WebNov 4, 2006 · The 882 head is a 151 cc intake runner, so basically they are comparing a World products head to a small port smog head from the 70s. I'm not a big fan of World heads. They are beefy for porting, but they flow almost identically below .500" as a 151cc smog head. Not wise in my opinion. WebThese heads have never had any porting or polishing work done to them on any intake port, exhaust port, or combustion chamber. ... Impala, and trucks. These heads will interchange with casting number 487, 487X, 993, 882, 624, 441 and many others. These heads will also interchange with double hump heads with casting numbers 370, 461, 461X, 462 ...
Chevy 882 Heads - Are They Still Any Good in 2024?
WebApr 24, 2024 · Buddy had NON ported 441X heads on his 350 with 1.94-1.50 valves. We pulled those and installed 601's with 1.84-1.50 valves with some bowl porting and he picked up 5 MPH in the 1/4 with those. Gained a bunch of RPM before power went flat also ..right at 1000 rpm more than the 441X heads. WebSep 12, 2024 · Chevy 882 heads are cast iron cylinder heads that were installed on small-block Chevrolet engines between 1974 and 1980. The cylinder head was fitted to 350ci and 400ci engines during this time. The 400CI engines can be recognized by the steam holes. They have 76cc combustion chambers and 1.94 valves. florida screened lanai
Intake port size for 333882 heads Hot Rod Forum
WebJan 20, 2024 · The intake ports on the Procomp heads outflowed the stock 882 heads by as much as 50 cfm. See all 23 photos The exhaust flow was equally impressive, as the 72cc … WebApr 2, 2007 · Most do. bowl blend and pocket porting with a stock cam and .035 head gasket it would run very nicely. If you get a larger cam, stay around .470-.480 lift and stay under 230* duration. ... So the old -882 heads and I figure along with .039" thick composite headgaskets won't help at all here b/c he's gaining at least 1.25 points of compression! WebOct 15, 2024 · Compare 806 Heads to 706 Heads. To add on, let’s compare 806 Heads to 706 Heads, another top-rated cylinder heads in the market. The 862 heads are virtually identical to 706 heads in most ways. They have the same valve size, port, and chamber cores. The difference lies in their compression ratio and make. While 862 heads are sand … great white dental san antonio