S&S 910-0849 136" 4.320" Bore Black Cylinder Kit 17-24 Harley M8
requires S&S 4 5/8" crank link below
https://biohazardcycles.com/s-s-320-0605-4-5-8-stroke-flywheel-full-width-rods-balancer-gear-m8-harley/
The biggest just got bigger! 136 cubic inches of bolt-on power in this cylinder and piston kit. • Biggest bolt-on kit we have ever offered • Works with stock crankcases • Original engine serial numbers are retained • MLS (multi-layered steel) head gaskets • Retains stock engine height • Includes Cam Cover Badge • Powder coat finish matches factory finish, giving the bike a "sleeper" advantage • Huge displacement increase (4.320" Bore) means a huge power increase NOTE: Requires 4 5/8" Stroker Crank (part # 320-0605)
Drag# 0931-1167