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 13 Items.

Results 1 - 12 of 12

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 27, 2026 if ordered today

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Estimated Ship Date: May 27, 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 27, 2026 if ordered today

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Estimated Ship Date: May 27, 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 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Enginetech Rear Main Seals S0289

Engine Crankshaft Seal 62-01 FRD/LIN/MER/MKR 2.0L/2.3L/3.8L/3.9L/4.2L/4.3L/4.6L/4.7L/4.9L/5.0L

Part Number: EGN-S0289

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Enginetech Rear Main Seals S0692

Engine Crankshaft Seal 64-86 AMC/International/JEP 3.3L/3.8L/4.2L

Part Number: EGN-S0692

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Enginetech Rear Main Seals S1212

Engine Crankshaft Seal 66-87 CHR/DOD/PLY 3.7L/6.6L/7.2L

Part Number: EGN-S1212

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 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 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Enginetech Rear Main Seals S1030

Engine Crankshaft Seal 58-78 FRD/MER 5.4L/5.8L/5.9L/6.4L/6.7L/7.0L

Part Number: EGN-S1030

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 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

Enginetech Rear Main Seals S0144

Engine Crankshaft Seal 69-83 FRD/LIN/MER 5.8L/6.6L

Part Number: EGN-S0144

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 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 27, 2026 if ordered today

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Estimated Ship Date: May 27, 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 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

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