09-21-2016, 05:16 PM
McCulloch 2-CYCLE ENGINES
Listed below are the various models of the McCulloch Engines and some data regarding them.
Model Engine Use Bore Stroke Displacement Carburetor Spark Plug Type Spark Plug Gap
MC-2 Racing 2.165 1.635 6.05 *J-6J or AC M-44C 0.025
MC-5 Racing 2.125 1.375 4.9 Tillotson Series HL J-6J or AC M-44C 0.025
MC-6 Racing 2.125 1.500 5.3 mcculloch flatback carb J-6J or AC M-44C 0.025
MC-7 Racing 2.165 1.635 6.05 mcculloch flatback carb J-6J or AC M-44C 0.025
MC-8 Racing 2.165 1.375 4.9 mcculloch flatback carb J-6J or AC M-44C 0.025
MC-9 Racing 2.165 1.375 4.9 mcculloch flatback carb J-6J or AC M-44C 0.025
MC-10 Racing 2.125 1.500 5.3 mcculloch mc10 carb J-6J or AC M-44C 0.025
MC-20 Racing 2.125 1.635 5.8 mcculloch flatback carb J-6J or AC M-44C 0.025
MC-30 Racing 2.165 1.635 6.05 mcculloch flatback carb J-6J or AC M-44C 0.025
MC-40 Racing 2.165 1.635 6.05 Tillotson Series HL J-6J or AC M-44C 0.025
MC-45 Racing 2.165 1.635 6.05 Tillotson Series HL J-6J or AC M-44C 0.025
MC-70 Racing 2.217 1.835 7.08 Tillotson Series HL J-6J or AC M-44C 0.025
MC-75 Racing 2.250 1.835 7.29 Tillotson Series HL J-6J or AC M-44C 0.025
*Spark Plug Data
Operating Condition: Average Driving
Champion Plug Number = J-6J
AC Plug Number = M-44C
Operating Condition: Light Racing
Champion Plug Number = J-4J
AC Plug Number = M-42k
And heres a new more detailed chart maybe a little easier to use
Mcculloch standard series go kart motors
Mcculloch super series motors below
Mcculloch specs chart super pdf.pdf (Size: 33.84 KB / Downloads: 276)
[size=undefined][size=undefined][size=undefined]
[url=https://web.archive.org/web/20100215000000/http://macbobaust.com/bores.html][/url][/size][/size][/size]
mcbobs old chart
Bores , strokes and capacities of McCulloch Chainsaws
Crankshaft PTO style
1. Tapered with keyway
2. Tapered without keyway
3. Stepped
[b][b]Model .............Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end[/b]
1-40...........................50659...............2.125"/ 1.375"...............55009............80cc or 4.9 cu/in.........................3
1-41...........................50659...................................................55009...............................................................3
1-42...........................50659...................................................55009...............................................................3
1-43...........................50659...................................................55009...............................................................3
1-45...........................50659...................................................55009...............................................................3.
1-46...........................50659...................................................55009...............................................................3.
[b]Model .............Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end[/b]
1-50...........................50659..............2.125"/ 1.375............ 55009............80cc or 4.9 cu/in...............................3
1-51...........................50959...............................................55009....................................................................3
1-52...........................50959...............................................55009....................................................................3
1-53...........................57830..............2.125"/ 1.375..............55009....................................................................3
====================================================================
1-60...........................50756..............2.125"/ 1.375.............55009............80cc or 4.9 cu/in.............................. 3
1-61...........................50756...................................................55009.............80cc or 4.9 cu/in .........................3
1-62...........................50756...................................................55009.............80cc or 4.9 cu/in .........................1
1-63...........................50756...................................................55009.............80cc or 4.9 cu/in .........................1[/b]
[b][b][b]Model .............Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end[/b][/b][/b]
1-70...................................................2.125"/ 1.50.......................................90.14cc or 5.5cu/in......................1
1-71...............................................................................................................................................................1
1-72............................................................................................................................................................
1-75...................................................2.125"/ 1.625........................,,...........95cc or 5.8 cu/in.......................
