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GMC Cometic Parts and Accessories
Head Gasket, MLS, 4.165 in. Bore, .066 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5248-066
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Head Gasket, MLS, 4.630 in. Bore, .070 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5434-070
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Head Gasket, MLS, 4.030 in. Bore, .066 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5399-066
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
.056" MLS-5 396,402,427,454
Part Number: CGT-C5332-056
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Head Gasket, MLS, 4.200 in. Bore, .066 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5249-066
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Head Gasket, MLX, 4.040 in. Bore, .066 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5505-066
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
.075" MLS-5 HEAD GASKET
Part Number: CGT-C5811-075
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
.070" MLS-5 HEAD GASKET
Part Number: CGT-C5475-070
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Head Gasket, MLS, 4.060 in. Bore, .120 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5245-120
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Head Gaskets, 4.060 in. Bore, .040 in. Compressed Thickness, Chevy, V6, Each
Part Number: CGT-C5739-040
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Head Gasket, MLS, 4.375 in. Bore, .045 in. Compressed Thickness, Chevy, 427, 454, Each
Part Number: CGT-C5329-045
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
HEAD GASKET
Part Number: CGT-C5699-080
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Head Gaskets, MLS, 4.125 in. Bore, Multi-layer Stainless Steel, 0.066 in. Compressed Thickness, Chevrolet, 3.2L, 3.8L, 4.1L, 4.8L, Each
Part Number: CGT-C5699-066
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Head Gasket, MLS, 4.375 in. Bore, .070 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5329-070
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Head Gasket, MLS, 4.540 in. Bore, .140 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5330-140
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Head Gasket, 4.320 in. Bore, Multi-layer Steel, Chevy, Big Block, Each
Part Number: CGT-C5816-120
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Head Gasket, MLS, 4.375 in. Bore, .066 in. Compressed Thickness, Chevy, Big Block, Each
Part Number: CGT-C5329-066
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Head Gasket, MLS, 4.060 in. Bore, .095 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5245-095
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Head Gasket, MLS, 4.310 in. Bore, .066 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5432-066
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
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
Estimated Ship Date: Apr 15, 2026 if ordered today
Head Gasket, MLS, 4.125 in. Bore, .060 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5271-060
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
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
Estimated Ship Date: Apr 15, 2026 if ordered today
Head Gasket, MLS, 4.200 in. Bore, .075 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5249-075
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Head Gasket, MLS, 4.130 in. Bore, .060 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5317-060
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Domestic Street Pro Kit, Top End Gasket Kit, GM Small Block 350Ci-400ci 1967-88
Part Number: CGT-PRO1003T-NHG
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
