Chevy 400ci Hypereutectic Piston Solid Dome .100"

Name: Chevy 400ci Hypereutectic Piston Solid Dome .100"
Brand: UNITED ENGINE MACHINE
SKU: 648-KB140.040-1
Price: 107.52 USD
Availability: InStock

^$107⁵²

Ships on 09/09/2026

Lowest Price Guarantee

Chevy 400ci

Dome Top Pistons

Use w/5.700'' Connecting Rods

Solid Dome .100''
4.165'' Bore (+.040'')
Use w/5.700'' Connecting Rod & 3.750'' Crank Stroke
Comp. Ratio: 13.6/58cc; 12.8/62cc; 12.5/64cc; 10.9/76cc
1/pkg

Technical Specs:
Alloy: Hypereutectic 390
Bore: 4.165'
Crankshaft Stroke: 3.750'
Connecting Rod Length: 5.700'
Deck Height: 9.025'
Compression Height: 1.433'
Pin Size: 0.9272'
Pin Location: Centered
Flat Top: -.5cc 2 Symmetrical Valve Reliefs
Intake Valve Relief: 0.280' Depth / 2.168' Diameter
Exhaust Valve Relief: 0.280' Depth / 2.168' Diameter
Top Landing Height: 0.275'
Ring Grooves: 1/16' Top; 1/16' Middle; 3/16' Bottom
Gram Weight: 583/145
Compression Ratio: 13.6:1 w/58cc Heads; 12.8:1 w/62cc Heads; 12.5:1 w/64cc; 10.9:1 w/76cc Heads

Part TypePiston

BrandUNITED ENGINE MACHINE

Package Height5.1

Package Width5.2

Package Length5.2

Weight1.86 PG

Part CategoryPerformance Parts

Part FitmentSemi Universal

Vendor Part NumberSKB140.040

Package Qty1

Package TypeEA

No Questions

No Reviews

Some parts are not legal for use in California or other states with similar laws / regulations

Chevy 400ci Hypereutectic Piston Solid Dome .100"

⚠️ Warning

Motor Vehicles

Tools

Electrical Cords