
The Story
- NEW BPRATV 66mm cylinders bored and diamond honed at the factory for max performance (1 Year Warranty)
- Forged Wiseco pistons increase displacement to 370cc (Pair) - Includes rings, wristpin, and circlips
- Heavy duty wrist pin bearing (Pair)
- Set of 4 New Dowel Pins - Time to replace those old ones!
- Complete top end gasket kit for a fresh seal
- NGK spark plugs ensure easy starting
*Requires Cool Head Style Cylinder Head with 66mm Domes or Stock Head machined to 66mm*
*PORTING SERVICE AVAILBLE*
- Clean up porting, Stage 1-4, Drag Porting, +4mil Porting for Stroker Cranks
- Porting service requires additional handling time. Please consider this before purchasing. 😀

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
- NEW BPRATV 66mm cylinders bored and diamond honed at the factory for max performance (1 Year Warranty)
- Forged Wiseco pistons increase displacement to 370cc (Pair) - Includes rings, wristpin, and circlips
- Heavy duty wrist pin bearing (Pair)
- Set of 4 New Dowel Pins - Time to replace those old ones!
- Complete top end gasket kit for a fresh seal
- NGK spark plugs ensure easy starting
*Requires Cool Head Style Cylinder Head with 66mm Domes or Stock Head machined to 66mm*
*PORTING SERVICE AVAILBLE*
- Clean up porting, Stage 1-4, Drag Porting, +4mil Porting for Stroker Cranks
- Porting service requires additional handling time. Please consider this before purchasing. 😀




















