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Enginetech Rear Main Seals

Not Yet Reviewed

Enginetech rear main seals are high-quality, aftermarket gaskets designed to prevent oil from leaking at the crankshaft's rear. Available in a variety of materials,

Enginetech rear main seals are high-quality, aftermarket gaskets designed to prevent oil from leaking at the crankshaft's rear. Available in a variety of materials, such as Viton®, silicone, rubber, PTFE, and polyacrylate, they feature specialized lips that seal worn or uneven surfaces. Rear main seals are offered in one or two-piece designs for a wide range of applications.

Key features of Enginetech rear main seals:

* Durable materials withstand high temperatures and prevent leakage
* Engineered to seal even with imperfections on the crankshaft, including specialized lips
* Comprehensive fitment: Enginetech offers solutions for a wide range of engines, including 1-piece, 2-piece, and some with installation sleeves for easier, proper fitting
* Designed to meet or exceed OEM standards, ensuring reliable performance for stock applications
* Why Enginetech rear main seals are used:
-- They stop oil leaks between the engine block and the crankshaft
-- High quality and reliability: Rigorously tested for longevity and to ensure they can withstand years of operation
-- Repairing worn crankshafts: Their precision-cut lips help seal crankshafts that may have slight wear

Showing In Stock Items. Show All 23 Items.

Results 1 - 17 of 17

Enginetech Rear Main Seals S0117

Engine Crankshaft Seal 65-90 BUI/CHV/GM/GMC/OLD/PON 4.3L/6.0L/6.5L/6.6L/7.0L/7.4L/L

Part Number: EGN-S0117

Not Yet Reviewed

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Enginetech Rear Main Seals S5132

Engine Crankshaft Seal 78-05 CHR/DOD/EAG/MAZ/MIT/PLY 1.6L/1.8L/2.0L/2.4L/2.6L/L

Part Number: EGN-S5132

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Rear Main Seals S0591

Engine Crankshaft Seal 87-99 AMC/JEP 4.0L/4.2L

Part Number: EGN-S0591

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Rear Main Seals S0763

Engine Crankshaft Seal 59-02 BUI/CAD/CHV/GM/GMC/OLD/PON 3.3L/3.8L/4.1L/4.3L/4.4L/4.6L/4.8L/4.9L/5.0L/5.3L/5.7L/6.6L

Part Number: EGN-S0763

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Rear Main Seals S3502

Engine Crankshaft Seal 65-97 FRD/LIN/MER/OLD 6.1L/6.6L/7.0L/7.5L

Part Number: EGN-S3502

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Rear Main Seals S2994

Engine Crankshaft Seal 65-97 FRD 3.9L/4.9L/5.8L

Part Number: EGN-S2994

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Rear Main Seals S4744

Engine Crankshaft Seal 75-95 TOY 2.2L/2.4L

Part Number: EGN-S4744

Not Yet Reviewed

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Enginetech Rear Main Seals S0010

Engine Crankshaft Seal 59-02 BUI/CAD/CHV/GM/GMC/OLD/PON 3.3L/3.8L/4.1L/4.3L/4.4L/4.6L/4.8L/4.9L/5.0L/5.3L/5.7L/6.6L

Part Number: EGN-S0010

Not Yet Reviewed

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Enginetech Rear Main Seals S2629

Engine Crankshaft Seal 81-10 CHR/DOD/JEP/MIT/PLY 2.0L/2.2L/2.4L/2.5L/3.3L/3.5L/3.8L

Part Number: EGN-S2629

Not Yet Reviewed

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Enginetech Rear Main Seals S4773

Engine Crankshaft Seal 87-05 CHR/DOD/HYU/MIT/PLY 2.5L/3.0L

Part Number: EGN-S4773

Not Yet Reviewed

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Enginetech Rear Main Seals S1389

Engine Crankshaft Seal 64-90 BUI/CAD/CHV/GMC/OLD/PON 3.0L/3.2L/3.3L/3.8L/4.1L/4.3L/5.0L/5.4L/5.7L/6.6L

Part Number: EGN-S1389

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Rear Main Seals S5044

Engine Crankshaft Seal 84-11 BUI/CAD/CHV/GMC/IZU/JEP/OLD/PON 2.0L/2.2L/2.8L/3.1L/3.4L/3.9L

Part Number: EGN-S5044

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Rear Main Seals S5007

Engine Crankshaft Seal 65-14 CAD/CHV/GM/GMC/IZU/OLD 4.3L/4.4L/4.6L/4.9L/5.0L/5.7L

Part Number: EGN-S5007

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Rear Main Seals S1196

Engine Crankshaft Seal 58-91 CHR/DOD/PLY 3.7L/3.9L/4.5L/5.2L

Part Number: EGN-S1196

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Rear Main Seals S4686

Engine Crankshaft Seal 68-16 FRD/LIN/MAZ/MER/MKR 2.0L/2.3L/2.5L/3.0L/3.8L/3.9L/4.2L/4.6L/4.9L/5.0L/5.4L/6.8L

Part Number: EGN-S4686

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Rear Main Seals S3007

Engine Crankshaft Seal 74-11 FRD/Land Rover/MAZ/MER/MKR 2.8L/2.9L/4.0L

Part Number: EGN-S3007

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Rear Main Seals S2186

Engine Crankshaft Seal 71-03 CHR/DOD/JEP/PLY 5.9L

Part Number: EGN-S2186

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

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