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Stef's Rear Main Seal Adapter Kits

4.0 out of 5 stars 2 Customer Reviews

Stef's rear main seal adapter kits are designed to install an early 2-piece style crankshaft into a late model, one-piece engine block. They are manufactured from billet aluminum and require no drilling or welding for installation.

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Rear Main Seal Adapter - Big Block Chevy

Part Number: STF-7036

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

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