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PN 2013 -- Chevrolet, Big Block, 396, 402, 427, 454 ('65 - '90), Large Round Race Port, 2/Set PN 2005 -- Chevrolet, Small Block, 262, 265, 267, 283, 302, 305, 307, 327, 350, 400, Square Port for Header Applications, 2/set PN 11-001 -- Oldsmobile, 260 Incl Diesel, 307, 330, 350, 350 Inc Diesel, 400, 403, 425, 455 ('64-'90) Header Applications, 2/Set
2-5/32" Dia. Large Round Race Port
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1-17/32"w x 1-19/32"h Square Port
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 		1-7/16" x 1-15/16" Square End Ports
Two Separated Center Ports 1-1/2"w x 1-29/32"h
PN 3006 -- Ford, V8 - 351 ('70-'74) Cleveland, 2bbl Carb. (Except Boss, High Output & Cobra Jet), Manifold or Headers, 2/Set PN 2004 -- Chevrolet, Small Block, 262, 265, 267, 283, 302, 305, 307, 327, 350, 400, Round Port, for Header Applications, 2/Set PN 12-002 -- Pontiac, 400 ('68-'70), 455 ('71-'74), 2/Set
1-1/2"w x 2"h Oval Port Cleveland 2bbl carb - See exceptions next page
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1-9/16" Dia. Round Port
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 		V8 engine, exhaust manifold/header gasket
PN 3028 -- Ford, V8 289 / 302 / 351 Windsor,(For Aftermarket Cylinder Heads - Fits GT40) Large Square Port, 2" Bolt Hole Spacing, 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 PN 2002 -- Chevrolet, V8, Big Block Round Port for Header Applications, 396, 402, 427, 454, 2/Set
1-1/4"w x 1-5/8"h Square Port 2" Bolt Hole Spacing
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Year Range: 1965 - 1990 (After 1990 See PN 2030)
1-13/16"w x 1-7/8"h Square Port
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1-7/8" Dia. Round Port
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