1-76...........................58128...............2.165"/ 1.635................48905............99cc or 6.04cu/in..........................1
[b][b]Model ............Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end[/b]
1-80............................55257..............2.125"/ 1.500...............55009..............87cc or 5.3 cu/in......................1
1-81............................55756.................................................55009.............................................................1
1-82............................57756.................................................55009.............................................................1
1-85............................58128..............2.125"/ 1.625................48905...............95cc or 5.8 cu/in....................1
1-86............................58128..............2.165"/ 1.635................48905...............99cc or 6.04 cu/in..................1
===================================================================
Mac 15.......................50659a............2.125"/1.375................47903................80cc or 4.9 cu/in.......................3
D-30...........................50025..............2.125"/1.375................50015................80cc or 4.9 cu/in ......................3
D-36...........................50210..............2.125"/1.375................55009................80cc or 4.9 cu/in ......................3
===================================================================
D-44...........................51225..............2.00"/ 1.375..................51220..............72cc or 4.4 cu/in........................1
Super 44..........................................2.125"/ 1.375........................................80cc or 4.9 cu/in.......................1
Super 44a..................55257.............2.125"/ 1.50...................55010..............90.14cc or 5.5 cu/in...................1
D-45.................................................2.125"/ 1.375........................................80cc or 4.9 cu/in
Super 55....................55005.............2.125"/ 1.375.................55010..............80cc or 4.9 cu/in........................1
Super 55a.....................................................................................................................................................1
Model ............Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end
Pro Mac 105...............89222.............2.250"/ 1.635.................88623..........106.5cc or 6.5 cu/in.......................2
SuperPro 105.............89222..................................................88623...............................................................2
===================================================================
CP125.........................69346.............2.280"/ 1.835.................69250.............123cc or 7.5 cu/in........................2
CP125s.......................69346.............2.280"/ 1.835.................69250.................................................................2
Super Pro 125............85476.............2.280"/ 1.835.................85606.................................................................2
Super Pro 125c..........85476.............2.280"/ 1.835 ................88623.................................................................2[/b]
Model .................Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end
200.............................50659..............2.125"/ 1.375...............55009a.............80cc or 4.9 cu/in.......................3
250.............................50659a............2.125"/ 1.375...............47782a.............80cc or 4.9 cu/in.......................1
250 late......................50659a.............2.125"/ 1.500..............47903...............90.14cc or 5.5 cu/in..................1
Super 250...................60313..............2.125"/ 1.500..............47903...............90.14cc or 5.5 cu/in...................1
Super 250 ..................50659a............2.125"/ 1.375..............47782a.............80cc or 4.9 cu/in........................1
300.............................60313..............2.125"/ 1.50.................47903..............90.14cc or 5.5 cu/in....................1
380.............................60313..............2.125"/ 1.50.................47782a............90.14cc or 5.5 cu/in....................1
380a...........................60313..............2.125"/ 1.50.................47782a............90.14cc or 5.5 cu/in ...................1
440.............................60724..............2.125"/ 1.50.................47782a............90.14cc or 5.5 cu/in ...................1
450.............................60313..............2.125"/ 1.50.................47903............. 90.14 cc or 5.5 cu/in ..................1
[b][b]Model ............Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end[/b]
550............................64440...............2.165"/ 1.635................47903............99cc or 6.03 cu/in.......................1
Super 550..................63440..............2.217"/ 1.635................47903...........103cc or 6.3 cu/in.........................1
===================================================================
640............................50756a..............2.125"/ 1.375................47903.........80cc or 4.9 cu/in...........................1
650............................61860................2.125"/ 1.50.................47903..........90.14cc or 5.5 cu/in......................3
660............................61860................2.125"/ 1.50.................47903..........90.14cc or 5.5 cu/in......................3
===================================================================
740............................58128................2.165"/ 1.635...............47782a...........99cc or 6.04 cu/in......................1
790.....................................................2.217"/ 1.635...................................103cc or 6.3 cu/in........................1
795............................58128...................................................47903...........103cc or 6.3 cu/in........................1
797............................66010.................2.280"/ 1.835...............66049...........123cc or 7.5 cu/in.......................1
Super 797...........................................2.280"/ 1.835...................................123cc or 7.5 cu/in ......................1
===================================================================
840............................58132..................2.165"/ 1.635.............47782a...........99cc or 6.04 cu/in......................1
890............................58128..................2.217"/ 1.635.............47782a...........103cc or 6.3 cu/in......................1
895............................58128..................2.217"/ 1.635.............47903.............103cc or 6.3 cu/in......................1
895c..........................89222..................2.217"/ 1.635.............88623.............103cc or 6.3 cu/in......................2
===================================================================
[/b]
1. Tapered with keyway
2. Tapered without keyway
3. Stepped
McCulloch Kart Engines ...Bore and stroke.
