Wrinkle black finish. The basic S&S motor, designed as stock replacement for a stock Evolution Big Twin, instead of overhauling it. 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. Note: Sold as ‘Long Block’. Carburetor, manifold, ignition and charging system is not included.
