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![Chevy 283ci KB Hyper Pistons [Dome Top 2V]](https://www.jegs.com/images/mini_750/600/648/648-kb166.060.jpg)
Vehicle Info NeededUNITED ENGINE MACHINEPART NUMBER: 648-KB166.060
Chevy 283ci KB Hyper Pistons [Dome Top 2V]
$47175
Ships on 09/08/2026
Lowest Price GuaranteeChevy 283ci Dome Top Pistons
Chevy 283ci KB Hyper PistonsDome Top 2V 3.875'' Bore (+.060'') Use w/5.700'' Connecting Rod & 3.000'' Crank Stroke Comp. Ratio: 11.0/55cc; 10.5/58cc; 9.9/62cc; 9.7/64cc 8/pkg
Technical Specs:
- Alloy: Cast 390 Hypereutectic Alloy
- Bore: 3.875' (+.060)
- Crankshaft Stroke: 3.000'
- Connecting Rod Length: 5.700'
- Deck Height: 9.025'
- Compression Height: 1.805'
- Pin Size: 0.927'
- Pin Location: Centered
- Flat Top: -4cc 2 Valve Reliefs
- Intake Valve Relief: .280' Depth / 2.168' Diameter
- Exhaust Valve Relief: .280' Depth / 2.168' Diameter
- Top Landing Height: 0.275'
- Ring Grooves: 5/64' Top; 5/64' Middle; 3/16' Bottom
- Compression Ratio: 11.0:1 w/55cc Heads; 10.5:1 w/58cc Heads;
9.9:1 w/62cc Heads; 9.7:1 w/64cc Heads
Part TypePiston
BrandUNITED ENGINE MACHINE
Package Height6.0
Package Width6.0
Package Length6.0
Weight2.0 PG
Part CategoryPerformance Parts
Piston Head Volume (Cc)-4
Piston Ring Thickness (In.)5/64 x 5/64 x 3/16
Wrist Pin StylePress-fit or floating
QuantitySet of 8
Piston MaterialHypereutectic
Part FitmentSemi Universal
Piston StyleDome, with two valve reliefs
Bore3.875 in (98.425 mm)
Vendor Part NumberKB166.060
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
