Product Summary

Dome Piston Style, Forged Aluminum Piston Material

  • Made from a durable, high ductility 2618 aluminum alloy
  • It is heat treated to high strength T-6 specifications for added durability
  • Comes fully machined with deep valve pockets
  • Features second land accumulator grooves and top land mini groove technology
  • Available in three sizes to custom fit your application
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Key Specs

MFG. Part #
Piston StyleDome
Piston MaterialForged Aluminum
Wrist Pin IncludedYes
Wrist Pin StylePress-Fit or Floating
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Need To Know

Quick and Easy Returns

Return Policy

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
  • Comp Height 5.7" Rod - 1.433
  • Comp Height 6.0" Rod - 1.13
  • Pin Diameter - 0.9272

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=11.0
Piston/Pin Weight: 573 g
Rod Length: 6"

Charts

Specs


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 #
BrandIcon Pistons
Piston StyleDome
Piston MaterialForged Aluminum
Wrist Pin IncludedYes
Wrist Pin StylePress-Fit or Floating
GENERAL
Piston Diameter
Dome Height.163"
Stroke3.750"
Connecting Rod Length6.000"
Piston Weight441 grams
Piston Ring StyleC
Wrist Pin Diameter0.9272"
Wrist Pin Weight132 grams
Top Ring Thickness1/16"
Second Ring Thickness1/16"
Oil Ring Thickness3/16"
Compression 58cc =14.1 : 1
Compression 64cc =12.9 : 1
Compression 76cc =11.0 : 1
GTIN Code
NotesWill work with Vortec heads.
Sold in QuantitySet

Ratings & Reviews

4.8

4 Reviews

Overall Assessment

Customers highly appreciate the product for its solid performance and excellent quality. They believe it's a very practical and functional item, specifically praising its usability in asphalt round track races. The product is being commended for material quality, with a strong emphasis on its robustness. Users noted it can self-assuredly manage high pressure during drag races. Many customers have returned to buy additional sets, indicating trust in this product compared to competitors. The satisfaction rating, based on the frequent racing wins reported, is significantly high.

4.8

4 reviews

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i would buy these again

4.0

11 months ago

evilrado

lincoln ne

Verified

there good pistons a bit heavy but should last a while

Would Recommend

Yes

5.0

4 years ago

Jerry

Chesapeake,Oh

Asphalt round track.........works great

Would Recommend

Definitely would buy again great quality

5.0

6 years ago

damion

Las vegas nv

Verified

great looking piston this is my second set of pistons from this company

Would Recommend

This is a tuff piece

5.0

10 years ago

The General 01

Kearney Ne.

I drag race this piston on pump gas & vortec heads. They can handle it. I am happy! Wins a lot of races.

Would Recommend

Showing 4 of 4 reviews

Questions & Answers

1 Question • 1 Answer

Is This a solid Dome piston?

by CHEATER123

• 2 years ago

1 answer

1 of 1 questions shown

Customer Impersonation Script