S&S Evolution Big Twin Performance Cylinder Heads – Engine
S&S Evolution Big Twin Performance Cylinder Heads – Engine
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About this product
About this product
Exactly the same cylinder heads as S&S uses in their complete 1,340cc/80CI V-Series engines. Feature 1.9" diameter intake valves and 1.605" diameter exhaust valves and give increased flow compared to stock Harley heads. These cylinder heads can be used with stock 3 1/2" bore, as well as 3 5/8" Big Bore with stock style flat topped pistons. The version with 82cc chamber give a 8.4:1 compression where stock heads give 8.5:1 compression. Heads with 76cc chambers give a 8.8:1 compression. Valve springs are compatible with up to .585" lift cams. Heads come with valves and valve springs installed and are sold in sets for front and rear.
Polished, 82cc chamber
Head,Kit,Stock & 3-5/8" Bore,Performance
- Category: Cylinder Heads
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
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