Super /101 series
[b][b]Model ..........Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end[/b]
Mc 10.................55257../..48696 .........2.125"/ 1.50.........................................90.14cc or 5.5 cu/in....................1
Mc 20.................58128 ......................2.125"/ 1.635.........................................................5.8 cu/in....................1
Mc 30.................58128.......................2.165"/ 1.635.........................................106.5 or 6.05 cu/in......................1
Mc 40.................47751.......................2.165"/ 1.635.........................................................6.05 cu/in...................1
Mc 45.................58128.......................2.165"/ 1.635.........................................................6.05 cu/in...................1
Mc 70.................47798.......................2.217"/ 1.835.........................................................7.08 cu/in...................1
Mc 75.................47798a.....................2.250"/ 1.835.........................................................7.29 cu/in...................1
Mc 100/ 1966......47798a.....................2.250"/ 1.835.........................................................7.29 cu/in....................1
Mc 101/ 1967......68898.......................2.280"/ 1.835..............66049..................123cc or...7.5 cu/in....................1
Mc 101a.............69250.......................2.280"/ 1.835..............66049..................................7.5 cu/in
Mc 101aa 1972....69346......................2.280"/ 1.835........................................................7.5 cu/in
Mc 101b 1974....69346......................2.280"/ 1.835..............66049.................................7.5 cu/in....note 90872 ?
Mc 101c...1969....69346......................2.280"/ 1.835..............66049.................................7.5 cu/in
Mc 101d...1971.....69346.....................2.280"/ 1.835..............69250.................................7.5 cu/in
Mc 101 mc 1973...69346.....................2.280"/ 1.835........................................................7.5 cu/in[/b]
Mc Culloch 90 series engines
[b][b]Model ..........Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end[/b]
MC5
1960.........................50756..............2.125/1.375.................55009..................4.9........................................1
MC6
1961.........................48744..............2.125/1.500..................55009..................5.3.......................................1
MC7
1962.........................48586..............2.165/1.635..................48905................6.05.......................................1
MC8
1963.........................48586b............2.165/1.635..................47782................6.05.......................................1
MC9
1964.........................48586c............2.165/1.635..................47903................6.05.......................................1
MC90
1966..........................48586c...........2.165/1.635..................47903................6.05.......................................1
MC91
1966..........................48586c............2.165/1.635..................47903...............6.05.......................................1
91A...........................48586c............2.165/1.635..................47903...............6.05.......................................1
1968
91B...........................48586c............2.165/1.635..................47903...............6.05.......................................1
1970
91B/1........................48586c............2.165/1.635...................47903...............6.05......................................1
1970
91C............................48586c...........2.165/1.635...................47903..............6.05.......................................1
1972
91M/C........................89140............2.165/1.635...................47903...............6.05...............Straight grove and key
1973
MC92.........................91085............2.165/1.635...................47903...............6.05......................................2
1974
MC93.........................91085a..........2.165/1.635...................47903...............6.05......................................2
1977
Footnote this list has been compiled from my vaste array of Mc IPLS and Mike Acres excellent chainsaw site
[/b]
Engine Capacities of McCulloch Two Man Chainsaws
12-25a .......1948 - 49 .......... 130cc ... 2.250 in. (57mm) x 2.0 in. (51mm)
5-49 .......... 1949 - 52 .......... 130cc ... 2.250 in. (57mm x 2.0 in. (51mm)
7-55 ........... 1951 - 53 ......... 161cc ... 2.50 in. (63.5mm) x 2.00 in. (51mm)
99 .............. 1954 - 63 ......... 161cc ... 2.50 in. (63.5mm) x 2.00 in. (51mm)
1-92 ........... 1961 - 62 ......... 103cc ... 2.217 in. (56.3mm) x 1.635 in. (41.5mm)
1-93 ........... 1962 - 63 ......... 103cc ... 2.217 in. (56.3mm) x 1.635 in. (41.5mm)
940 ............ 1963 - 71 ......... 103cc ... 2.217 in. (56.3mm) x 1.635 in. (41.5mm)
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Listed below are the various models of the McCulloch Engines and some data regarding them.
