Keith Black KB253KTM.020 Pistons 4.020 in. Chevy 383 Flat Top

Name: Keith Black KB253KTM.020 Pistons 4.020 in. Chevy 383 Flat Top
Brand: Keith Black
SKU: 474253K-M-020
Price: 574.4 USD
Availability: InStock

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Coating:

Moly

Ductile Iron

Oversize:

020

030 040 060

$574.40

/set

Factory Shipped

$709.14

Save $134.74

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Key Specs

MFG. Part #	KB253KTM.020
Piston Style	Flat Top w/ 2 valve reliefs
Piston Material	Hypereutectic Aluminum
Wrist Pin Included	Yes
Wrist Pin Style	Press-Fit or Floating

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Keith Black KB253KTM.020 Details

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Installation Instructions (Keith Black)

CARB Warning

For race/ off road use only

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. 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 Prop 65

CARB warning

Keith Black KB253KTM.020 Specifications

KEY SPECS
MFG. Part #	KB253KTM.020
Brand	Keith Black
Piston Style	Flat Top w/ 2 valve reliefs
Piston Material	Hypereutectic Aluminum
Wrist Pin Included	Yes
Wrist Pin Style	Press-Fit or Floating

GENERAL
Stroke	3.75"
Connecting Rod Length	5.700"
Wrist Pin Diameter	0.927"
Piston Rings Included	Yes
Top Ring Thickness	1/16"
Second Ring Thickness	1/16"
Oil Ring Thickness	3/16"
Compression 58cc =	11.7 : 1
Compression 64cc =	10.9 : 1
Compression 76cc =	9.6 : 1
Engine Displacement	383 cu. in.
Bore Size	4.020"
Compression Height	1.433"
Piston Head Volume	7

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