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All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Free Shipping on orders over $49.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
S&S CYCLE 0904-0100 310-1223 129" Power Package Engine Performance Kit - Chain Drive - Oil Cooled - Highlighted Fins - M8

S&S CYCLE 0904-0100 310-1223 129" Power Package Engine Performance Kit - Chain Drive - Oil Cooled - Highlighted Fins - M8

by S&S CYCLE
Availability:
6 in stock, ready to be shipped
$3,359.95 - $3,359.95
$3,359.95
$3,359.95 - $3,359.95
$3,359.95

Features

  • 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&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

Specs

Product Name Performance Kit
Type Engine
Style Big Bore
Model Power Package
Color/Finish Black / Highlighted Fins
Features Chrome Pushrod Tubes
Stroke Length 4.375"
Displacement 129"
Bore Size 4.320"
Cam Drive Type Chain
Cooling System Oil Cooled
Units Kit
Riding Style Street

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Fitment Disclosure

This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.