Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededUNITED ENGINE MACHINEPART NUMBER: 648-IC9920.STD
Chevy 454ci FHR Forged Pistons Flat Top
$67925
Ships on 09/09/2026
Lowest Price GuaranteeChevy 454ciFlat Top Pistons
- Chevy 454ci FHR Forged Pistons
- Flat Top
- 4.250'' Bore
- Use w/6.135'' Connecting Rod & 4.000'' Crank Stroke
- 9.7:1/96.5cc; 9.0:1/105cc; 8.2:1/119cc Compression Ratio
- 8/pkg.
Technical Specs:
- Alloy: Premium 4032 Alloy
- Bore: 4.250'
- Crankshaft Stroke: 4.000'
- Connecting Rod Length: 6.135'
- Deck Height: 9.800'
- Compression Height: 1.645'
- Pin Size: 0.990' x 2.750'
- Pin Location: Centered
- Flat Top: -3cc 1 Valve Relief
- Intake Valve Relief: N/A
- Exhaust Valve Relief: N/A
- Top Landing Height: 0.325'
- Ring Grooves: 5/64' Top; 5/64' Middle; 3/16' Bottom
- Gram Weight: 596/141
- Compression Ratio: 9.7:1 w/96.5cc Heads; 9.0:1 w/105cc Heads; 8.2:1 w/119cc Heads
Interchange Part Numbers: Speed Pro: L2377F
Part TypePiston
BrandUNITED ENGINE MACHINE
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part NumberIC9920.STD
Package Qty1
Package TypeEA
No Questions
No Reviews
Some parts are not legal for use in California or other states with similar laws / regulations
