Ford 302 Boss V8 Engine Blueprint Illustration Series T-shirt

The 1969-70 302 H.O. engine was created in 1968 for the SCCA's 1969 Trans-Am road racing series. Fitted to the factory-made Boss 302 Mustangs of 1969-70, it is a unique Ford small-block featuring a thin-wall high nickel content casting. It differed substantially from regular 302s, featuring 4-bolt mains, screw-in freeze plugs, higher nickel content, and cylinder heads using a canted valve design developed for the 351C, which made its debut in late 1969 Mustangs). The high nickel content block had a thicker deck, and a taller intake manifold due to the heads. It also had a distinct harmonic balancer, crankcase windage tray, bigger diameter alternator pulley (from the 289HIPO), and bigger diameter power steering pulley all to accommodate the higher RPM capabilities of the engine vs a standard 302. The engine also came with an engine RPM limiter (to protect the owner's warranty options but was often one of the first things removed). The Boss 302 has eight valve cover bolts; in 1969 they w