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AMC 401 ci Hypereutectic PistonHead Top: Step Dish (-28 cc) Bore: 4.165 in. (+.040) Stroke: 3.680 in. Use .927 in. Pin w/5.850 in. Chevy Connecting Rod Comp. Ratio: 10.5/51cc; 9.8/58cc Sold Individually
Technical Specs:
- Alloy: Hypereutectic 390
- Bore: 4.165 in.
- Crankshaft Stroke: 3.680 in.
- Connecting Rod Length: 5.850 in.
- Compression Height: 1.510 in.
- Pin Size: 0.927 in. (Small Block Chevy)
- Pin Location: Centered
- Step Dish Top: -28cc
- Intake Valve Relief: 0.273' Depth / 2.120' Diameter
- Exhaust Valve Relief: 0.273' Depth / 2.120' Diameter
- Top Landing Height: 0.275'
- Ring Grooves: 5/64' Top; 5/64' Middle; 3/16' Bottom
- Gram Weight: 507/145
- Compression Ratio: 10.5/51cc; 9.8/58cc
Part TypePiston
BrandUNITED ENGINE MACHINE
Package Height5.0
Package Width5.0
Package Length5.3
Weight1.6 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Package Qty1
Package TypeEA
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