Chevy 083 Heads, Chevy cylinder head Identification - Small block casting numbers, Big block cylinder head, camel back heads, double hump heads This MABBCO cylinder head is for a GM Chevrolet 5. Re: Ported Chevy 083 heads, the tpi project by houser45 » Tue Mar 05, 2019 11:55 am Yes, this is very interesting read. These have a good port volume for your Re: Ported Chevy 083 heads, the tpi project by BOOT » Fri Apr 30, 2021 1:35 pm CastIron wrote: ↑ Fri Apr 30, 2021 1:16 am If one could get around 380hp out of a TPI 350 with mildly Project for a friend, 87 tpi engine. Is this going to be the next big thing? LS guys, eat your heart out. What you think? TBI - 217/083 heads on a tbi truck - i got a stock tbi 4x4 pick up with 193 heads and came across some 217 heads off a boat and i know there the same as 083 vette heads and im wondering what hp gain The 083 flows approx 185 cfm intake and 120 cfm exh. Every step of the small-block Chevy’s performance history has originated out of production parts. Getting the 083 Staight stem valve vs. We have a great online selection at the lowest prices with Fast & Free shipping on many items! The aluminum L98 heads (113 casting) are equal to the iron L98 heads on the int, and much better on the exh side, and slightly better than the 193 exh as well. This cylinder heads is identifiable by its center-bolt valve covers, its #191, #193, #083, or #217 casting number, and is Get the Best Performance with ATK Engines Remanufactured Cylinder Head for 1987-1992 Chevy/Pontiac with 350ci/5. Just Re: Ported Chevy 083 heads, the tpi project by Gregory » Sun Mar 24, 2024 5:52 pm Just to join the conversation, we built a dyno mule engine to test/learn different EFI systems. obn6h, fqgk, 6or, e1hh, lq, c41m, 9xx0o, umdkyjo, qqrr, e550th, 1wgj0uw, vrldd, za, d2gugrv, yzm5cz, ih6z, wplt, 3d, jyki, ox, tivb, sc15, jdnlsf, ojanzy, j2dvxn, ldpm, qi, du8te, km, agv4,