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Vehicle Info NeededUNITED ENGINE MACHINEPART NUMBER: 648-IC782KTD.STD
Chevy 454ci Forged Pistons Hollow Dome Top .290"
$88501
Ships on 09/14/2026
Lowest Price GuaranteeChevy 454ciDome Top Pistons Use w/6.135'' Connecting Rods
Chevy 454ci Forged Piston and Ring KitHollow Dome Top .290'' 4.250'' Bore (Standard) Use w/6.135'' Connecting Rod & 4.000'' Crank Stroke Comp. Ratio: 12.9/96.5cc; 10.7/108cc; 10.3/119cc 8/pkg
Technical Specs:
- Alloy: Premium High Ductility 2618
- Bore: 4.280'
- 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
- Hollow Dome Top: .290' 27cc 1 Valve Relief (Closed Chamber Head)
- Intake Valve Relief: 0.286' Depth / 2.300' Diameter
- Exhaust Valve Relief: N/A
- Top Landing Height: 0.365'
- Ring Grooves: 1/16' Top; 1/16' Middle; 3/16' Bottom
- Gram Weight: 673/141
- Compression Ratio: 12.9:1 w/96.5cc Heads; 10.7:1 w/108cc Heads; 10.3:1 w/119cc
- Designed for O.E. and Edelbrock style cylinder heads
- Includes ductile iron moly ring set 648-4250BD8
Interchange Part Numbers: Speed Pro: L2349F
Part TypePiston
BrandUNITED ENGINE MACHINE
Package Height8.5
Package Width9.1
Package Length21.0
Weight17.34 PG
Part CategoryPerformance Parts
Vendor Part NumberIC782KTD.STD
Package Qty1
Package TypeEA
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