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Enginetech Rear Main Seals

1.0 out of 5 stars 1 Customer Reviews

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 22 Items.

Results 1 - 20 of 20

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: Today

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Estimated Ship Date: Today

Enginetech Rear Main Seals S0113

Engine Crankshaft Seal 91-00 BUI/CHV/GM/GMC/OLD/PON 4.3L/6.0L/7.0L/7.4L/L

Part Number: EGN-S0113

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2026 if ordered today

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Estimated Ship Date: Nov 24, 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: Today

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Estimated Ship Date: 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: Today

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Estimated Ship Date: Today

Enginetech Rear Main Seals S0605

Engine Crankshaft Seal 92-03 DOD/JEP/PLY 3.9L/5.2L

Part Number: EGN-S0605

Not Yet Reviewed

Estimated Ship Date: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 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: Nov 24, 2026 if ordered today

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Estimated Ship Date: Nov 24, 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: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 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: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 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: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 2026 if ordered today

Enginetech Rear Main Seals S0455

Engine Crankshaft Seal 83-02 AMC/DOD/EAG/JEP 2.5L

Part Number: EGN-S0455

Not Yet Reviewed

Estimated Ship Date: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 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: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 2026 if ordered today

Enginetech Rear Main Seals S5091

Engine Crankshaft Seal 67-02 BUI/CAD/CHV/GM/GMC/OLD/PON 4.3L/4.4L/4.6L/4.9L/5.0L/5.7L

Part Number: EGN-S5091

Not Yet Reviewed

Estimated Ship Date: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 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: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 2026 if ordered today

Enginetech Rear Main Seals S5127

Engine Crankshaft Seal 81-08 FRD/MAZ/MER 1.6L/1.9L/2.0L/2.3L/2.5L/3.0L

Part Number: EGN-S5127

Not Yet Reviewed

Estimated Ship Date: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 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: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 2026 if ordered today

Enginetech Rear Main Seals S4464

Engine Crankshaft Seal 91-02 SAT 1.9L

Part Number: EGN-S4464

Not Yet Reviewed

Estimated Ship Date: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 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: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 2026 if ordered today

Enginetech Rear Main Seals S7905-A

Engine Crankshaft Seal 95-05 BUI/CHV/OLD/PON 3.8L

Part Number: EGN-S7905-A

Not Yet Reviewed

Estimated Ship Date: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 2026 if ordered today

Enginetech Rear Main Seals S8384

Engine Crankshaft Seal 89-22 DOD/Ram 5.9L/6.7L

Part Number: EGN-S8384

Not Yet Reviewed

Estimated Ship Date: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 2026 if ordered today

Enginetech Rear Main Seals S1626

Engine Crankshaft Seal 95-11 FRD/Land Rover/MAZ/MER 4.0L

Part Number: EGN-S1626

Not Yet Reviewed

Estimated Ship Date: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 2026 if ordered today

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