Pontiac 326-455 V8 PERFORMER PONTIAC (idle-5500 rpm)
Designed for 1965-79 Pontiac 326-455 c.i.d. V8s (except Ram Air V and 265/301 V8s).
Provides great throttle response for performance you can feel. #2156 is stock replacement/
street legal part for 326, 350, 389, 400 and 455 V8s with OEM 4-bbl. carb.; 1966-72 (1973 non-CA);
except stock equipped EGR. #3756 is stock replacement/street legal part for 326, 350, 389, 400 and
455 V8s with OEM 4-bbl. carb.; 1973-79 with EGR.
Applications
Part #
Performer Pontiac (non-EGR)
#2156
Performer Pontiac with Black Powder Coated Finish (non-EGR)
#21563
Performer Pontiac (EGR)
#3756
Carburetor Recommendations:
#2156: OEM 4-bbl.
Edelbrock Thunder Series AVS or Performer Series carb, 600-800 cfm (see Carbs & Accessories)
#3756: OEM 4-bbl.
Installation Notes: For 1968-71 use our #8015 throttle bracket. For Trans Am use OEM 4-bbl. carb for
Shaker Hood clearance. Choke plate included. Recommended intake gasket: Edelbrock #7280. HEI will clear.
Manifold height: A-5.50", B-6.60" measured to engine block (same as stock 4-bbl. intake), see A/B Measurements.
Port exit dimensions: 1.06" x 1.92".