Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededUNITED ENGINE MACHINEPART NUMBER: 648-KB162.040
Chrysler 383ci Hypereutectic Pistons Flat Top
$49743
Ships on Sep 14, 2026
Lowest Price GuaranteeChrysler 383ciFlat Top Pistons
Chrysler 383ci Hypereutectic Pistons Flat Top 4.250'' Bore (+.040'') Use w/6.358" Connecting Rod & 3.380" Stroke Comp. Ratio: 9.8/72cc; 9.1/80cc; 8.8/84cc; 8.5/88cc Set of 8
Technical Specs:
- Alloy: Hypereutectic 390
- Bore: 4.250'
- Crankshaft Stroke: 3.380'
- Connecting Rod Length: 6.358'
- Deck Height: 9.980'
- Compression Height: 1.908'
- Pin Size: 1.094'
- Pin Location: Centered
- Flat Top: +5cc 2V Relief
- Intake Valve Relief: 0.264' Depth / 2.360' Diameter
- Exhaust Valve Relief: 0.264' Depth / 2.360' Diameter
- Top Landing Height: 0.275'
- Ring Grooves: 5/64' Top; 5/64' Middle; 3/16' Bottom
- Compression Ratio: 9.8:1 w/72cc Heads; 9.1:1 w/80cc Heads; 8.8:1 w/84cc Heads; 8.5:1 w/88cc Heads
Part TypePiston
BrandUNITED ENGINE MACHINE
Package Height4.5
Package Width4.5
Package Length4.8
Weight2.05 PG
Part CategoryPerformance Parts
Top Ring Thickness0.078 in (2 mm)
QuantitySet of 8
Piston MaterialHypereutectic
Pin Diameter1.094 in (27.8 mm)
Oil Ring Thickness3/16 in.
Part FitmentSemi Universal
Second Ring Thickness5/64
Piston StyleFlat top, with two valve reliefs
Bore4.25 in (108 mm)
Vendor Part NumberKB162.040
Package Qty1
Package TypeEA
No Questions
No Reviews
Some parts are not legal for use in California or other states with similar laws / regulations
