GMC JIMMY Gaskets & Seals - Free Shipping on Orders Over $109 at Summit Racing

SCE AccuSeal Pro Valve Cover Gaskets 213078

SCE AccuSeal Pro Valve Cover Gaskets 213078

Gaskets, Valve Cover, Steel Core PTFE Coated, Chevy, Big Block, Pair

Part Number: SCE-213078

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Mr. Gasket Ultra-Seal Exhaust Gaskets 5903

Exhaust Gaskets, Header, Ultra-Seal, D-Port, Chevy, Small Block, Pair

Part Number: MRG-5903

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

SCE Pro Copper Head Gaskets P135743

Head Gasket, Copper, 4.570 in. Bore, 0.043 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P135743

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Cometic MLS Head Gaskets C15439-056

Cylinder Head Gasket , .056" MLS-5 NO STEAM H/G , GM SB 18/23 DEG 4.185" BORE

Part Number: CGT-C15439-056

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 15, 2026 if ordered today

Cometic MLS Head Gaskets C5331-034

Head Gasket, MLS, 4.630 in. Bore, .034 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5331-034

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Timken Automatic Transmission Torque Converter Seals 4950

Seal, Torque Converter, Cadillac, Chevy, Isuzu, Saab, Each

Part Number: TMK-4950

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Mr. Gasket Ultra-Seal Exhaust Gaskets 5908

Exhaust Gaskets, Header, Ultra-Seal, Steel Core Laminate, Stock Port, Chevy, Small Block, Hooker Plate, Pair

Part Number: MRG-5908

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Mr. Gasket Standard Intake Gasket Sets 143

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: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Timken Differential Pinion Seals 8460N

Seal, Wheel Bearing, 2.328 in. O.D., 1.739 in. Shaft, Each

Part Number: TMK-8460N

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Mr. Gasket Ultra-Seal Exhaust Gaskets 5902

Exhaust Gaskets, Header, Ultra-Seal, Round Port, Chevy, Small Block, Pair

Part Number: MRG-5902

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Mr. Gasket Rear Main Seals 1960

Rear Main Seal, 2-Piece, Silicone, Chevy, Small Block, Each

Part Number: MRG-1960

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Cometic MLS Head Gaskets C5739-040

Head Gaskets, 4.060 in. Bore, .040 in. Compressed Thickness, Chevy, V6, Each

Part Number: CGT-C5739-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 15, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 15, 2026 if ordered today

SCE Pro Copper Head Gaskets P136293

Head Gasket, Copper, 4.630 in. Bore, 0.093 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P136293

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 20, 2026 if ordered today

Cometic MLS Head Gaskets C5269-045

Head Gasket, MLS, 4.060 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5269-045

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 24, 2026 if ordered today

Cometic MLS Head Gaskets C5816-045

Head Gasket, MLS, 4.320 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5816-045

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Timken Differential Pinion Seals 8610

Differential Pinion Seal, Rear Outer, Nitrile, Avanti, Buick, Cadillac, Chevy, GMC, Each

Part Number: TMK-8610

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

SCE Titan Copper Head Gaskets T135772

Head Gaskets, Titan Copper, 4.570 in. Bore, 0.072 in. Compressed Thickness, Chevrolet, Big Block Mark IV, Each

Part Number: SCE-T135772

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 30, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

SCE Pro Copper Head Gaskets P135762

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026

...Loading

Mr. Gasket Standard Intake Gasket Sets 110

Gaskets, Manifold, Intake, Composite, Rectangle, 2.50 in. x 1.75 in. Port, .120 in. Thick, Chevy, 396-454, Set

Part Number: MRG-110

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Mr. Gasket Ultra-Seal Exhaust Gaskets 5913

Exhaust Gaskets, Header, Ultra-Seal, Steel Core Laminate, Square Port, Chevy, Big Block, Pair

Part Number: MRG-5913

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Cometic MLS Head Gaskets C5331-089

Head Gasket, Multi-layer Steel, 4.630 in. Bore, .089 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5331-089

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 15, 2026 if ordered today

SCE ICS Titan Copper Head Gaskets S135762

Head Gaskets, Titan, Copper, 4.570 in. Bore, .062 in. Compressed Thickness, Chevy, 366/396/402/427/454, Each

Part Number: SCE-S135762

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Mr. Gasket Exhaust Gaskets 150B

Exhaust Gaskets, Header, High-Temperature White, Chevy, Small Block, Pair

Part Number: MRG-150B

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Mr. Gasket MLS Header Gaskets 4816G

Exhaust Gaskets, Header, Stainless Steel, Square Port, Chevy, Big Block, Set

Part Number: MRG-4816G

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Fel-Pro Intake Manifold Gaskets MS 90314-3

Gaskets, Manifold, Intake, Avanti, Checker, Chevy, GMC, Iso, Pontiac, Kit

Part Number: FEL-MS903143

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Proform Valve Cover Gaskets 66001

Valve Cover Gaskets, Cork/Rubber with Steel Core, Chevy, Small Block, Pair

Part Number: PRO-66001

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air