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#474737
Icon Chevy 383 Forged Pistons, .163 Dome, 5.7 Rod
$580.99
set
In Stock
$721.99
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Product Summary
383, Dome Piston Style, Forged Aluminum Piston Material
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Key Specs
MFG. Part # | Select Size |
Piston Style | Dome |
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). Will work with Vortec cylinder heads. Use Style C rings (1/16", 1/16", 3/16").
Item Details
C/R 58cc=14.1, 64cc=12.9, 76cc=11.0Piston/Pin Weight: 658 g
Rod Length: 5.7"
Charts
474-737 Instructions (PDF)
Ring Style Chart (GIF)
Specs
- Comp Height 5.7" Rod - 1.433
- Comp Height 6.0" Rod - 1.13
- Pin Diameter - 0.9272
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 | Icon Pistons |
Piston Style | Dome |
Piston Material | Forged Aluminum |
Wrist Pin Included | Yes |
Wrist Pin Style | Press-Fit or Floating |
GENERAL | |
Speedway Motors Catalog Part # | 474-737 |
Piston Diameter | Select Size to see |
Dome Height | .163" |
Stroke | 3.750" |
Connecting Rod Length | 5.700" |
Piston Weight | 526 grams |
Piston Ring Style | C |
Wrist Pin Diameter | 0.9272" |
Wrist Pin Weight | 132 grams |
Compression 58cc = | 14.1 : 1 |
Compression 64cc = | 12.9 : 1 |
Compression 76cc = | 11.0 : 1 |
GTIN Code | Select Size to see |
Sold in Quantity | Set |