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129 Power Package Engine Performance Kit

21,808.00
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  • Transform 107' oil-cooled M8 into 129' with no case machining required
  • Big bore cylinders come with matching cam, cam plate and oil pump
  • Independent scavenge sections for flywheel cavity and cam chest
  • Magnet in cam chest to help prevent debris from entering oil pump
  • Feature high-performance conical single-wire S&amp.S valve springs
  • Original engine serial numbers are retained
  • Passage plugs are removable for servicing
  • Debris screen in both scavenge pickups
  • MLS (multi-layered steel) head gaskets
  • Performance matched 550 cam
  • Works with stock crankcase
  • Made in the USA
S&S CYCLE
09040106
2 Items

Data sheet

Vendor Part Number
310-1226
Brand
S&S CYCLE
Color/Finish
Black. Non-Highlighted Fins
Model
Power Package
Product Name
Performance Kit
Units
Kit
Base Color
Black
Type
Engine
Features
Black Pushrod Tubes
Style
Big Bore
Displacement
129
Stroke Length
4.375
Bore Size
4.320
Cooling System
Oil Cooled
Cam Drive Type
Chain

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