KB203.030 +12cc Domed Piston Set for Big Block Chevrolet
4.9 (132 items)
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Product details
| Management number | 207956042 | Release Date | 2026/03/22 | List Price | $157.60 | Model Number | 207956042 | ||
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Technical Specs:Alloy: Hypereutectic 390Bore: 4.280''Crankshaft Stroke: 4.000''Connecting Rod Length: 6.135''Deck Height: 9.800''Compression Height: 1.645''Pin Size: 0.990''Pin Location: CenteredSolid Dome Top: .133'' 12cc IV (Closed Chamber Head)Intake Valve Relief: 0.266'' Depth / 2.310'' Diameter Exhaust Valve Relief: N/A Top Landing Height: 0.308''Ring Grooves: 5/64'' Top; 5/64'' Middle; 3/16'' Bottom Gram Weight: 710/158Compression Ratio: 11.0:1 w/96.5cc Heads; 10.2:1 w/105cc Heads; 9.9:1 w/108cc; 9.1:1 w/119cc Heads
- Country Of Origin: United States
- Model Number: KB203.030
- Item Package Dimension: 9.98" L x 7.1" W x 4.8" H
- Item Package Weight: 17.0 lb
| Brand | KB Performance Pistons |
|---|---|
| Model | KB203.030 |
| Item Weight | 16.44 pounds |
| Manufacturer | KB Performance Pistons |
| OEM Part Number | KB203.030 |
| Item model number | KB203.030 |
| Product Dimensions | 19.15 x 9.5 x 4.95 inches |
| Manufacturer Part Number | KB203030 |
Pistons
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