Description
| Block Height: | 10.150 |
| Bore – Actual: | 4.250 |
| Bore – Oversize: | .017 |
| Compression Height: | 1.670 |
| Compression Ratio – Actual: | 10.5 @ 88cc |
| Cylinder Head: | 427/428 FE |
| Displacement: | 451 |
| Dome Volume: | 2.5 |
| Piston Head Type: | Dome |
| Piston Pin Diameter: | 0.975 |
| Ring Set Recommended: | J10008-4250-5 |
| Rod Length: | 6.490 |
| Stroke: | 3.980 |
| Weight – Nominal: | 569 |
