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PLEASE NOTE: AS OF SEPTEMBER 1ST 2019 WE WILL NO LONGER HONOR WARRANTIES AND RETURNS OF PRODUCT PURCHASED THROUGH AMAZON OR EBAY. THEY MUST BE RETURNED TO THE RE SELLER IN WHICH YOU PURCHASED IT FROM. WE APOLOGIZE FOR ANY INCONVENIENCE.
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PN 11-001 -- Oldsmobile, 260 Incl Diesel, 307, 330, 350, 350 Inc Diesel, 400, 403, 425, 455 ('64-'90) Header Applications, 2/Set
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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
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L6 4.0L ('91-'98) 1-11/16" Dia. Round End Ports
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Exhaust Manifold Gasket Set FITS: 5.7L BBK PERFORMANCE HEADERS MODEL #4028 2/Set
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1-1/16"w x 1-11/16"h Square Port
See next page for more technical specifications
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Street & Performance Headers
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Complete 6 Piece Set Intake/Exhaust Manifold Gasket, EGR Gasket, Heat Riser Gaskets Engine Codes, (F,2F)
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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
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Universal 3" (2-Bolt) Gasket
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Universal 3" (2-Bolt) Gasket
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