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Rev · 09-20-2002, 01:54 PM

The 351W heads, milled some and pocket ported do very well on a 289/302. I used those on my 306 for several years before I went to TFTW heads. The 351W with 1.85/1.54 valves breathe plenty well for a mild/moderate 289 or 302 and will make good power with flat top pistons at about 9.5/1 CR.

Rev

09-20-2002, 01:54 PM	#4
Rev Registered Member Join Date: Nov 1998 Location: Houston, Tx. Posts: 3,887	351W heads The 351W heads, milled some and pocket ported do very well on a 289/302. I used those on my 306 for several years before I went to TFTW heads. The 351W with 1.85/1.54 valves breathe plenty well for a mild/moderate 289 or 302 and will make good power with flat top pistons at about 9.5/1 CR. Rev __________________ '66 Coupe, 306, 350-375 HP, C-4, 13.07 e.t., 104.8 mph, 1/4 mi. O.B.C. #2 '66 coupe