About this product
- Stock-height basic engine is direct bolt in replacement for aging 80" H-D Evolution engines
- 508 cam
- Forged rocker arms
- 585 valve springs
- Flat top cast pistons
- S&S standard oil pump
- S&S performance replacement heads
- Long block accepts factory sized 410 manifold
- 3-1/2" bore x 4-1/4" stroke
- 8.4:1 compression ratio
- For 1984-1999 Evo style models & 1970-1999 custom chassis with alternator style primary
- Two year warranty
- Includes a MSO
- Made in the U.S.A.
Click here for the instructions / owners manual
DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION-CONTROLLED MOTOR VEHICLES.
IF FOR RACE OR OFF-HIGHWAY USE OUR CA EXHAUST WAIVER WILL NEED TO BE SIGNED AND RETURNED PRIOR TO SHIPPING.
CALIFORNIA CARB WAIVER AVAILABLE HERE:
https://cdn.shopify.com/s/files/1/0157/0363/8064/files/CA_CARB_Waiver.pdf?573
MULTIPLE FINANCING OPTIONS AVAILIBLE! SOME WITH LITTLE OR NO INTEREST! CONTACT US FOR DETAILS
Description supplied by Ramjet Racing through its current Shopify listing. Product, performance, and health claims are the seller’s and have not been independently verified by StorkScout.



