Availability
Automotive Gaskets & Seals
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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
HEAD GASKET, PRO COPPER,CHEVROLET BB MK4 4.155 X .050 PRO COPPER HD GSKT
Part Number: SCE-P131550
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
HEAD GASKET, PRO COPPER,CHEVROLET BB MK4 4.155 X .062 PRO COPPER HD GSKT
Part Number: SCE-P131562
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Rear Main Seal, AccuSeal Pro, 2-Piece, Viton®, Dyno-Pak, Chevy, Big Block, Set of 10
Part Number: SCE-21355-10
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Intake Manifold Gaskets, AccuSeal Pro, Composite, Cut To Fit Port, Chevrolet, Big Block Mark IV, Set of 20
Part Number: SCE-213100-10
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Intake Manifold Gaskets, AccuSeal Pro, Composite, Rectangular Port, Fits Brodix - 12 Series 15 degree Heads, Chevrolet, Big Block Mark IV, Pair
Part Number: SCE-213107
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Intake Manifold Gaskets, AccuSeal Pro, Composite, Rectangular Port, Designed To Fit CFE BMF 405cc Cylinder Heads, Chevy, Big Block Mark IV, Set of 20
Part Number: SCE-213108-10
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve Cover Gaskets, AccuSeal Pro, Laminated High-Temperature Silicone/Cork, Chevy, Big Block, Set of 10 Pairs
Part Number: SCE-213176-10
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve Cover Gaskets, AccuSeal Pro, Laminated High-Temperature Silicone/Cork, Chevy, Big Block, Set of 10 Pairs
Part Number: SCE-213075-10
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve Cover Gaskets, AccuSeal Pro, Laminated High-Temperature Silicone/Cork, Chevy, Big Block, Set of 10 Pairs
Part Number: SCE-213076-10
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve Cover Gaskets, AccuSeal Pro, Composite, for Use with 3-bolt Top and 5-bolt Bottom Valve Covers, Chevrolet, Big Block, Pair
Part Number: SCE-213079
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Header and Exhaust Manifold Gaskets, AccuSeal Pro Dyno-Paks, Graphite/Steel, Square Port, Chevrolet, Big Block, Set of 10 Pairs
Part Number: SCE-13182-10
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Header and Exhaust Manifold Gaskets, AccuSeal Pro Dyno-Paks, Graphite/Steel, Square Port, Chevrolet, Big Block, Set of 10 Pairs
Part Number: SCE-13183-10
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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:
Head Gasket, MLS, 4.437 in. Bore, .045 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5219-045
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Head Gasket, MLS, 4.437 in. Bore, .051 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5219-051
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
.060" MLS-5 HEAD GASKET
Part Number: CGT-C5219-060
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
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