Borowski Race Engines, Inc has worked with Diamond Pistons to develop a custom piston design that will outperform shelf pistons. Custom diameters and dishes available. Some common combinations kept in stock. Click here for a compression calculator.
- Thick crown with softened edges to prevent detonation
- Better ring spacing to prevent the ring lands from collapsing under boost (about 30% wider spacing than shelf pistons)
- Lateral bracing for better side support - will still clear reluctor ring with 4.000" stroke
- .205 Wall Wrist Pin
- Double wrist pin oilers and banana groove
- CNC lightening on the underside
*Requires 6.000" Rod with a 4.000" Stroke or a 6.125" Rod with a 3.750" Stroke