All parts are brand new never been cranked up or installed in a car. RHS aluminum block, all pro heads cost were over 3K bare, inconel exhaust valves, titanium intake valves retainers and springs, Callies crank and rods, diamond custom coated Pistons, T&D rockers, moroso oil pan, double roller timing set and a gm front mount distributor cover this engine has some of the best parts you can buy I...