Description
A reliable crankshaft coupler is essential for transmitting power without slippage or deflection—especially when you’re pushing your Small Block Chevy to its limits. The Winters 18-spline coupler delivers the precision fit and material durability required for consistent performance in high-rpm racing and street applications. Whether you’re rebuilding after a transmission swap or upgrading your driveline, this steel coupler ensures your engine’s power reaches the pavement reliably.
- Material: Steel construction
- Spline Configuration: 18-spline
- Engine Application: Small Block Chevy
- Part Number: WIN62350-18
- Installation: Bolt-on replacement
- Quantity: Sold individually
- Design: Forged for durability
- Purpose: Crankshaft-to-transmission connection






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