1981 Rear Main Seals

Rear Main Seal, 2-Piece, Rubber, Chevy, Small Block, Each

Part Number: FEL-BS118291

4.61 out of 5 stars ( 18 )

Estimated Ship Date: Monday 12/29/2025

Rear Main Seal, 2-Piece, Rubber, Ford, L4/V6/V8, Each

Part Number: FEL-BS30136

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 12/29/2025

Rear Main Seal, 2-Piece, Silicone, Chevy, Small Block, Each

Part Number: FEL-BS40013

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/29/2025

Ford-Pass&Trk;Linc;Merc:140,221,230,250,255,260,289,302(62-83) Split Seal O

Part Number: MAH-JV730R

Not Yet Reviewed

Estimated Ship Date: Monday 12/29/2025

Rear Main Seal, 1-Piece, Viton®, Chevy, Each

Part Number: SCE-21155

Not Yet Reviewed

Estimated Ship Date: Monday 12/29/2025

Rear Main Seal, 2-Piece, Viton®, Chevy, Rocket Block, Each

Part Number: SCE-21104

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 12/29/2025

Rear Main Seal, Rubber, 2-Piece, Chevy, GMC, Each

Part Number: MAH-JV1627

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/29/2025

Rear Main Seal, 2-Piece, Ford, Lincoln, Mercury, Small Block, SBF, Each

Part Number: MRG-1963

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/29/2025

Rope Packing Option to JV614, JV618, JV730P, JV730R

Part Number: MAH-JV730

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/29/2025

Rear Main Seal, 2-piece, Viton®, Chevy, Small Block, Each

Part Number: MRG-1971

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/29/2025

Rear Main Seal, 2-Piece, Silicone, Chevy, Small Block, Each

Part Number: MRG-1960

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/29/2025

Rear Main Seal, 2-Piece, Viton®, Chevrolet, Small Block, Each

Part Number: SCE-21105R

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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DYNO PAK REAR MAIN SEAL SBC 2-PIECE VITON THRU '85 , EA.

Part Number: SCE-21105-10

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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Rear Main Seal, 2-Piece, Viton®, Chevy, Rocket Block, Set of 10

Part Number: SCE-21104-10

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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• Free Shipping
• Special Order