Revolution Performance 124" Bolt-On Big Bore Kit
(Fits 2017-PRESENT 107" Milwaukee 8 Harley Davidson motorcycles)
The Revolution Performance 124" Milwaukee 8 Bolt-On Big Bore Kit is the most reliable way to increase power and torque on your 2017-2018 Milwaukee 8 107" engine. Each 124" kit comes with our state of the art all aluminum NSC plated cylinders which last longer and run cooler than the OEM cylinders. The cylinders are matched with a premium forged piston kit and a complete Cometic gasket kit.
- NEW 4.250" all aluminum Nickel Silicon Carbide (NSC) plated cylinders
- Forged 11.1:1 compression ratio flat-top piston kit
- Cometic head and base gasket kit
- 124" Milwaukee 8 Velocity CNC Cylinder Head Porting Package
***NOTE: Compression ratio is dependent on the cylinder heads combustion chamber volume***
124" Bolt-On Big Bore Kit comes with:
The 124" Bolt-On Big Bore Kit requires no other engine modifications to install but can benefit from our other products and services.