S&S 310-1054a 124" in. Black Power Package Big Bore Kit M8 twin cool Harley 17-24
S&S Cycle Power Package 124" Chain Drive with Highlighted Fins For Harley Twin-Cooled Touring
Take your M8 to the next level by beefing up your 107" up to 124". This kit is the perfect combination of not only gaining performance but savings versus piecing all the parts individually. The kit comes with just about everything you want and need from S&S Cycle as they provide much higher quality cam, cam plate, high flow oil pump, valve springs, lifters, and pushrods.
Features:
- 107" to 124" Big Bore Kit
- Winkle Black Finish with Fin Highlighting
- Bolt on kit. No case machining required
- 4.250" bore
- Forged Pistons
- 11:1 Compression Ratio
Oil Pump/Cam Plate:
- Precision Machined from Billet Aluminum
- Blue Anodized Finish
- Passage Plugs Removeable for servicing
- Independant Scavenge Sections for Flywheel Cavity and Cam Chest
- Debris Screens in both scavenge pickups
- Increased Flow Capacity on both Feed and Scavenge side
- Adjustable Pressure Relief Valve is adjustable with unit installed in engine
Pushrods:
- Quickee Pushrods
- Gloss Black pushrod tubes
Tappets:
- S&S Cycle Precision Tappets
Tappet Cuffs:
- Hard Anodized Black Coating
- Billet Aluminum Construction
- Stronger than Stock Material eliminates Distortion
- Improve tappet stability in high lift and high rpm situations
Cam:
- S&S Cycle 550 Cam- Designed for Big Bore Applications
- 550C Chain Drive
Valve Springs:
- Work well with cams up to .605 lift
- High Performance Conical Single Wire Spring
