Chevy head casting number 333882- good or not? - hot rod, I have a set of chevy heads with a casting number of 333882, with 1.94 heads, i am hoping to make 350-375hp with them. the engine is a 350 steel crank, 4 bolt main, 9. The good vs bad chevy vortec heads - hot rod forum, The good head bad head thing was started many years ago by an article in car craft magazine. they later recanted the story. i work on these heads regularly and about. 3951511 400 sbc any good? need info - chevelle tech, 3951511 400 sbc any good? need info performance.
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462624 head # page1 - chevy high performance forums at, On all small block chevy heads the 3,5 and 4,6 exhaust ports are next to each other. with exception to the ls series engines. so thats not the cause.. Top 10 sbc cast iron cylinder heads page1 - chevy high, Top 10 sbc cast iron cylinder heads page1 - discuss chevy high performance, chevy high performance magazine, and general discussion topics in the chevy high. Not all double hump sbc heads the same? - twin city, Back in the late 60s, we always thought if you had the "double hump" heads, you had the best available. sounds like there were a few versions.