S&S V80 Basic Evolution Engine Assembly For those who don’t want to go big inch, the S&S V80 engine provides a performance solution. With the same displacement and physical dimensions as a stock Harley-Davidson Evolution engine, the V80 fits in a stock 84-99 Big Twin frame just like a stock engine. The V80 is built from the same superior materials as S&S larger performance engines, so engine life is excellent. Engine is stock 3-1/2" bore x stock 4-1/4" stroke giving stock 80" (1340cc) displacement. Cast pistons with a 8.4:1 CR and a 508 cam. Stock like performance with stock like life. S&S V80 engines are available for carbureted applications only, in natural aluminum and black powder coat finish. Note: Sold as 'Long Block'. Carburetor, manifold, ignition and charging system is not included. Features: 3-1/2" bore x 4-1/4" stroke 80" (1340cc) displacement Cast pistons with a 8.4:1 CR and a 508 cam Fits in a stock 84-99 Big Twin HD frame S&S V80 Engine Owners Manual