Page 26 of Intake Manifolds by Holley Performance Products, Inc.

manifolds chevrolet big block v8 chevrolet big block v8 part oval port/standard deck 4150 mounting flange new 7620 396 402 427 454 502 holley carburetor recommendations 4150 holley hp 4500 holley hp installation notes will fit tall deck blocks using spacer kit p/n 8204 specifications · overall height frt 5.96 rr 5.96 · port size oval 1.87 height 1.60 width 7620c features · open plenum/single plane design · no egr provisions · 3000-7500 rpm power band 7620 7621 · 4150 carburetor mounting flange 7620 · 4500 dominator® carburetor mounting flange 7621 oval port/standard deck 4500 dominator® mounting flange 7621c 396 402 427 454 502 intake manifolds new 7624 holley carburetor recommendations 4150 holley hp 4500 holley hp installation notes will fit tall deck blocks using spacer kit p/n 8204 specifications · overall height frt 5.96 rr 5.96 · port size rectangular 2.28 height 1.48 width 7622c rectangular port/standard deck 4150 mounting flange rectangular port/standard deck 4500 dominator® mounting flange 7623c 7624c features · open plenum/single plane design · no egr provisions · 3500-8000 rpm power band 7622 7623 7624 · 4150 carburetor mounting flange 7622 · 4500 dominator® carburetor mounting flange 7623 7624 rectangular port/tall deck 4500 dominator® mounting flange 396 402 427 454 502 oval port v8 396 402 427 454 502 rectangular port v8 holley carburetor recommendations 650 850 holley hp 1981b 1985b features · machined for standard deck blocks · 2500-7800 rpm power band · square flange carburetor mounting · special d-shaped port runner design · large plenum chamber · gm hei ignition will not clear · separate tops runners and gaskets available installation notes will fit tall deck with use of weiand p/n 8206 manifold spacer plate kit specifications height frt 10.12 rr 10.93 shipping weight is 30 lbs 1981 port size 1.82 height 1.60 width 1985 port size 2.34 height 1.55 width 30 www.weiand.com

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