Description
If you’re building a high-compression LS1 engine and need pistons that deliver reliable performance without compromise, forged construction is non-negotiable. These Pro Tru Street Series pistons are engineered to handle the demands of forced induction and high-RPM applications while maintaining the tight tolerances your engine requires. With a +4cc dome configuration, you get the compression ratio you need for maximum power output.
- Forged construction
- 3.903″ bore
- GM LS-Series fitment
- Pro Tru Street Series
- +4.00 cc dome
- 1/16″ x 1/16″ x 3.0mm ring grooves
- Complete piston kit
- MPN: PTS523A903
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