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GM Pistons
- Cast Piston
- 1959-1966 Buick 401ci
- Bore: 4.2275" (+.040")
- Domed Head 9.8:1 CR
- 5/64", 5/64", 3/16"
- The value of Speed-Pro's line of cast aluminum pistons are hard to beat for budget or stock-style rebuilds. They are made from high-quality aluminum alloys and feature a carefully controlled casting, heat-treating, and CNC-machining process. And, because they're designed and manufactured to exceed OEM specs, they'll provide improved reliability, performance, and a long service life.
Part TypePiston
Product LineSpeed-Pro Cast Pistons
BrandSEALED POWER
Package Height5.3
Package Width5.5
Package Length5.9
Weight2.27 PG
Part CategoryReplacement Parts
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
