How then, does a header ... shorty replacement header with a traditional long-tube header. Though we ran this test on a 351W, both headers were actually designed for the smaller fuel-injected, 5 ...

Ford's Boss ... equal-length headers, plus slicks, and give the engine a decent blessing. (Editor's note: For his follow-up article in the May 1970 issue, Kelly modified the Boss 302 with 4. ...