Speedmaster®
Chevy SBC 383 ci 6.0" 4.060" 1.100" 0.927" Flat Top Forged Pistons 2.5mm
Specs
| Brand: | Speedmaster |
| Part Number: | PCE305.1131 |
| Part Type: | Pistons |
| Bore (in): | 4.060 in. |
| Piston Style: | Flat top, with two valve reliefs |
| Piston Material: | Forged Aluminum |
| Compression Distance (in): | 1.100 in. |
| Piston Head Volume (cc): | -4.00cc |
| Max Rod Length (in): | 6.000 in. |
| Wrist Pin Style: | Full Floating |
| Pin Diameter (in): | 0.927 in. |
| Piston Ring Thickness: | 1.5mm x 1.5mm x 2.5mm |
| Quantity: | Sold as a set of 8. |
| Calculator | Compression Calculator |
| Notes: | Requires 0.020" rail spacer support. (PCE308.1002) |
Description
Speedmaster Forged pistons are made from 4032 aluminum alloy for quieter operation and reduced piston to wall clearance. Up to 20% lighter than traditional forged pistons that eliminate harmful stress concentrations for superior strength. Specifically designed for naturally aspirated or moderate nitrous applications.
Prop 65 Warning
This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.