Manufacturer & Distributor Part Numbers:  
S&S Cycle Punctuated Part#:  310-1223
S&S Cycle NON-Punctuate Part #:  3101223
Drag Specialties Punctuated Part#:  0904-0100
Drag Specialties NON-Punctuate Part#:  09040100

129" Power Package Engine Performance Kit - Chain Drive - Oil Cooled - Highlighted Fins - M8

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

Parts Notes:

• Kit includes camplate, 550C camshaft kit, Quikee pushrod kit with chrome covers, tappet cuffs lifter guide, spring kit, big bore cylinder kit, oil cooled oil pump, hydraulic tappets and a cam chain tensioner.

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.