CHEVROLET Chevy small block Gen II (LT-based engines) Gaskets & Seals

Head Gaskets, 4.040 in. Bore, .027 in. Compressed Thickness, Chevy, Small Block, Each

Part Number: CGT-C5645-027

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Head Gasket, Multi-Later Steel, MLS, 4.040 in. Bore, .040 in. Compressed Thickness, GM 5.7L LT1, LT4, Each

Part Number: TFS-30494040-040

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Gaskets, Conversion Set, Chevy, 5.7L, Set

Part Number: FEL-CS9966

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Head Gasket, MLS, 4.040 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5645051

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Head Gasket, MLS, 4.100 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5646-051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Gaskets, Upper to Lower, Intake Manifold, Accel SuperRam, Set

Part Number: LPE-L200095000

4.67 out of 5 stars ( 3 )

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Exhaust Flange Gasket, Manifold Donut Seal, OE Style, Composite w/Steel Core, 2.98 in. O.D., 1.04 in. Thick, Chevy, Small Block Gen II LT, Each

Part Number: ADO-15170285

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Estimated Ship Date: Dec 18, 2025 if ordered today

• $20.00 Summit Bucks
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Head Gasket; Cylinder Head Gasket; Chevy LT1/LT4; 4.100 in. Bore; 0.052 in. Compressed; 11.50cc Volume

Part Number: EDL-7342

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Estimated Ship Date: Dec 19, 2025 if ordered today

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.030" MLS W/VALVE POCKETS

Part Number: CGT-C5645-030

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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.036" MLS W/VALVE POCKETS

Part Number: CGT-C5645-036

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Exhaust Gasket, Pro Copper Annealed, 0.062 in. Thick, 1.375 in. x 1.450 in. Port, Chevy, Pontiac, Pair

Part Number: SCE-E11586

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Head Gasket, MLS Sparten, Multi-Layer Stainless Steel, 4.056 in. Bore, 0.039 in. Compressed Thickness, Chevrolet, Small Block LT, Each

Part Number: SCE-M110439LT

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Head Gasket, MLS, 4.040 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5645-045

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Head Gasket, MLS, 4.100 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5646-030

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Head Gasket, MLS, 4.100 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5646-027

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Exhaust Donut Gasket, Steel Core Composite, Chevy, Each

Part Number: NAL-15170285

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Gaskets, Head Set, Chevy, 5.7L, Set

Part Number: EDL-7380

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 19, 2025 if ordered today

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Head Gasket, MLS, 4.100 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5646-045

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Intake Manifold Gaskets, Trick Flow® Gen X, 2.200 in. Height, 1.300 in. Width, 0.120 in. Thickness, Chevy, Small Block LT, Pair

Part Number: FOG-8430-2

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Head Gasket, Copper, 4.060 in. Bore, 0.062 in. Thickness, Chevy, LT Small Block, Each

Part Number: SCE-P110662LT

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Estimated Ship Date: Tomorrow

Head Gasket, MLS, 4.100 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5646-036

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Exhaust Header and Manifold Gaskets, D-Port, Steel Clad with Graphite Coating, Chevy, Small Block LT, Pair

Part Number: FOG-7067E

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Exhaust Header and Manifold Gaskets, Armored RCC, Rectangular, Rubber Coated Copper, Chevy, Small Block LT, Trickflow® Gen X Cylinder Heads, Pair

Part Number: FOG-7387C

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Intake Manifold Gaskets, Stock, 2.270 in. Height, 1.230 in. Width, 0.120 in. Thickness, Chevy, Small Block LT, Pair

Part Number: FOG-8331-2

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Estimated Ship Date: Dec 8, 2025 if ordered today

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