| Engine Family | Small Block Chevy 23° 4.125" |
|---|---|
| CID/Ltr | 409/6.7 |
| Bore Inch | 4.165 |
| Bore mm | 105.79 |
| Stroke Inch | 3.750 |
| Stoke mm | 95.25 |
| Rod Length | 5.565 |
| Comp Dist | 1.560 |
| Crown Volume | 3.5cc |
| CR 1 | 14.1 @ 58cc |
| CR 2 | 13.0 @ 64cc |
| CR 3 | 12.0 @ 70cc |
| Alloy | 4032 |
| Weight | 589 |
| Pin | 0.927 |
| 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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