Gaskets & Seals

Firewall Grommet, Rubber, Black, Aluminum, Round, Split Grommet, 2.000 in. O.D., Blank Center, Each

Part Number: SIT-SGS25BLB

Not Yet Reviewed

Gaskets, Header Flange, Compressed Fiber Laminate, Round Port, Chevy, Big Block, Pair

Part Number: DOU-HG9303

Not Yet Reviewed

Estimated Ship Date: Today

Firewall Split Grommet, 2 Piece Seal, Rubber, 3.00 in. O.D., 0.875 in. I.D., Each

Part Number: SIT-SGS3-5-875

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Gaskets, Header Flange, Compressed Fiber Laminate, Large D-Port, Chevy, Big Block, Pair

Part Number: DOU-HG9313

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Gaskets, Header Flange, Compressed Fiber Laminate, D-Port, Mopar, Hemi, Pair

Part Number: DOU-HG9692

Not Yet Reviewed

Estimated Ship Date: Today

Gaskets, Manifold, Intake, 2.260 in. Height, 1.350 in. Width, .063 in. Thick, Chevy, Small Block, Set

Part Number: MRG-143

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Firewall Grommet, Rubber, 4.500 in. Round, Split, 1.125 in Center Hole, Each

Part Number: SIT-SGS451125

Not Yet Reviewed

Estimated Ship Date: Today

Firewall Grommet, Rubber, 4.0 in. O.D., 1.800 in. I.D., Each

Part Number: SIT-GS404-30

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Exhaust Gaskets, Header, Seal-4-Good, Aluminum, D Port, Chevy, Small Block, LT1, Pair

Part Number: PTE-66031

Not Yet Reviewed

Estimated Ship Date: Today

Exhaust Manifold Gaskets, Steel Core Laminate, Stock Port, Ford, 5.4L, 5.8L, GT500, Pair

Part Number: JBA-063-6695

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Firewall Split Grommet, 2 Piece Seal, Rubber, 4.50 in. O.D., 0.500 in. I.D., Each

Part Number: SIT-SGS4-5-500

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 28, 2025 if ordered today

• Drop Ship
• Special Order

Exhaust Gaskets, Copper, Stock Port, Ford, Big Block 385 Series, Pair

Part Number: MRG-7165MRG

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Grommet Seal, Rubber, Black, 4.500 in. O.D., 1.500 in. I.D., Each

Part Number: SIT-GS5001-1

Not Yet Reviewed

Estimated Ship Date: Today

Gaskets, Header Flange, Compressed Fiber Laminate, Stock Port, Mopar, Small Block, Pair

Part Number: DOU-HG9106

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Firewall Split Grommet, 2 Piece Seal, Rubber, 3.00 in. O.D., 0.250 in. I.D., Each

Part Number: SIT-SGS3-5-250

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Exhaust Gaskets, Header, Seal-4-Good, Aluminum

Part Number: PTE-66054

Not Yet Reviewed

Estimated Ship Date: Today

Exhaust Header and Manifold Gaskets, Aluminum Layered, Rectangular Port, Dodge, 5.2L Magnum, 5.9L Magnum, Pair

Part Number: MRG-7427G

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Today

Fuel Pump Seal, Carter Mechanical Pumps, Ford, Windsor V8, Each

Part Number: SIT-FFPG4001C

Not Yet Reviewed

Estimated Ship Date: Today

Gaskets, Header Flange, Compressed Fiber Laminate, Rectangle Port, Ford, Mercury, Small Block/351W, Pair

Part Number: DOU-HG9248

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Valve Cover Gaskets, Cork/Rubber, Pontiac, V8, Pair

Part Number: MRG-576

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Header Gaskets, Exhaust, Seal-4-Good, Aluminum, Stock Square Port, Chevy, Big Block, Pair

Part Number: PTE-66124

Not Yet Reviewed

Estimated Ship Date: Today

Exhaust Gaskets, Header, Seal-4-Good, Aluminum, Stock Port, Ford, 351C, 4V, Pair

Part Number: PTE-66052

Not Yet Reviewed

Estimated Ship Date: Today

Exhaust Gaskets, Header, Seal-4-Good, Aluminum, Stock Port, Chevy, Small Block, Pair

Part Number: PTE-66120

Not Yet Reviewed

Estimated Ship Date: Today

Exhaust Gaskets, Header, Seal-4-Good, Aluminum, 1.90 in. Round Port, Chevy, 5.7L, Pair

Part Number: PTE-66087

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Oil Pan Gasket, Multi-Piece, Cork/Rubber, AMC, 290/304/343/360/390/401, Set

Part Number: MRG-890

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today