Enginetech S0117 Rear Main Seal Chevy Big Block 2-Piece Offset Double Lip

The Enginetech S0117 is a premium rear main crankshaft seal designed specifically for Chevrolet big block engines. This high-quality seal features a 2-piece design with an offset double lip configuration that provides superior sealing performance and leak prevention at the rear main bearing.

Key Features:

• 2-piece offset design for easier installation and improved sealing
• Double lip construction provides enhanced oil retention and prevents leakage
• Engineered specifically for Chevrolet big block V8 engines
• Manufactured from durable materials to withstand high temperatures and crankshaft rotation
• Direct replacement for worn or leaking factory rear main seals

This rear main seal is an essential component for engine rebuilds and repairs, ensuring proper crankshaft sealing and preventing oil loss. The offset double lip design accommodates slight crankshaft irregularities while maintaining consistent contact pressure for reliable long-term performance.