
UNITED ENGINE MACHINEPART NUMBER: 648-KB157.030
Chevy 327ci Hypereutectic Pistons Solid Dome .100"
$44341
1 left in stockChevy 327ciDome Top Pistons
- Chevy 327ci Hypereutectic Pistons
- Solid Dome .100''
- 4.030'' Bore (+.030'')
- Use w/5.700'' Connecting Rod & 3.250'' Crank Stroke
- Comp. Ratio: 11.3/58cc; 10.7/62cc; 10.5/64cc; 9.1/76cc
- 8/pkg
Technical Specs: - Alloy: Hypereutectic 390
- Bore: 4.030'
- Crankshaft Stroke: 3.250'
- Connecting Rod Length: 5.700'
- Deck Height: 9.025'
- Compression Height: 1.678'
- Pin Size: 0.9272'
- Pin Location: Centered
- Solid Dome Top: .100' -.5cc 2 Symmetrical Valve Reliefs
- Intake Valve Relief: 0.280' Depth / 2.168' Diameter
- Exhaust Valve Relief: 0.280' Depth / 2.168' Diameter
- Top Landing Height: 0.275'
- Ring Grooves: 5/64' Top; 5/64' Middle; 3/16' Bottom
- Gram Weight: 585/145
- Compression Ratio: 11.3:1 w/58cc Heads; 10.7:1 w/62cc Heads; 10.5:1 w/64cc; 9.1:1 w/76cc Heads
Part TypePiston
BrandUNITED ENGINE MACHINE
Package Height4.8
Package Width9.6
Package Length19.0
Weight14.95 PG
Part CategoryPerformance Parts
Piston Ring Thickness (In.)5/64 x 5/64 x 3/16
Wrist Pin StylePress-fit or floating
QuantitySold as a set of 8
Piston StyleDome, with two valve reliefs
Piston Head Volume (Cc)-0.5
Dome Height0.1 in (2.54 mm)
Compression Distance1.678 in (42.621 mm)
Piston MaterialHypereutectic aluminum
Pin Diameter0.927 in (23.5 mm)
Part FitmentSemi Universal
Bore (Mm)102.362
Bore4.03 in (102.362 mm)
Vendor Part NumberKB157.030
Package Qty1
Package TypeEA
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