Description
| Bore – Actual: | 4.005 |
| Bore – Oversize: | .005 |
| Compression Height: | 1.230 |
| Compression Ratio – Actual: | 7.5 @ 70cc |
| Displacement: | 312 |
| Dome Volume: | -19.0 |
| Material Type: | 4032 |
| Piston Pin Diameter: | 0.927 |
| Ring Set Recommended: | JG3108-4000-7 |
| Rod Length: | 5.400 |
| Stroke: | 3.100 |
| Weight – Nominal: | 388 |
