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Vehicle Info NeededCHEVROLET PERFORMANCEPART NUMBER: 809-88962925
Forged Aluminum Piston, ZZ572/620
$19955
Ships on 09/14/2026
Lowest Price GuaranteeForged Aluminum
- Forged Aluminum Piston
- ZZ572/620
- Ring Grooves: 1/16", 1/16", 3/16"
- Flat Top (Full-Floating)
Chevrolet Performance aluminum pistons come available in hypereutectic (high-silicon) or forged form for popular GM engines. Whether you are building an engine for the street or strip, these aluminum pistons will suit the performance needs specific to your build. Sold as single piston/pin unless otherwise noted.
Benefits of Hypereutectic Aluminum Pistons:
- More Silicon = Less Thermal Expansion = Tighter Tolerances
- Reduced "Scuffing"
- Lighter In Weight
Benefits of Forged Aluminum Pistons:
- Heavier = Stronger = More Durable
Part TypePiston
Product LineChevrolet Performance Aluminum Pistons
BrandCHEVROLET PERFORMANCE
Package Height5.3
Package Width6.3
Package Length9.5
Weight2.2 PG
Part CategoryPerformance Parts
Piston Head TypeFlat
OversizedNo
Wrist Pin StylePress-fit or floating
Piston Outside Diameter4.557
Piston StyleFlat top, with single valve relief
Skirt TypePartial
Assembly Lubricant IncludedNo
Top Compression Ring Thickness0.06
Pin Diameter0.99 in (25.1 mm)
Diameter (In)4.5565
Ring Thickness (In)1/16", 1/16", 3/16"
Piston Pin MaterialSteel
Diameter (Mm)115.735
Piston Ring Thickness (In.)1/16 x 1/16 x 3/16
QuantitySold individually
Rod Length (In)6.535
Compression Ratio9.6:1
Bore Size (In)4.560"
Piston Pin Outside Diameter0.991
Piston Pin Incorporated BearingsNo
Second Compression Ring Thickness0.06
Piston MaterialForged Aluminum
Part FitmentSemi Universal
Grade TypePerformance
Bore4.56 in (115.824 mm)
Vendor Part Number88962925
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
