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GMC TRANSMODE Gaskets & Seals

Showing In Stock Items. Show All 55 Items.

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Results 1 - 25 of 54

Fel-Pro Engine Gasket Kits FS 8171 PT-4

Gaskets, Full Set, Cadillac, Oldsmobile, 330, 350, 400, 455, Set

Part Number: FEL-FS8171PT4

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Cometic MLS Head Gaskets C5809-040

Cometic MLS Head Gaskets C5809-040

Head Gaskets, 4.200 in. Bore, .040 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5809-040

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Cometic MLS Head Gaskets C5810-027

Head Gasket, MLS, 4.400 in. Bore, .027 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5810-027

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Cometic MLS Head Gaskets C5808-027

Head Gasket, Multi-Layer Steel, 4.125 in. Bore, 0.027 in. Thick, Oldsmobile, Each

Part Number: CGT-C5808-027

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Cometic MLS Head Gaskets C5809-027

Head Gasket, 4.200 in. Bore, .027 in. Compressed Thickness, Oldsmobile, 330, 350, 400, 425, Each

Part Number: CGT-C5809-027

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Cometic MLS Head Gaskets C5808-040

Head Gaskets, 4.125 in. Bore, .040 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5808-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 8, 2027 if ordered today

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Estimated Ship Date: Mar 8, 2027 if ordered today

Cometic MLS Head Gaskets C5811-027

Head Gasket, MLS, 4.270 in. Bore, .027 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5811-027

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2027 if ordered today

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Estimated Ship Date: Mar 5, 2027 if ordered today

Cometic MLS Head Gaskets C5811-030

.030" MLS HEAD GASKET

Part Number: CGT-C5811-030

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2027 if ordered today

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Estimated Ship Date: Mar 17, 2027 if ordered today

Cometic MLS Head Gaskets C5809-051

Head Gasket, MLS, 4.200 in. Bore, .051 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5809-051

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Cometic MLS Head Gaskets C5810-051

Head Gaskets, 4.440 in. Bore, .051 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5810-051

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Cometic MLS Head Gaskets C5811-051

Head Gasket, MLS, 4.270 in. Bore, .051 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5811-051

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Cometic MLS Head Gaskets C5811-075

.075" MLS-5 HEAD GASKET

Part Number: CGT-C5811-075

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Cometic MLS Head Gaskets C5809-045

Head Gasket, MLS, 4.200 in. Bore, .045 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5809-045

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Cometic MLS Head Gaskets C5809-036

Head Gasket, MLS, 4.200 in. Bore, .036 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5809-036

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Cometic MLS Head Gaskets C5809-140

HEAD GASKET

Part Number: CGT-C5809-140

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2027 if ordered today

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Estimated Ship Date: Mar 17, 2027 if ordered today

Cometic Street Pro Top-End Gasket Kits PRO1009T

Gasket, Head Set, Oldsmobile, 455, Kit

Part Number: CGT-PRO1009T

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 17, 2027 if ordered today

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Estimated Ship Date: Mar 17, 2027 if ordered today

Cometic MLS Head Gaskets C5809-075

Head Gasket, MLS, 4.200 in. Bore, .075 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5809-075

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2027 if ordered today

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Estimated Ship Date: Mar 17, 2027 if ordered today

Cometic MLS Head Gaskets C5809-066

Head Gasket, MLS, 4.200 in. Bore, .066 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5809-066

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2027 if ordered today

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Estimated Ship Date: Mar 17, 2027 if ordered today

Cometic MLS Head Gaskets C5811-045

Head Gasket, MLS, 4.270 in. Bore, .045 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5811-045

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Fel-Pro Head Gasket Sets HS 8171 PT-4

Gaskets, Head Set, Oldsmobile, 330, 350, 400, 455, Set

Part Number: FEL-HS8171PT4

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2026 if ordered today

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Estimated Ship Date: Dec 8, 2026 if ordered today

Cometic MLS Head Gaskets C5810-036

Head Gasket, MLS, 4.400 in. Bore, .036 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5810-036

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2027 if ordered today

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Estimated Ship Date: Mar 17, 2027 if ordered today

Cometic MLS Head Gaskets C5809-030

Head Gasket, MLS, 4.200 in. Bore, .030 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5809-030

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Cometic MLS Head Gaskets C5810-030

Head Gasket, MLS, 4.400 in. Bore, .030 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5810-030

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2027 if ordered today

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Estimated Ship Date: Mar 17, 2027 if ordered today

Cometic MLS Head Gaskets C5809-060

Head Gasket, MLS, 4.200 in. Bore, .060 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5809-060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 17, 2027 if ordered today

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Estimated Ship Date: Mar 17, 2027 if ordered today

Cometic MLS Head Gaskets C5808-066

Head Gasket, MLS, 4.125 in. Bore, .066 in. Compressed Thickness, Oldsmobile, Each

Part Number: CGT-C5808-066

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2027 if ordered today

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Estimated Ship Date: Mar 17, 2027 if ordered today

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