Model Engine Use Bore Stroke Displacement Carburetor Spark Plug Type Spark Plug Gap
MC-2 Racing 2.165 1.635 6.05 *J-6J or AC M-44C 0.025
MC-5 Racing 2.125 1.375 4.9 Tillotson Series HL J-6J or AC M-44C 0.025
MC-6 Racing 2.125 1.500 5.3 mcculloch flatback carb J-6J or AC M-44C 0.025
MC-7 Racing 2.165 1.635 6.05 mcculloch flatback carb J-6J or AC M-44C 0.025
MC-8 Racing 2.165 1.375 4.9 mcculloch flatback carb J-6J or AC M-44C 0.025
MC-9 Racing 2.165 1.375 4.9 mcculloch flatback carb J-6J or AC M-44C 0.025
MC-10 Racing 2.125 1.500 5.3 mcculloch mc10 carb J-6J or AC M-44C 0.025
MC-20 Racing 2.125 1.635 5.8 mcculloch flatback carb J-6J or AC M-44C 0.025
MC-30 Racing 2.165 1.635 6.05 mcculloch flatback carb J-6J or AC M-44C 0.025
MC-40 Racing 2.165 1.635 6.05 Tillotson Series HL J-6J or AC M-44C 0.025
MC-45 Racing 2.165 1.635 6.05 Tillotson Series HL J-6J or AC M-44C 0.025
MC-70 Racing 2.217 1.835 7.08 Tillotson Series HL J-6J or AC M-44C 0.025
MC-75 Racing 2.250 1.835 7.29 Tillotson Series HL J-6J or AC M-44C 0.025
*Spark Plug Data
Operating Condition: Average Driving
Champion Plug Number = J-6J
AC Plug Number = M-44C
Operating Condition: Light Racing
Champion Plug Number = J-4J
AC Plug Number = M-42k
And heres a new more detailed chart maybe a little easier to use
Mcculloch standard series go kart motors
Mcculloch super series motors below
Mcculloch specs chart super pdf.pdf (Size: 33.84 KB / Downloads: 276)
[size=undefined][size=undefined][size=undefined]
[url=https://web.archive.org/web/20100215000000/http://macbobaust.com/bores.html][/url][/size][/size][/size]
mcbobs old chart
Bores , strokes and capacities of McCulloch Chainsaws
Crankshaft PTO style
1. Tapered with keyway
2. Tapered without keyway
3. Stepped
[b][b]Model .............Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end[/b]
1-40...........................50659...............2.125"/ 1.375"...............55009............80cc or 4.9 cu/in.........................3
1-41...........................50659...................................................55009...............................................................3
1-42...........................50659...................................................55009...............................................................3
1-43...........................50659...................................................55009...............................................................3
1-45...........................50659...................................................55009...............................................................3.
1-46...........................50659...................................................55009...............................................................3.
[b]Model .............Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end[/b]
1-50...........................50659..............2.125"/ 1.375............ 55009............80cc or 4.9 cu/in...............................3
1-51...........................50959...............................................55009....................................................................3
1-52...........................50959...............................................55009....................................................................3
1-53...........................57830..............2.125"/ 1.375..............55009....................................................................3
====================================================================
1-60...........................50756..............2.125"/ 1.375.............55009............80cc or 4.9 cu/in.............................. 3
1-61...........................50756...................................................55009.............80cc or 4.9 cu/in .........................3
1-62...........................50756...................................................55009.............80cc or 4.9 cu/in .........................1
1-63...........................50756...................................................55009.............80cc or 4.9 cu/in .........................1[/b]
[b][b][b]Model .............Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end[/b][/b][/b]
1-70...................................................2.125"/ 1.50.......................................90.14cc or 5.5cu/in......................1
1-71...............................................................................................................................................................1
1-72............................................................................................................................................................
1-75...................................................2.125"/ 1.625........................,,...........95cc or 5.8 cu/in.......................
