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Race Pistons
- 427ci Open Chamber Head Race Pistons
- Piston Dia.:4.310"
- Piston Top: 16.8CC Dome
- Press Fit Pin
- Comp Ratio:9.98:1 w/100.9cc Heads, 8.73:1 w/116.9cc Heads
- Ring Grooves: 5/64", 5/64", 3/16"
- Set of 8
- Speed-Pro developed powerforged pistons and set the pace in powerforged technology. The high silicon VMS-75 alloy is found exclusively in pistons "powerforged" by Speed-Pro. Up to 3,000 tons of force forges aluminum slugs into the basic piston form which creates a grain flow pattern in the structure providing excellent strength, ductility and improved heat dissipation.
Please Note: All compression ratios are figured with a gasket thickness representative of those commonly used and are approximate.
Part TypePiston
Product LineSpeed-Pro Powerforged Big Block Chevy Pistons
BrandSEALED POWER
Package Height5.1
Package Width10.4
Package Length20.4
Weight18.75 PG
Part CategoryPerformance Parts
QuantitySet of 8
Vendor Part NumberL2300NF60
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
