Description
| Block Height: | 9.790 |
| Bore – Actual: | 4.530 |
| Bore – Oversize: | .064 |
| Compression Height: | 1.155 |
| Compression Ratio – Actual: | 14.0 @ 124cc |
| Cylinder Head: | Open Chamber |
| Displacement: | 580 |
| Dome Volume: | 44.0 |
| Piston Head Type: | Dome |
| Piston Pin Diameter: | 0.990 |
| Ring Set Recommended: | JG7708-4530-5 |
| Rod Length: | 6.385 |
| Stroke: | 4.500 |
| Weight – Nominal: | 0 |
