Power Package with Highlighted Fins and Chrome Pushrod Tubes Big Bore Kit:
107" to 124" Big Boar Kit
Winkle Black Finish with Fin Highlighting
Bolt on kit. No case machining required
4.250" bore
Forged Pistons
10.5: Compression Ratio
Oil Pump/Cam Plate
Precision Machined from Billet Aluminum
Blue Anodized Finish
Passage Plugs Removable for servicing
Independent Scavenge Sections for Flywheel Cavity and Cam Chest
Debris Screens in both scavenge pickups
Magnet in Cam Chest to help to stop debris from entering oil pump
Increased Flow Capacity on both Feed and Scavenge side
Adjustable Pressure Relief Valve is adjustable with unit installed in engine
Pushrods:
Quickee Pushrods
Chrome pushrod tubes
Tappets:
S&S 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 550 Cam- Designed for Big Bore Applications
550G Gear Drive Cam
Gear Drive Kits provide improved cam timing accuracy and eliminate the stock cam chain tensioner
Gear Drive kits include outer Drive Gears
Valve Springs:
Work well with cams up to .605 lift
High Performance Conical Single Wire Spring
Made in the U.S.A.
Not recommended for trike models
