| Bore (in.) | 4.030 in. |
| Bore (mm) | 102.362mm |
| Brand | Ross Pistons |
| Compression Height (in.) | 1.757 in. |
| Dome Height (in.) | 0.450 in. |
| Engine Stroke Type | Stroked |
| File Fit, Gapless, Piston Rings Included, Wrist Pin Included, Wrist Pin Retainers Included | No |
| Manufacturer's Part Number | W80551 |
| Notes | Will work with stock Windsor and motor sports J302 heads. |
| Part Type | Pistons |
| Pin Diameter (in.) | 0.912 in. |
| Piston Head Volume (cc) | -12.30cc |
| Piston Material | Forged aluminum |
| Piston Ring Thickness | 1/16 in. x 1/16 in. x 3/16 in. |
| Piston Style | Dome, with two valve reliefs |
| Product Line | Ross Racing Forged Pistons |
| Quantity | Sold individually. |
| Rod Length | 5.956 in. |
| Stroke | 3.500 in. |
| Summit Racing Part Number | ROS-W80551 |
| Wrist Pin Style | Press-fit or floating |