1-76...........................58128...............2.165"/ 1.635................48905............99cc or 6.04cu/in..........................1
[b][b]Model ............Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end[/b]
1-80............................55257..............2.125"/ 1.500...............55009..............87cc or 5.3 cu/in......................1
1-81............................55756.................................................55009.............................................................1
1-82............................57756.................................................55009.............................................................1
1-85............................58128..............2.125"/ 1.625................48905...............95cc or 5.8 cu/in....................1
1-86............................58128..............2.165"/ 1.635................48905...............99cc or 6.04 cu/in..................1
===================================================================
Mac 15.......................50659a............2.125"/1.375................47903................80cc or 4.9 cu/in.......................3
D-30...........................50025..............2.125"/1.375................50015................80cc or 4.9 cu/in ......................3
D-36...........................50210..............2.125"/1.375................55009................80cc or 4.9 cu/in ......................3
===================================================================
D-44...........................51225..............2.00"/ 1.375..................51220..............72cc or 4.4 cu/in........................1
Super 44..........................................2.125"/ 1.375........................................80cc or 4.9 cu/in.......................1
Super 44a..................55257.............2.125"/ 1.50...................55010..............90.14cc or 5.5 cu/in...................1
D-45.................................................2.125"/ 1.375........................................80cc or 4.9 cu/in
Super 55....................55005.............2.125"/ 1.375.................55010..............80cc or 4.9 cu/in........................1
Super 55a.....................................................................................................................................................1
Model ............Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end
Pro Mac 105...............89222.............2.250"/ 1.635.................88623..........106.5cc or 6.5 cu/in.......................2
SuperPro 105.............89222..................................................88623...............................................................2
===================================================================
CP125.........................69346.............2.280"/ 1.835.................69250.............123cc or 7.5 cu/in........................2
CP125s.......................69346.............2.280"/ 1.835.................69250.................................................................2
Super Pro 125............85476.............2.280"/ 1.835.................85606.................................................................2
Super Pro 125c..........85476.............2.280"/ 1.835 ................88623.................................................................2[/b]
Model .................Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end
200.............................50659..............2.125"/ 1.375...............55009a.............80cc or 4.9 cu/in.......................3
250.............................50659a............2.125"/ 1.375...............47782a.............80cc or 4.9 cu/in.......................1
250 late......................50659a.............2.125"/ 1.500..............47903...............90.14cc or 5.5 cu/in..................1
Super 250...................60313..............2.125"/ 1.500..............47903...............90.14cc or 5.5 cu/in...................1
Super 250 ..................50659a............2.125"/ 1.375..............47782a.............80cc or 4.9 cu/in........................1
300.............................60313..............2.125"/ 1.50.................47903..............90.14cc or 5.5 cu/in....................1
380.............................60313..............2.125"/ 1.50.................47782a............90.14cc or 5.5 cu/in....................1
380a...........................60313..............2.125"/ 1.50.................47782a............90.14cc or 5.5 cu/in ...................1
440.............................60724..............2.125"/ 1.50.................47782a............90.14cc or 5.5 cu/in ...................1
450.............................60313..............2.125"/ 1.50.................47903............. 90.14 cc or 5.5 cu/in ..................1
[b][b]Model ............Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end[/b]
550............................64440...............2.165"/ 1.635................47903............99cc or 6.03 cu/in.......................1
Super 550..................63440..............2.217"/ 1.635................47903...........103cc or 6.3 cu/in.........................1
===================================================================
640............................50756a..............2.125"/ 1.375................47903.........80cc or 4.9 cu/in...........................1
650............................61860................2.125"/ 1.50.................47903..........90.14cc or 5.5 cu/in......................3
660............................61860................2.125"/ 1.50.................47903..........90.14cc or 5.5 cu/in......................3
===================================================================
740............................58128................2.165"/ 1.635...............47782a...........99cc or 6.04 cu/in......................1
790.....................................................2.217"/ 1.635...................................103cc or 6.3 cu/in........................1
795............................58128...................................................47903...........103cc or 6.3 cu/in........................1
797............................66010.................2.280"/ 1.835...............66049...........123cc or 7.5 cu/in.......................1
Super 797...........................................2.280"/ 1.835...................................123cc or 7.5 cu/in ......................1
===================================================================
840............................58132..................2.165"/ 1.635.............47782a...........99cc or 6.04 cu/in......................1
890............................58128..................2.217"/ 1.635.............47782a...........103cc or 6.3 cu/in......................1
895............................58128..................2.217"/ 1.635.............47903.............103cc or 6.3 cu/in......................1
895c..........................89222..................2.217"/ 1.635.............88623.............103cc or 6.3 cu/in......................2
===================================================================
[/b]
1. Tapered with keyway
2. Tapered without keyway
3. Stepped
McCulloch Kart Engines ...Bore and stroke.
