S&S Cycles 128" Big Bore Cylinder Kit-M8 114" / 117" Engines
description**2017-Present M8 Models**
The Big Bore kit yields excellent results with stock cylinder heads
Easy installation: no need to bore or split existing cases, just swap the cylinders
Cylinders are constructed from premium aluminum castings with cast-in iron liners
Kits include cylinders, pistons, rings and gaskets (head, base and exhaust)
Black or silver powder-coat finish
Made in the U.S.A.
This project requires a skilled technician.
It is the responsibility of the person assembling the parts to check all clearances and assembly specifications.
Specs
Product Name: Cylinder Kit
Style: Big Bore
Base Color: Black
Color/Finish: Black
Material: Iron
Bore Size: 4.250"
Displacement: 128"
Stroke Length: 4-1/2"
Compression Ratio: 11.0:1
The Big Bore kit yields excellent results with stock cylinder heads
Easy installation: no need to bore or split existing cases, just swap the cylinders
Cylinders are constructed from premium aluminum castings with cast-in iron liners
Kits include cylinders, pistons, rings and gaskets (head, base and exhaust)
Black or silver powder-coat finish
Made in the U.S.A.
This project requires a skilled technician.
It is the responsibility of the person assembling the parts to check all clearances and assembly specifications.
Specs
Product Name: Cylinder Kit
Style: Big Bore
Base Color: Black
Color/Finish: Black
Material: Iron
Bore Size: 4.250"
Displacement: 128"
Stroke Length: 4-1/2"
Compression Ratio: 11.0:1
