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The Cometic Chevy Gen-1 Small Block V8 rear main seal is a dual-lip, single-split unit built for wet and dry sump crankcases, offering OEM-level sealing for rebuilds and engine service. Cometic tests seals on dynos and track environments to validate reliability. Use this direct replacement seal when restoring or upgrading Chevrolet Gen-1 small block engines to maintain crankcase integrity and reduce leaks.
Cometic Chevy Gen 1 Small Block V8 Rear Main Seal Dual Lip Wet & Dry Sump 86625