Super /101 series
[b][b]Model ..........Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end[/b]
Mc 10.................55257../..48696 .........2.125"/ 1.50.........................................90.14cc or 5.5 cu/in....................1
Mc 20.................58128 ......................2.125"/ 1.635.........................................................5.8 cu/in....................1
Mc 30.................58128.......................2.165"/ 1.635.........................................106.5 or 6.05 cu/in......................1
Mc 40.................47751.......................2.165"/ 1.635.........................................................6.05 cu/in...................1
Mc 45.................58128.......................2.165"/ 1.635.........................................................6.05 cu/in...................1
Mc 70.................47798.......................2.217"/ 1.835.........................................................7.08 cu/in...................1
Mc 75.................47798a.....................2.250"/ 1.835.........................................................7.29 cu/in...................1
Mc 100/ 1966......47798a.....................2.250"/ 1.835.........................................................7.29 cu/in....................1
Mc 101/ 1967......68898.......................2.280"/ 1.835..............66049..................123cc or...7.5 cu/in....................1
Mc 101a.............69250.......................2.280"/ 1.835..............66049..................................7.5 cu/in
Mc 101aa 1972....69346......................2.280"/ 1.835........................................................7.5 cu/in
Mc 101b 1974....69346......................2.280"/ 1.835..............66049.................................7.5 cu/in....note 90872 ?
Mc 101c...1969....69346......................2.280"/ 1.835..............66049.................................7.5 cu/in
Mc 101d...1971.....69346.....................2.280"/ 1.835..............69250.................................7.5 cu/in
Mc 101 mc 1973...69346.....................2.280"/ 1.835........................................................7.5 cu/in[/b]
Mc Culloch 90 series engines
[b][b]Model ..........Crankshaft No ..........Bore/stroke...........Conrod No............Capacity......................Crank pto end[/b]
MC5
1960.........................50756..............2.125/1.375.................55009..................4.9........................................1
MC6
1961.........................48744..............2.125/1.500..................55009..................5.3.......................................1
MC7
1962.........................48586..............2.165/1.635..................48905................6.05.......................................1
MC8
1963.........................48586b............2.165/1.635..................47782................6.05.......................................1
MC9
1964.........................48586c............2.165/1.635..................47903................6.05.......................................1
MC90
1966..........................48586c...........2.165/1.635..................47903................6.05.......................................1
MC91
1966..........................48586c............2.165/1.635..................47903...............6.05.......................................1
91A...........................48586c............2.165/1.635..................47903...............6.05.......................................1
1968
91B...........................48586c............2.165/1.635..................47903...............6.05.......................................1
1970
91B/1........................48586c............2.165/1.635...................47903...............6.05......................................1
1970
91C............................48586c...........2.165/1.635...................47903..............6.05.......................................1
1972
91M/C........................89140............2.165/1.635...................47903...............6.05...............Straight grove and key
1973
MC92.........................91085............2.165/1.635...................47903...............6.05......................................2
1974
MC93.........................91085a..........2.165/1.635...................47903...............6.05......................................2
1977
Footnote this list has been compiled from my vaste array of Mc IPLS and Mike Acres excellent chainsaw site
[/b]
Engine Capacities of McCulloch Two Man Chainsaws
12-25a .......1948 - 49 .......... 130cc ... 2.250 in. (57mm) x 2.0 in. (51mm)
5-49 .......... 1949 - 52 .......... 130cc ... 2.250 in. (57mm x 2.0 in. (51mm)
7-55 ........... 1951 - 53 ......... 161cc ... 2.50 in. (63.5mm) x 2.00 in. (51mm)
99 .............. 1954 - 63 ......... 161cc ... 2.50 in. (63.5mm) x 2.00 in. (51mm)
1-92 ........... 1961 - 62 ......... 103cc ... 2.217 in. (56.3mm) x 1.635 in. (41.5mm)
1-93 ........... 1962 - 63 ......... 103cc ... 2.217 in. (56.3mm) x 1.635 in. (41.5mm)
940 ............ 1963 - 71 ......... 103cc ... 2.217 in. (56.3mm) x 1.635 in. (41.5mm)
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