ZIPPERS PERFORMANCE BIG BORE KITS HARLEY GEN 2 M8 MODELS SIZE OPTIONS:128" FLAT TOP PISTONS ( MODIFIED HEADS 117-128) Cables will also fit late-style

Cables will also fit late-style Mikuni carbs

Unique Labyrinth design to significantly reduce oil consumption

performance filter

Threaded shock body with a wide range of adjustment to fine-tune preload and sag

Stepped head pipes from 1-3/4" to 1-7/8" designed for maximum performance

ZIPPERS PERFORMANCE BIG BORE KITS HARLEY GEN 2 M8 MODELS SIZE OPTIONS:128" FLAT TOP PISTONS ( MODIFIED HEADS 117-128) Cables will also fit late-styleZIPPERS PERFORMANCE BIG BORE KITS HARLEY GEN 2 M8 MODELS SELECT IN OPTIONS Increasing the size of a Milwaukee Eight engine is easy with Zippers Big Bore Cylinder Kits. These Big Bore kits are designed for the new Gen 2 M8 engines, which have oval port heads and center cooling. The Milwaukee Eight engines design is made for displacement increases and Zippers offers cylinder kits for Factory stock 4 valve head, SE heads and many Custom High Flow Heads