Product Summary

  • The reflective alloy allows 2% power increase
  • Features fully machined crowns and valve reliefs
  • Has drilled oil drain backs and full floating wrist pins
  • Specially quench dome technology minimizes deterioration
  • Made entirely from 390 Hypereutectic alloy that weighs only 600 grams

Key Specs

MFG. Part #
Piston StyleDome
Piston MaterialHypereutectic Aluminum
Wrist Pin IncludedYes
Wrist Pin StylePress-Fit or Floating

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Keith Black Hypereutectic pistons are T-6 heat treated and offer reduced scuffing and improved durability over stock replacement pistons. They also allow you to run tighter clearances because of reduced thermal expansion, which means more race winning power.

  • 390 Hypereutectic alloy

  • Fully machined crowns and valve reliefs

  • Drilled oil drain backs

  • Full floating wrist pins

  • Triple wound spiral locks

  • Reflective alloy allows 2% power increase

  • Quench dome technology minimizes deterioration

  • Zero deck quench designs

  • 2.120" Intake and 1.880" Exhaust valve relief sizes

For Ford 302 c.i. (4.00" bore x 3.00" stroke). Use piston ring Style A (5/64", 5/64", 3/16").

Item Details

C/R 64cc: 10.0, C/R 69cc: 9.4
Bore and Stroke: 4.00" x 3.00"
Rod Length: 5.09" Ring Style: A



  • Pin Diameter:  .912"

CARB Warning

For race/ off road use only

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.


MFG. Part #
BrandKeith Black
Piston StyleDome
Piston MaterialHypereutectic Aluminum
Wrist Pin IncludedYes
Wrist Pin StylePress-Fit or Floating
Piston Diameter
Dome Height
Connecting Rod Length5.090"
Piston Weight600 grams
Piston Ring StyleA
Wrist Pin Diameter0.9120"
Wrist Pin Weight143 grams
Sold in QuantitySet