Product Summary

377, 400, Dish Piston Style, 4.125" Piston Diameter

    Key Specs

    MFG. Part #IC761.STD
    Piston StyleDish
    Piston MaterialForged Aluminum
    Wrist Pin IncludedYes
    Wrist Pin StylePress-Fit or Floating

    Need To Know

    This Product Will Ship Free

    Shipping Policies & FAQs

    Quick and Easy Returns

    Return Policy

    Icon Pistons IC761.STD Details

    We have been selling Keith Black pistons for years and now offer their premium new generation Icon forged pistons. Starting with 2618 alloy heat treated to high-strength T-6 specifications, these give you the best value for the money. Exclusive V-ribs add strength without adding weight and allow maximum cooling capacity.

    For Chevy 377 c.i. (4.125" bore x 3.48" stroke). Use Style C piston rings (1/16", 1/16", 3/16").

    • High ductility 2618 alloy
    • Dual forced pin oiling on most applications
    • Lateral gas porting on higher compression ratios
    • Fully machined with deep valve pockets
    • Second land accumulator grooves
    • Top land mini groove technology
    • Diamond finished skirts
    • Triple wound spiral locks

    Item Details

    C/R 58cc=10.4, 64cc=9.8, 76cc=8.7
    Piston Weight: 541 g.
    Rod Length: 5.7"



    • Comp Height 5.7" Rod -  1.561
    • 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.

    Icon Pistons IC761.STD Specifications

    MFG. Part #IC761.STD
    BrandIcon Pistons
    Piston StyleDish
    Piston MaterialForged Aluminum
    Wrist Pin IncludedYes
    Wrist Pin StylePress-Fit or Floating
    Piston Diameter4.125"
    Connecting Rod Length5.700"
    Piston Weight541 grams
    Piston Ring StyleC
    Wrist Pin Diameter0.9272"
    Wrist Pin Weight132 grams
    Compression 58cc =10.4 : 1
    Compression 64cc =9.8 : 1
    Compression 76cc =8.7 : 1
    GTIN Code800745105066
    Sold in QuantitySet