Earls -6 AN Male to 9/16-24 Male - 991942ERL tools-and-tool-parts The manifold will fit GM

The manifold will fit GM LS Gen III engines with LS3/L92 heads and are intended for 4150 style square bore flanged carburetors or throttle body EFI

3L V8 1979 - 1982 Oldsmobile Delta 88 260/4

Brand Holley Emission Code 5 Jet Number 54 Jet Size 0

6L V8 1977 - 1986 Pontiac Firebird 305/5L V8 1958 - 1967 Pontiac Strato-Chief 283/4

Earls -6 AN Male to 9/16-24 Male - 991942ERL tools-and-tool-parts The manifold will fit GMOverview: Blue Anodized Lightweight Aluminum Construction. Typical Application Single Inlet Holley Reman Carburetor. Features: Blue Anodized Aluminum Made in the USA Available for Any Plumbing Situation And Many Custom Applications. Application: Year Make Model Submodel Engine Size Universal Specs: Adapter AN Size ( A ) 6 AN MALE Adapter Port Size ( B ) 9 16 24 Holley Demon Adapter Type Carb Adapter Angle Straight Brand Earls Emission Code 5 Finish