CHEVROLET 6.5L/396 Mr. Gasket Parts and Accessories

Thermostat, 180 Degree, High-Flow, Copper/Brass, Each

Part Number: MRG-4364

4.11 out of 5 stars ( 114 )

Estimated Ship Date: Monday 1/19/2026

Water Neck, Aluminum, Chrome Plated, O-Ring, 45 Degree, Chevy, Big/Small Block, Each

Part Number: MRG-2661

4.5 out of 5 stars ( 36 )

Estimated Ship Date: Monday 1/19/2026

Thermostat, 160 Degree, High-Flow, Copper/Brass, Each

Part Number: MRG-4363

4.03 out of 5 stars ( 63 )

Estimated Ship Date: Monday 1/19/2026

Header Fasteners, Locking Header Bolts, Internal Allen/Hex Head, Stainless Steel, Chevy, Ford, Set of 16

Part Number: MRG-2231G

4.58 out of 5 stars ( 12 )

Estimated Ship Date: Monday 1/19/2026

Flexplate Bolts, 7/16 in.- 20 RH, .680 in. Length, Chevy, Big, Small Block V8, 4.3L V6, Set of 6

Part Number: MRG-6710

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/19/2026

Adapter, Oil Filter, Canister to Spin-On Conversion, Aluminum, Natural, 13/16-16 in. Thread, Chevy, GMC, Kit

Part Number: MRG-1270

3.68 out of 5 stars ( 22 )

Estimated Ship Date: Monday 1/19/2026

Head Gasket; Embossed Steel Shim; Gasket Bore 4.370 in.; 0.020 in. Compressed Thickness, Each

Part Number: MRG-1131G

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Monday 1/19/2026

Gaskets, Intake, Composite, Rectangle Raised, 2.50 in. x 1.75 in. Port, .060 in. Thick, Chevy, 396-454, Set

Part Number: MRG-121

3.75 out of 5 stars ( 12 )

Estimated Ship Date: Monday 1/19/2026

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

Part Number: MRG-5912

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/19/2026

Water Neck, Chrome Plated, 15 Degree, Chevy, Big/Small Block, Each

Part Number: MRG-2557

4.22 out of 5 stars ( 18 )

Estimated Ship Date: Monday 1/19/2026

Gasket, Rubber, Water Outlet, Chevy,Big Block/Small Block, V8, Each

Part Number: MRG-738G

4.54 out of 5 stars ( 13 )

Estimated Ship Date: Monday 1/19/2026

Gaskets, Intake, Ultra-Seal, Composite, Rectangle, 2.50 in. x 1.75 in. Port, .060 in. Thick, Chevy, 396-454

Part Number: MRG-5828

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/19/2026

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

Part Number: MRG-5910

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/19/2026

Gaskets, Intake, Ultra-Seal, Composite, Oval, 2.16 in. x 1.85 in. Port, .060 in. Thick, Chevy, 396-454, Set

Part Number: MRG-5827

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/19/2026

Transmission Pan Gasket, Cork/Neoprene, GM TH350, Each

Part Number: MRG-8690

4.54 out of 5 stars ( 13 )

Estimated Ship Date: Monday 1/19/2026

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

Part Number: MRG-5914

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/19/2026

Transmission Pan Gasket, Cork/Neoprene, GM TH400, Each

Part Number: MRG-8691

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/19/2026

Thermostat, 195 Degree, High-Flow, Copper/Brass, Each

Part Number: MRG-4365

2.63 out of 5 stars ( 16 )

Estimated Ship Date: Monday 1/19/2026

Seal, Timing Chain Cover, Nitrile Rubber, Chevy, Big Block, Each

Part Number: MRG-17

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/19/2026

Gaskets, Timing Cover, Composite, Chevy, Big Block, Kit

Part Number: MRG-94

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/19/2026

Exhaust Manifold Gaskets, Aluminum Layered, Round Port, Chevy, Big Block, Pair

Part Number: MRG-7409G

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/19/2026

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

Part Number: MRG-5911

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/19/2026

Crankshaft Key, Short, 2 Degree Offset, Chevy, Ford, Pontiac, Chrysler, Each

Part Number: MRG-987G

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/19/2026

Gaskets, Manifold, Intake, Composite, Oval, 2.20 in. x 1.90 in. Port, .060 in. Thick, Chevy, 396-454, Set

Part Number: MRG-107

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/19/2026

Valve Cover Gaskets, Ultra-Seal, Cellulose, Nitrile Composition, Chevy, Big Block, Pair

Part Number: MRG-5862

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/19/2026