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Vehicle Info NeededUNITED ENGINE MACHINEPART NUMBER: 648-KB124KTM.060
Ford 351W Hypereutectic Pistons Flat Top
$57285
Ships on 09/09/2026
Lowest Price GuaranteeFord 351WFlat Top Pistons
- Ford 351W Hypereutectic Pistons
- Flat Top
- 4.060'' Bore (+.060'')
- Use w/5.956'' Connecting Rod & 3.500'' Crank Stroke
- Comp. Ratio: 11.5/55cc; 10.8/60cc; 10.3/64cc; 9.7/69cc
- 8/pkg
- With Rings
- 1 Set 648-4000BM8.060
Technical Specs: - Alloy: Hypereutectic 390
- Bore: 4.060'
- Crankshaft Stroke: 3.500'
- Connecting Rod Length: 5.956'
- Deck Height: 9.500'
- Compression Height: 1.774'
- Pin Size: 0.9122'
- Pin Location: Centered
- Flat Top: -6.5cc 2V Relief
- Intake Valve Relief: 0.257' Depth / 2.120' Diameter
- Exhaust Valve Relief: 0.247' Depth / 1.880' Diameter
- Top Landing Height: 0.275'
- Ring Grooves: 1/16' Top; 1/16' Middle; 3/16' Bottom
- Gram Weight: 621/143
- Compression Ratio: 11.5:1 w/55cc Heads; 10.8:1 w/60cc Heads; 10.3:1 w/64cc; 9.7:1 w/69cc Heads
Part TypePiston
BrandUNITED ENGINE MACHINE
Package Height7.0
Package Width9.9
Package Length19.0
Weight16.66 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part NumberKB124KTM.060
Package Qty1
Package TypeEA
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