Availability
Automotive Gaskets & Seals
Head Gasket, Copper, 4.630 in. Bore, 0.062 in. Thickness, Chevy, Mark 4 Big Block, Each
Part Number: SCE-P146262
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Head Gasket, Copper, 4.380 in. Bore, 0.080 in. Thickness, Chevy, Mark 4 Big Block, Each
Part Number: SCE-P133880
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Head Gasket, Copper, 4.440 in. Bore, 0.043 in. Thickness, Chevy, Mark 4 Big Block, Each
Part Number: SCE-P134443
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Intake Manifold Gaskets, AccuSeal Pro, Composite, Cut To Fit Port, Blank Gaskets Designed for Raised Port Heads, Chevrolet, Big Block Mark IV, Pair
Part Number: SCE-218100
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Gasket, Transmission Pan, Reusable, Allison A1000, Each
Part Number: NAL-29549684
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Head Gaskets, RCC, 4.320 in. Bore, 0.040 in. Thickness, Rubber Coated Copper, Chevy, Big Block, Pair
Part Number: FOG-900244320
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Head Gaskets, Titan, Copper, 4.570 in. Bore, .050 in. Compressed Thickness, Chevy, 366/396/402/427/454, Each
Part Number: SCE-S135750
Not Yet Reviewed
Estimated Ship Date: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
GASKET, A/TRNS FRT CASE
Part Number: NAL-29536478
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
GASKET
Part Number: NAL-12567275
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
VALVE SEALS
Part Number: NAL-12555601
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
SEAL
Part Number: NAL-29537620
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Exhaust Manifold Donut Seal, 2-Bolt, Buick, Chevy, GMC, Isuzu, Saab, Each
Part Number: NAL-15036012
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Intake Manifold Gaskets, 18 degree Port Style, Composite, 0.060 in. Thick, Chevy, Big Block, Set
Part Number: EDL-7245
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
Gasket, Intake Manifold, Big Victor 3, 4.840 in. Bore Spacing, Pair
Part Number: EDL-7249
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
Exhaust Gaskets, Header, Seal-4-Good, Aluminum, 2.42 in. Round Port, Chevy, Big Block, Pair
Part Number: PTE-66126
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Intake Manifold Gasket, AJPE Big Port, 4.9 in. NHRA Pro Stock, 0.062 in. Thickness, Chevrolet, Big Block, Pair
Part Number: SCE-176101
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Intake Manifold Gaskets, AccuSeal Pro, Composite, Rectangular Port, for Brodix or Pontiac Early Pro Stock Heads Casting #9875, Chevy, Big Block, Pair
Part Number: SCE-213138
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Rear Main Seal, 2-Piece, Viton®, Chevy, Big Block V8, Set of 10
Part Number: SCE-21305-10
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Exhaust Manifold Gasket, Steel Core Laminate, Square Port, Chevy Big Block, V8, Pair
Part Number: JBA-063-1520
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Engine Kit Gasket Set Chev-Trk:V8,366(85-90)
Part Number: MAH-95-3424
Not Yet Reviewed
Estimated Ship Date: Mar 6, 2026 if ordered today
Estimated Ship Date: Mar 6, 2026 if ordered today
GM-Trk:366(6.0L)Eng.(91-96)Head Set
Part Number: MAH-HS4879
Not Yet Reviewed
Estimated Ship Date: Mar 6, 2026 if ordered today
Estimated Ship Date: Mar 6, 2026 if ordered today
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: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Head Gasket, MLS Sparten, Multi-Layer Stainless Steel, 4.542 in. Bore, 0.074 in. Compressed Thickness, Chevrolet, Big Block, Each
Part Number: SCE-M135475
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Head Gasket BIG BLOCK CHEV MK4 4.630"X .028" MLS SPARTAN HD GASKET EA
Part Number: SCE-M136328
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
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: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
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