| Engine Family | Big Block Ford 429/460 |
|---|---|
| CID/Ltr | 520/8.5 |
| Bore Inch | 4.390 |
| Bore mm | 111.51 |
| Stroke Inch | 4.300 |
| Stoke mm | 109.22 |
| Rod Length | 6.800 |
| Comp Dist | 1.350 |
| Crown Volume | -39cc |
| CR 1 | 9.7 @ 72cc |
| CR 2 | 9.3 @ 80cc |
| CR 3 | 8.5 @ 84cc |
| Alloy | 2618 |
| Weight | 523 |
| Pin | 0.990 |
| Oil Rails Included | N/A |
| Top Ring | 1.5mm |
| 2nd Ring | 1.5mm |
| Oil Ring HT | 3.0mm |
| Piston Style | Dome |
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