80" CID: 3-1/2" bore x 4-1/4" stroke. Flat top cast pistons: 8.4:1 compression ratio. No fuel system or ignition systems included; use your stock fuel system and an aftermarket ignition you may already have. S&S 508 cam and standard forged rocker arms . 0.585" lift single coil valve springs.. High-performance hydraulic lifters . S&S standard billet oil pump. S&S Performance replacement cylinder heads. Wrinkle black powder-coat finish. One-year manufacturer's warranty.. Made in USA. Black
