Availability
CHEVROLET 7.4L/454 Engine Gaskets & Seals
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: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Head Gasket, Copper, 4.520 in. Bore, 0.050 in. Thickness, Chevy, 7.4L, Each
Part Number: SCE-P145250
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Head Gasket, Copper, 4.520 in. Bore, 0.080 in. Thickness, Chevy, 7.4L, Each
Part Number: SCE-P145280
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Head Gasket, Copper, 4.520 in. Bore, 0.093 in. Thickness, Chevy, 7.4L, Each
Part Number: SCE-P145293
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
CHEVROLET BB 454 MK4 4.540X.059 Vulcan Cut-Ring HG
Part Number: SCE-CR135459
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Intake Manifold Gaskets, AccuSeal E, Composite, Dart Big Chief Oval Port, Brodix Big Duke, Chevrolet, Big Block Mark IV, Pair
Part Number: SCE-118102
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Intake Manifold Gaskets, AccuSeal E, Composite, Raised Oval Port, Chevrolet, Big Block Mark IV, Pair
Part Number: SCE-118103
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Intake Manifold Gaskets, AccuSeal E, Composite, Rectangular Raised Port, Chevrolet, Big Block Mark IV, Pair
Part Number: SCE-118107
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Intake Manifold Gaskets, AccuSeal E, Composite, Cut To Fit Port, Designed To Fit Dart Big Chief CNC Heads, Chevrolet, Big Block Mark IV, Pair
Part Number: SCE-118108
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Valve Cover Gaskets, AccuSeal E Dyno-Paks, Cork, Chevrolet, Big Block, Set of 10
Part Number: SCE-13076-10
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Intake Manifold Gaskets, AccuSeal E, Composite, Oval Port, Chevrolet, Big Block Mark IV, Set of 20
Part Number: SCE-13101-10
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Intake Manifold Gaskets, AccuSeal E, Composite, Dart Big M Port, Chevrolet, Big Block Mark IV, Set of 20
Part Number: SCE-13104-10
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Intake Manifold Gaskets, AccuSeal E, Composite, Rectangular Port, 0.063 in. Thickness, Chevrolet, Big Block Mark IV, Set of 20
Part Number: SCE-13108-10
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Intake Manifold Gaskets, AccuSeal E, Rectangular Raised Port, for Dart Big Chief and Brodix Big Duke Heads, Chevrolet, Big Block Mark IV, Set of 20
Part Number: SCE-18101-10
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Intake Manifold Gaskets, AccuSeal E, Composite, Raised Oval Port, Chevrolet, Big Block Mark IV, Set of 20
Part Number: SCE-18102-10
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, Copper, 4.250 in. Bore, 0.043 in. Thickness, Chevy, Mark 4 Big Block, Each
Part Number: SCE-P132543
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gaskets, Pro Copper, 4.250 in. Bore, 0.043 in. Compressed Thickness, No Water Passages, Chevrolet, Big Block Mark IV, Each
Part Number: SCE-P132543NW
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
CHEVROLET BB MK4 4.250 X .062 PRO COPPER HD GSKT NO WATER
Part Number: SCE-P132562NW
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gaskets, Pro Copper, 4.250 in. Bore, 0.072 in. Compressed Thickness, Chevrolet, Big Block Mark IV, Each
Part Number: SCE-P132572
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gasket, Copper, 4.250 in. Bore, 0.080 in. Thickness, Chevy, Mark 4 Big Block, Each
Part Number: SCE-P132580
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gaskets, Pro Copper, 4.320 in. Bore, 0.050 in. Compressed Thickness, No Water Passages, Chevrolet, Big Block Mark IV, Each
Part Number: SCE-P133250NW
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gaskets, Pro Copper, 4.320 in. Bore, 0.072 in. Compressed Thickness, Chevrolet, Big Block Mark IV, Each
Part Number: SCE-P133272
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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