Availability
GMC Cometic Gaskets & Seals
Head Gasket, MLS, 4.630 in. Bore, .086 in. Compressed Thickness, Chevy, 454, Each
Part Number: CGT-C5434-086
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Cylinder Head Gasket , .120" MLS W/VALVE POCKETS , GM SM BLOCK 4.165" BORE
Part Number: CGT-C5410-120
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
.030" MLS W/VALVE POCKETS
Part Number: CGT-C5411-030
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, MLS, 4.200 in. Bore, .120 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5273-120
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Exhaust Gaskets, Headers, Multi-Layer Steel, Round Port, Chevrolet, Big Block V8, Pair
Part Number: CGT-C5251-064
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, MLS, 4.125 in. Bore, .042 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5247-042
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, MLS, 4.125 in. Bore, .075 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5247-075
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, MLS, 4.125 in. Bore, .080 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5247-080
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
TC GASKET SET W/THIN FRT SEAL
Part Number: CGT-C5052
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
63-89 TIMING COVER GASKET SET
Part Number: CGT-C5053
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
TIMING COVER GASKET SET
Part Number: CGT-C5057
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
TIMING COVER GASKET SET
Part Number: CGT-C5058
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
.040" MLS HEAD GASKET
Part Number: CGT-C5036-040
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, MLS, 4.125 in. Bore, .040 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5271-040
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, MLS, 4.125 in. Bore, .045 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5271-045
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, MLS, 4.200 in. Bore, .095 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5249-095
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, MLS, 4.200 in. Bore, .120 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5249-120
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Head Gasket, MLS, 4.200 in. Bore, .140 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5249-140
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, MLS, 4.165 in. Bore, .036 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5272-036
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, MLS, 4.165 in. Bore, .066 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5272-066
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
.070" MLS VALVE POCKETED BORES
Part Number: CGT-C5272-070
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, MLS, 4.200 in. Bore, .080 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5273-080
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, MLS, 4.200 in. Bore, .092 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5273-092
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, MLS, 4.200 in. Bore, .098 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5273-098
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, MLS, 4.200 in. Bore, .140 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5273-140
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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