Speed-Pro delivers the power you need and the value & quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components.
Product Features:- TAC ring groove geometry
- Weight matched to +/- 2 grams
- Piston skirts protected by next-gen DUROSHIELD coating
- Exclusive higher-strength FM-425 alloy with 16.5% silicon finely dispersed throughout the material
- Sophisticated barrel profiles help optimize oil wedge between skirt and wall
- Machined valve reliefs and circlip grooves; LR-63 lock rings for floated applications