20025 Diamond Pistons BB Chevy Forged Dome 4.530 Bore

Fits BB Chevy, Bore 4.530, Stroke 4.750, Rod Length 6.700, Dome 45cc, Set of 8 Pistons

$1,197.72

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⚠ PROP 65 WARNING

⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to www.P65Warnings.ca.gov.

Description

Diamond Pistons are some of the best aftermarket pistons on the market. Trust your new engine with a set of Diamond Pistons

Designed for use with most 24/26 degree cylinder heads

Vertical gas ports for maximum ring seal

Inboard forging design for maximum strength

Suitable for small to medium nitrous applications

Moly skirt coating included

Premium .043 x .043 x 3/16" Total Seal AP ring package available.

Premium Trend H-13.185" wall tool steel wrist pins included

Top Ring down = .290" - .300"

Accommodates a maximum intake valve size of 2.350" and exhaust valve size of 1.900"

Valve relief depth= .325" intake and -.120" exhaust

Compression Ratio with 112cc Heads 16.6:1
Compression Ratio with 118cc Heads 15.5:1
Compression Ratio with 124cc Heads 14.6:1
Call for piston weight.

Specifications

More Information
CNC Part Number	DRP-20025
Price	$1,197.72
Manufacturer's Part Number	20025
Brands	Diamond
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chevy BB
Bore Size	4.530
Crankshaft Stroke	4.750
Rod Length	6.700
Piston Type	Dome
Compression Height	1.120
Piston Material	2618 Forged
Piston Ring Size	.043 .043 3/16
Wrist Pin Size	0.990
Custom Notices	⚠ PROP 65 WARNING

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