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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 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 8007 -- 3" Pipe Flange, 2 Slotted Bolt Holes, 4" to 4-3/8" Bolt Hole Spacing, 1(ea)
Year Range: 1965 - 1990 (After 1990 See PN 2030)
1-13/16"w x 1-7/8"h Square Port
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 		1-5/16"w x 2-1/16"h Square Port
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 		Universal 3" (2-Bolt) Gasket
PN 2006 -- Chevrolet Small Block, 262, 265, 267, 283, 302, 305, 307, 327, 350, 400, Stock Head Port Match, for Maniifold or Header Applications, 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 PN 8017 -- Street & Performance Headers - 4-Bolt Collector/Reducer Flange Gasket, 2/Set
1-3/8"w x 1-1/2"h Square Port - Matches Stock Head Port
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 		1-1/16"w x 1-11/16"h Square Port
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 		Street & Performance Headers
PN 3003 -- Ford, 302ci ('81-'95), 351ci ('69-'97) Windsor, 2/Set PN 12-001 -- Pontiac, 326, 350, 370, 389, 400, 421, 428, 455 ('58-'79), 2/Set PN 8001 -- 2-1/2” Collector Flange, 3 Bolt Holes, 3-1/32" Bolt Hole Spacing, 2/Set
1-1/8" x 1-1/2" Square Port
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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

 		Universal 2-1/2" (3-Bolt) Gasket


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