Description
| Block Height: | 9.800 |
| Bore – Actual: | 4.625 |
| Bore – Oversize: | .159 |
| Compression Height: | 1.290 |
| Compression Ratio – Actual: | 13.8 @ 124cc |
| Cylinder Head: | Open Chamber |
| Displacement: | 571 |
| Dome Volume: | 44.0 |
| Piston Head Type: | Dome |
| Piston Pin Diameter: | 0.990 |
| Ring Set Recommended: | JG86F8-4625-5 |
| Rod Length: | 6.385 |
| Stroke: | 4.250 |
| Weight – Nominal: | 730 |
