Availability
GMC K3500 Engine Gaskets & Seals
Gaskets, Head Set, Chevy, 7.4L, Ford M/D and H/D, GM Industrial Engines, GMC M/D and H/D, Set
Part Number: FEL-HS8523PT
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
Head Gasket, MLS, 4.125 in. Bore, .045 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5247-045
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Gaskets, Head Set, Avanti, Chevy, GMC, 400 Small Block, Set
Part Number: FEL-HS8364PT3
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Head Gasket, MLS, 4.100 in. Bore, .038 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5246-038
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Head Gaskets, 4.200 in. Bore, .040 in. Compressed Thickness, Chevy, Small Block, Each
Part Number: CGT-C5408-040
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Gasket, Bottom-End Set, Chevy, 5.7L, Kit
Part Number: CGT-PRO1004B
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Valve Cover Gaskets, AccuSeal Pro, Kevlar® Composite, Chevrolet, Small Block, Pair
Part Number: SCE-211374
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Head Gaskets, Pro Copper, 4.320 in. Bore, 0.032 in. Compressed Thickness, No Water Passages, Chevrolet, Big Block Mark IV, Each
Part Number: SCE-P133232NW
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Gaskets, Pro Copper, 4.320 in. Bore, 0.062 in. Compressed Thickness, No Water Passages, Chevrolet, Big Block Mark IV, Each
Part Number: SCE-P133262NW
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Gaskets, Pro Copper, 4.010 in. Bore, Copper, 0.050 in. Compressed Thickness, O-ring of the Block or Heads Is Required, Chevy, Small Block, Each
Part Number: SCE-P110050
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Gasket, Copper, 4.060 in. Bore, 0.050 in. Thickness, Chevy, Small Block, Each
Part Number: SCE-P110650
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Gasket, Copper, 4.060 in. Bore, 0.032 in. Thickness, Chevy, Small Block, Each
Part Number: SCE-P110632
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Gasket, Copper, 4.060 in. Bore, 0.043 in. Thickness, Chevy, Small Block, Each
Part Number: SCE-P110643NW
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Gasket, Copper, 4.250 in. Bore, 0.032 in. Thickness, Chevy, Mark 4 Big Block, Each
Part Number: SCE-P132532
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Gaskets, Pro Copper, 4.060 in. Bore, Copper, 0.062 in. Compressed Thickness, No Water Passages, Chevrolet, Chevy Small Block, Each
Part Number: SCE-P110662NW
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Head Gasket, Copper, 4.155 in. Bore, 0.032 in. Thickness, Chevy, Small Block, Each
Part Number: SCE-P111532NW
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Head Gasket, Copper, 4.160 in. Bore, 0.062 in. Thickness, Chevy, Small Block, Each
Part Number: SCE-P111562NW
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Head Gasket, MLS, 4.540 in. Bore, .030 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5333-030
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Chevrolet Mark-IV; GM Gen-V/VI Big Block V8 .040" MLS Cylinder Head Gasket, 4.680" Bore, Round Bore
Part Number: CGT-C15680-040
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
.040" MLS 396,402,427,454 H/G
Part Number: CGT-C15513-040
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Chevrolet Gen-1 Small Block V8 .188" Fiber Valve Cover Gasket Set, 18/23 Degree Heads
Part Number: CGT-C15613-188
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Head Gasket, MLS, 4.135 in. Bore, .027 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5401-027
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Head Gasket, MLS, 4.135 in. Bore, .030 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5401-030
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Head Gasket, MLS, 4.135 in. Bore, .036 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5401-036
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Head Gasket, MLS, 4.135 in. Bore, .045 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5401-045
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster