Remflex 2070B Exhaust Gasket-LS Header/Manifold -to-Exh B
$19.99GM and GMC TRUCK/SUV/HUMMER LS ENGINE (1999-2012) Passenger Side Only (Part B) Header/Manifold -to-Exhaust Pipe Flange Gasket 1 Each
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GM and GMC TRUCK/SUV/HUMMER LS ENGINE (1999-2012) Passenger Side Only (Part B) Header/Manifold -to-Exhaust Pipe Flange Gasket 1 Each
V8 LS Engine 1.780" Round Port Matches Doug Thorley Header Flange Gasket Part # 07-31-48299 2/Set

LS ENGINE 5.2L & 6.2L (OEM Gasket Port Dimensions) Year Range 2015 & Up Port shape Ob-Round Dim: 2.25" Wide x 1.875" Tall Manifold & Header Applications 2/Set
V8 – 302 ('81-'95) 351 ('69-'97) Windsor 1-1/8"w x 1-1/2"h Square Stock Port Manifold or Headers 2/Set
V8 – 289 ('63-'68) 302 ('69-'80) 1-1/8" x 1-27/32" Oval Port Manifold or Headers 2/Set
L6 – 300 ('65-'86) Combination Intake/Exhaust 1-9/16"w x 1-25/32"h Oval Intake Ports (x) 1-11/32"w x 1-3/4"h Square Exhaust Ports Includes Riser Gasket Manifold or Headers 2 Piece Set
V8 – 351 ('70-'74) Cleveland 2bbl Carb. (Except Boss High Ouput and Cobra Jet) 1-1/2"w x 2"h Oval Port Manifold or Header 2/Set (See PN 3007 for Boss High Output and Cobra Jet) (See PN 3058 for "Weld Bead" Header Applications)
V8 – 351 ('70-'74) Cleveland 4bbl Carb. (Includes Boss 302 High Output and Cobra Jet) 1-15/16" x 2-5/32" Square Port Manifold and Header Applications 2/Set
V8 – FE Manifold 8-Bolt Pattern 352 (66' Car 65-67 Truck) 390 (66-71 Car 68-76 Truck) 410 Mercury (66-67) 428 ('66-'70) Thunderbird ('61-'64) 428 Cobra Jet ('66-'67 -may fit some Header Applications) 1-9/16" x 2-5/16" Sq Port 2/Set
V8 FE Header 332-428 ('58-'76) Bolt Pattern fits all FE Engines 1-9/32" x 2" Sq Port 2/Set (Most FE gaskets have 16 Bolt Hole Pattern". Use the 8 bolt holes needed -the other 8 bolt holes will not impact the performance of the gaskets)
V8 – 429 ('68-'73) 460 ('68-'87) Except Cobra Jet 1-1/4" x 2-3/32" Oval Port 2/Set (For Carbureted Engines – Not for fuel injected engines.)
V8 – 429 (Car '68-'73 Truck '70-'73)(Includes Cobra Jet Super Cobra Jet) 460 (Car '68-'78 Truck '73-'78)(Includes High Performance) 1-9/16" x 2-11/32" Oval Port Manifold or Headers 2/Set
V8 – 460 ('93-'98) 1-5/8" x 1-29/32" D-Shaped Port For Fuel Injected Engines Manifold Applications 2/Set
Exhaust Gasket-FORD V8 FE Hdr and Mani Mid Riser
L6 – 170 ('61-'72) 200 ('63-'83) 250 ('69-'80) 1-3/8" x 1-3/16" Square End Port and 1-7/32" x 2-1/8" Square Center Port Exhaust Manifold Applications 1(ea) (See PN 3061 for Headers)
V8 – 460 ('88-'98) 1-1/2" x 1-7/16" Square Port Header Applications 2/Set