Moreover, the cylinder heads of the 351C were nearly identical ... Though it continues to be overshadowed by other terrific Ford engines, the Boss 351 deserves it place among them and calling ...

1/2" holes in a 351 cylinder head. 4-Bolt Mains: Aside from the 1969-1970 BOSS 302, all Ford 289/302 engines have 2-bolt main bearing caps. Experience has shown that the mains aren’t a small ...