S&S Cycle TC3 Oil Pump Return Plug for 1999-2017 Harley-Davidson Twin Cam
The TC3 oil pump return circuit relies on a tight plug to maintain oil flow and pressure throughout your Twin Cam engine. A worn or damaged plug allows oil to bypass the return circuit, reducing lubrication effectiveness and accelerating wear. This direct-replacement plug restores the pump to proper specification, keeping your oil system efficient and your engine protected mile after mile.
Key Features
- Direct-replacement plug for the TC3 oil pump return circuit
- Restores a tight, leak-free seal to maintain full oil pressure
- Engineered to S&S Cycle specifications for exact fit without modification
- Essential service component for TC3 pump overhaul and maintenance
Technical Specifications
- Pump Compatibility: S&S Cycle TC3 Three-Stage Oil Pump
- Function: Oil pump return circuit plug
- Application: TC3 pump overhaul and service
Fitment Notes
- Designed for use with the S&S Cycle TC3 Three-Stage Oil Pump only
- Verify your oil pump model before ordering to ensure correct fitment
- Review the Fitment tab for complete year and model compatibility






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