GMC K2500 Gaskets & Seals

Head Gasket, Copper, 4.250 in. Bore, 0.050 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P132550

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Head Gaskets, Pro Copper, 4.250 in. Bore, 0.050 in. Compressed Thickness, No Water Passages, Chevrolet, Big Block Mark IV, Each

Part Number: SCE-P132550NW

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Head Gaskets, Pro Copper, 4.320 in. Bore, 0.043 in. Compressed Thickness, No Water Passages, Chevrolet, Big Block Mark IV, Each

Part Number: SCE-P133243NW

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Head Gasket, Copper, 4.380 in. Bore, 0.021 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P133821

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Special Order

Head Gasket, Copper, 4.440 in. Bore, 0.043 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P134443

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Head Gaskets, Pro Copper, 4.440 in. Bore, 0.062 in. Compressed Thickness, No Water Holes, Chevrolet, Big Block Mark IV, Each

Part Number: SCE-P134462NW

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Head Gaskets, Pro Copper, 4.440 in. Bore, 0.032 in. Compressed Thickness, Chevrolet, Big Block Mark IV, Each

Part Number: SCE-P134432

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Head Gasket, Copper, 4.440 in. Bore, 0.050 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P134450

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Special Order

Head Gasket, Copper, 4.520 in. Bore, 0.043 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P135243NW

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Head Gasket, Copper, 4.520 in. Bore, 0.032 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P135232

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Head Gaskets, MLS Spartan, 4.630 in. Bore, Multi-layer Stainless Steel, 0.039 in. Compressed Thickness, Chevrolet, Chevy Big Block, Each

Part Number: SCE-M136339

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Head Gasket, MLS Sparten, Multi-Layer Stainless Steel, 4.375 in. Bore, 0.039 in. Compressed Thickness, Chevrolet, Big Block, Each

Part Number: SCE-M143739

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Head Gasket, Copper, 4.060 in. Bore, 0.072 in. Thickness, Chevy, Small Block, Each

Part Number: SCE-P110672

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Head Gasket BIG BLOCK CHEV MK4 4.540"X .028" MLS SPARTAN HD GASKET EA

Part Number: SCE-M135428

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Head Gaskets, Titan Copper, 3.850 in. Bore, 0.032 in. Compressed Thickness, Special Order Bore Size Gasket, Chevrolet, Small Block, Each

Part Number: SCE-T118532

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Head Gaskets, Titan, Copper, 4.010 in. Bore, .032 in. Compressed Thickness, Chevy, 265-350, Each

Part Number: SCE-T110032

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Special Order

Head Gasket, MLS, 4.135 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5274-036

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

Head Gasket, MLS, 4.125 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5400-045

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: CGT-C5403-030

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: CGT-C5403-036

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

Head Gasket, MLS, 4.030 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5404-030

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

Head Gasket, MLS, 4.135 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5274-040

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

Head Gasket, MLS, 4.630 in. Bore, .042 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5334-042

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

Head Gasket, MLS, 4.630 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5334-045

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

Head Gasket, MLS, 4.375 in. Bore, .050 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5332-050

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order