
Choosing the rotating parts for your big-block Chevy 454/502? This Eagle forged 4340 steel crankshaft uses a 4.250-inch stroke. Its 2.200-inch rod journals and 6.385-inch minimum rod length help define the matching rod and piston package.
| Brand | Eagle |
|---|---|
| Manufacturer Part Number | 445642526385 |
| Product Type | Crankshaft |
| Engine / Application | BBC 454/502 |
| Quantity | 1 crankshaft |
| Material | Forged 4340 steel |
| Crankshaft Stroke | 4.250 in |
| Balance Configuration | Internal |
| Minimum Rod Length | 6.385 in |
| Target Bobweight | 2350 g |
| Crankshaft Main Journal Diameter | 2.749 in |
| Rod Journal Diameter | 2.200 in |
| Flywheel Bolt Count | 6 |
| Flywheel Register Diameter | Not specified |
| Pilot Bore Diameter | 1.094 in |
| Rear Seal Diameter | Not specified |
| Rod Journal Width | 2.000 in |
| Snout Diameter | 1.600 in |
| Series | Forged 4340 |
| Rear Main Seal Type | 1-piece |
| Crankshaft Center Counterweights | Yes |
Match crankshaft stroke, rod journal size and rod length to the piston and block combination. Balance to the assembled engine components before use.