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Vehicle Info NeededUNITED ENGINE MACHINEPART NUMBER: 648-KB243.030
Chrysler 340ci Hypereutectic Pistons Flat Top
$44733
Ships on 09/08/2026
Lowest Price GuaranteeChrysler 340ciFlat Top Pistons
- Chrysler 340ci Hypereutectic Pistons
- Flat Top
- 4.070'' Bore (+.030'')
- Use w/6.123'' Connecting Rod & 3.310'' Crank Stroke
- Comp. Ratio: 10.9/57cc; 10.5/60cc; 10.0/64cc; 9.6/68cc
- 8/pkg
Note:Technical Specs: - Alloy: Hypereutectic 390
- Bore: 4.070'
- Crankshaft Stroke: 3.310'
- Connecting Rod Length: 6.123'
- Deck Height: 9.599'
- Compression Height: 1.840'
- Pin Size: 0.9842'
- Pin Location: Centered
- Flat Top: -6cc 2V Relief
- Intake Valve Relief: 0.286' Depth / 2.200' Diameter
- Exhaust Valve Relief: 0.286' Depth / 2.200' Diameter
- Top Landing Height: 0.305'
- Ring Grooves: 5/64' Top; 5/64' Middle; 3/16' Bottom
- Gram Weight: 597/132
- Compression Ratio: 10.9:1 w/57cc Heads; 10.5:1 w/60cc Heads; 10.0:1 w/64cc Heads; 9.6:1 w/68cc Heads
Part TypePiston
BrandUNITED ENGINE MACHINE
Package Height4.0
Package Width9.3
Package Length18.1
Weight13.48 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part NumberKB243.030
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
