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Vehicle Info NeededUNITED ENGINE MACHINEPART NUMBER: 648-KB246.STD
Ford 347ci Hypereutectic Pistons Flat Top
$41321
Ships on 09/04/2026
Lowest Price GuaranteeFord 347ciFlat Top Pistons Use with Ford 302 Block
- Ford 347ci Hypereutectic Pistons
- Flat Top
- 4.000'' Bore (STD)
- Use w/5.400'' Connecting Rod & 3.400'' Crank Stroke
- Comp. Ratio: 11.2/55cc; 10.5/60cc; 10.0/64cc; 9.5/69cc
- 8/pkg
Technical Specs: - For use with Ford 302 Block.
- Alloy: Hypereutectic 390
- Bore: 4.000'
- Crankshaft Stroke: 3.400'
- Connecting Rod Length: 5.400'
- Deck Height: 8.206'
- Compression Height: 1.090'
- Pin Size: 0.9272'
- Pin Location: Centered, 2.5' long. Spacer ring included.
- Flat Top: -6.5cc 2V Relief
- Intake Valve Relief: 0.266' Depth / 2.120' Diameter
- Exhaust Valve Relief: 0.254' Depth / 1.880' Diameter
- Top Landing Height: 0.240'
- Ring Grooves: 1/16' Top; 1/16' Middle; 3/16' Bottom
- Gram Weight: 415/102
- Compression Ratio: 11.2:1 w/55cc Heads; 10.5:1 w/60cc Heads; 10.0:1 w/64cc Heads; 9.5:1 w/69cc Heads
Part TypePiston
BrandUNITED ENGINE MACHINE
Package Height2.5
Package Width4.2
Package Length4.7
Weight1.1 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part NumberKB246.STD
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
