93" CID: 3-5/8" bore x 4-1/2" stroke. S&S forged pistons: 8.5:1 compression ratio. S&S Super E carburetor. S&S 585 cam, hydraulic tappets and roller rocker arms . S&S billet timer and S&S Super Stock single-fire ignition system.. Compatible with 1970-up primary, transmission, clutches and electrical systems . Natural crankcases and black powder-coated cylinders. Two-year manufacturer's warranty. Made in USA. 70-99 Chassis w/Alternator Style Primary
