$173 Off

Icon Chevy 383 Forged Pistons, Flat Top, 6.0 Rod

$173 Off

Keith Black

#474718

Icon Chevy 383 Forged Pistons, Flat Top, 6.0 Rod

Features fully machined with deep valve pockets
Has lateral gas porting on higher compression ratios
Specially designed for the Chevy 383 c.i. (4.000" bore x 3.75" stroke) engines

Size:

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$736.51

In Stock

$909.27

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Product Summary

Flat Top w/ 2 valve reliefs Piston Style, 3.750" Stroke

Features fully machined with deep valve pockets
Has lateral gas porting on higher compression ratios
Specially designed for the Chevy 383 c.i. (4.000" bore x 3.75" stroke) engines
The exclusive V-rib adds strength without adding weight but allows maximum cooling
Made from 2618 aluminum alloy that is then heat treated to high strength T-6 specifications

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Key Specs

MFG. Part #	Select Size
Piston Style	Flat Top w/ 2 valve reliefs
Piston Material	Forged Aluminum
Wrist Pin Included	Yes
Wrist Pin Style	Press-Fit or Floating

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Details

Formerly KB Forged Pistons. Starting with 2618 alloy heat treated to high strength T-6 specifications, these give you the best value for your money. Exclusive V-rib adds strength without adding weight but allows maximum cooling.

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

For Chevy 383 c.i. (4.000" bore x 3.75" stroke). Use Style C rings (1/16", 1/16", 3/16").

Item Details

C/R 58cc=12.0, 64cc=11.1, 76cc=9.8
Piston/Pin Weight: 542 g
Rod Length: 6"

Charts

Forged Pistons Installation Instructions (PDF)

Ring Style Chart (GIF)

Specs

Guides & Documents

Pistons Installation Instructions (474718)

Pistons Technical Information (474718)

Installation Instructions (Keith Black)

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.

CA WARNING:

Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov

CARB warning

Specifications

KEY SPECS
MFG. Part #	Select Size to see
Brand	Keith Black
Piston Style	Flat Top w/ 2 valve reliefs
Piston Material	Forged Aluminum
Wrist Pin Included	Yes
Wrist Pin Style	Press-Fit or Floating

GENERAL
Piston Diameter	Select Size to see
Stroke	3.750"
Connecting Rod Length	6.000"
Piston Weight	410 grams
Piston Ring Style	C
Wrist Pin Diameter	0.9272"
Wrist Pin Weight	132 grams
Top Ring Thickness	1/16"
Second Ring Thickness	1/16"
Oil Ring Thickness	3/16"
Compression 58cc =	12.0 : 1
Compression 64cc =	11.1 : 1
Compression 76cc =	9.8 : 1
GTIN Code	Select Size to see
Sold in Quantity	Set

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Questions & Answers

1 Question • 1 Answer

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compression height?

by wayne

• 2 years ago

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