Description
S&S CYCLE 96" Sidewinder® Engine Performance Kit - 96" Sidewinder® / 3.625" Big Bore / Stroker Kit / Wrinkle Black / Evolution Big Twin 0903-1258
S&S CYCLE 96" Sidewinder® Engine Performance Kit - 96" Sidewinder® / 3.625" Big Bore / Stroker Kit / Wrinkle Black / Evolution Big Twin 0903-1258
S&S CYCLE 96" Sidewinder® Engine Performance Kit - 96" Sidewinder® / 3.625" Big Bore / Stroker Kit / Wrinkle Black / Evolution Big Twin 0903-1258 by S&S CYCLE is a motorcycle part listing built for riders searching by exact product name, fitment, style, and part number.
Key Features
- Kit includes standard flywheel assembly, 3.625" Sidewinder® stroker big bore cylinder, 9.75:1 compression ratio pistons, rings and gaskets
- Flywheel assembly is complete with S&S heavy duty connecting rods and mainshafts, head gaskets, base gaskets, and exhaust gaskets
- Makes stock 80" displacement into 96" displacement
- Made In the USA
- Does not include manifold, pushrods, or pushrod clips.
- '77-'89 style pinion gear and oil pump drive gears must be used when installing S&S flywheels in '90-'99 engines.
- Cases must be bored to accept 3.625" bore cylinders, and a minor crankcase clearancing operation for the crankpin nut must be performed.
Part Numbers
0903-1258, 91-7661
Available Styles
96" Sidewinder® / 3.625" Big Bore / Stroker Kit / Wrinkle Black / Evolution Big Twin
Available options: 1