+.070in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine. - Keith Black Pistons Wheel Components & Hardware Wheels * Filter Element: Designed and

* Filter Element: Designed and engineered for the aerospace industry

Upgrade your Harley-Davidson’s control and style with the Arlen Ness Beveled Fusion Handgrips – Chrome

Dyna 2004-05

Part # FPE-AC00153

Does not fit Factory HD oil pumps

+.070in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine. - Keith Black Pistons Wheel Components & Hardware Wheels * Filter Element: Designed andFeatures & Benefits: * Bore = 3. 507" * Stroke = 3. 969" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled engines. * Low thermal expansion rate = tighter piston to cylinder clearance. * Complete kit includes: two pistons, rings, wrist pins and clips. * Replaces OEM # 22149 55C * Replaces OEM # 22149 74A Tech Tips: * Follow Ring End Gap & Piston to Cylinder Clearances as per the supplied Manufacturers Instructions.