| Management number | 215565399 | Release Date | 2026/04/12 | List Price | $282.16 | Model Number | 215565399 | ||
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Big Block Chevy 454 ci FHR Forged PistonsSolid Dome .500 in. (Open Chamber Design)4.250 in. BoreUse w/6.135 in. Connecting Rod & 4.000 in. Crank Stroke12.3:1/119cc Compression RatioSet of 8 Technical Specs:Alloy: Premium 4032 AlloyBore: 4.250''Crankshaft Stroke: 4.000''Connecting Rod Length: 6.135''Deck Height: 9.800''Compression Height: 1.645''Pin Size: 0.990'' x 2.750''Pin Location: CenteredSolid Dome Top: .500'' 44.7cc 1 Valve Relief (Open Chamber Design)Intake Valve Relief: N/AExhaust Valve Relief: N/A Top Landing Height: 0.325''Ring Grooves: 5/64'' Top; 5/64'' Middle; 3/16'' Bottom Gram Weight: 723/141Compression Ratio: 12.3:1 w/119cc Heads
| Brand | United Engine Machine |
|---|---|
| Model | JEGS |
| Exterior | Per Item Description |
| Item Weight | 16.05 pounds |
| Manufacturer | United Engine Machine |
| OEM Part Number | IC9918.STD |
| Item model number | 648-IC9918.STD |
| Product Dimensions | 18.9 x 9.4 x 4.9 inches |
| Manufacturer Part Number | IC9918.STD |
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