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Product Summary

  • Specifically designed for the Small Block Chevy V8 engine
  • Features a hypereutectic aluminum construction
  • Includes coated skirts and wrist pin lockrings
  • Can be used with either press fit or floating wrist pins (lockrings included)q
  • Available in 030, 040, and 060 oversize to custom match your application

Key Specs

MFG. Part #
BrandKeith Black

Need To Know

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Details

These Keith Black economy (also known as economy pistons) feature coated skirts, wrist pin lockrings and T-5 hypereutectic construction. Can be used with either press fit or floating wrist pins (wrist pin and lockrings included).

For Chevy 350 c.i. (4.000" bore x 3.48" stroke). Does not include piston ring set. Use 5/64", 5/64", 3/16" piston rings (Ring Style A).

Item Details

C/R 58cc=13.9, 64cc=12.7, 76cc=10.8
Piston/Pin Weight: 772 g
Rod Length: 5.7"

Charts

Specs

  • Comp Height 5.7" Rod -  1.565
  • Comp Height 6.0" Rod -  1.265
  • Pin Diameter -  0.9272

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

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, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. 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.

Specifications

KEY SPECS
MFG. Part #
BrandKeith Black
GENERAL
Piston StyleDome
Piston MaterialHypereutectic Aluminum
Piston Diameter
Dome Height.275"
Stroke3.480"
Connecting Rod Length5.700"
Piston Weight772 grams
Piston Ring StyleA
Wrist Pin Diameter0.9272"
Compression 58cc =13.9 : 1
Compression 64cc =12.7 : 1
Compression 76cc =10.8 : 1
GTIN Code
Sold in QuantitySet