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PN 2003 - Chevrolet, Big Block, 396/6.5L, 402/6.6L, 427/7.0L, 454/7.4L, Match to Stock Port, Manifold or Header Applications, 2/Set PN 2003 - Chevrolet, Big Block, 396/6.5L, 402/6.6L, 427/7.0L, 454/7.4L, Match to Stock Port, Manifold or Header Applications, 2/Set

Year Range: 1965 - 1990 (After 1990 See PN 2030)
1-13/16"w x 1-7/8"h Square Port
See next page for more technical specifications

MSRP $50.70
PN 13-005 - BUICK, V8, OHV, 350 ('68-'81), 1-5/16"w x 2-1/16"h Square Port, Manifold or Headers, 2/Set PN 13-005 - BUICK, V8, OHV, 350 ('68-'81), 1-5/16"w x 2-1/16"h Square Port, Manifold or Headers, 2/Set

1-5/16"w x 2-1/16"h Square Port

See next page for more technical specifications

MSRP $51.44
PN 8017 - Street & Performance Headers - 4-Bolt Collector/Reducer Flange Gasket, 2/Set PN 8017 - Street & Performance Headers - 4-Bolt Collector/Reducer Flange Gasket, 2/Set

Street & Performance Headers

MSRP $25.61
PN 2008 - Chevrolet, 5.3L - 6.2L LS1, LS2, LS3, LS6, L99 Car (including Corvette), 4.8L - 6.0L (GM Truck Vortec), 6.0L/6.2L LS1 HUMMER 2/Set PN 2008 - Chevrolet, 5.3L - 6.2L LS1, LS2, LS3, LS6, L99 Car (including Corvette), 4.8L - 6.0L (GM Truck Vortec), 6.0L/6.2L LS1 HUMMER 2/Set

1-7/8" Dia. Round Port
See next page for more technical Specifications including specific years and engine sizes

MSRP $41.78
PN 13-004 - BUICK,  V6, OHV 3.2L ('78), 3.7L ('64-'67), Jeep ('66-'71), 3.8L ('75-'78), 1-1/16"w x 1-11/16"h Square Port, Manifold or Headers, 2/Set PN 13-004 - BUICK, V6, OHV 3.2L ('78), 3.7L ('64-'67), Jeep ('66-'71), 3.8L ('75-'78), 1-1/16"w x 1-11/16"h Square Port, Manifold or Headers, 2/Set

1-1/16"w x 1-11/16"h Square Port

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MSRP $41.25
PN 8087 - UNIV - 3-Bolt , 2-3/4" Port, Flange Gasket with 3 Bolt Holes, on a 3-1/8" Bolt Spacing, 2/Set PN 8087 - UNIV - 3-Bolt , 2-3/4" Port, Flange Gasket with 3 Bolt Holes, on a 3-1/8" Bolt Spacing, 2/Set

Universal
3-Bolt
2-3/4" Port
3 Bolt Holes 3-1/8" Bolt Spacing
2/Set

MSRP $22.04
PN 3006 - Ford, V8 - 351 ('70-'74) Cleveland, 2bbl Carb. (Except Boss, High Output & Cobra Jet), Manifold or Headers, 2/Set PN 3006 - Ford, V8 - 351 ('70-'74) Cleveland, 2bbl Carb. (Except Boss, High Output & Cobra Jet), Manifold or Headers, 2/Set

1-1/2"w x 2"h Oval Port Cleveland 2bbl carb - See exceptions next page

See next page for more technical specifications

MSRP $47.97
PN 12-002 - PONTIAC, 400 ('68-'70), 455 ('71-'74), 2/Set PN 12-002 - PONTIAC, 400 ('68-'70), 455 ('71-'74), 2/Set

V8 engine, exhaust manifold/header gasket

MSRP $50.39
PN 12-001 - PONTIAC, 326, 350, 370, 389, 400, 421, 428, 455 ('58-'79), 2/Set PN 12-001 - PONTIAC, 326, 350, 370, 389, 400, 421, 428, 455 ('58-'79), 2/Set

PONTIAC
REMFLEX®

V8
326, 350, 370, 389, 400 , 421, 428, 455 ('58-'79),
Expt. Ram Air IV, Super Duty & H.O.

1-3/8" x 1-11/16 Oval End Ports

2/Set

For Ram Air IV, Super Duty & High Output see Part Number 12-002

MSRP $50.39


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