
Product Discontinued
UNITED ENGINE MACHINEPART NUMBER: 648-KB140.030.11
400ci Left-Side Race Piston, .030" Overbore Piston Dia.: 4.155"
Currently Unavailable
This product is no longer available. Please call customer service for assistance at 1-800-345-4545.
Chevy 400ci Race Pistons, Use with 5.7'' Rods
- 400ci Left-Side Race Piston, .030'' Overbore
- Piston Dia.: 4.155''
- Piston Top: -0.5cc Dome, 2-Valve Reliefs
- Comp Ratio: 13.6:1 w/58cc Heads, 10.9:1 w/76cc Heads
- Rings: 1/16'', 1/16'', 3/16''
- Sold as Each
Note: -0.5cc/.100' solid dome. If necessary grind rod bolt heads for .030' clearance at camshaft.Grind block at pan rail if .030' clearance is not present. Not recommended for street use because of high compression and today's low octane fuel.
BrandUNITED ENGINE MACHINE
Package Height4.5
Package Width4.5
Package Length4.8
Weight1.6 PG
Part CategoryPerformance Parts
Vendor Part NumberKB140.030
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
Some parts are not legal for use in California or other states with similar laws / regulations

![Break-In/Engine Oil Supplement [12 oz. Bottle]](https://www.jegs.com/images/mini_200/500/555/555-28060.jpg)