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#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
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$580.99
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$721.99
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Product Summary
383, Flat Top w/ 2 valve reliefs Piston Style
- 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
Specs
CARB Warning
For race/ off road use or for use on pre-1966 vehicles.
CARB Warning
For race/ off road use or for use on pre-1966 vehicles.
Specifications
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 | |
Speedway Motors Catalog Part # | 474-718 |
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 |
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 |