12722 Diamond Pistons BB Chevy 24/26° Forged Nitrous Dome 4.500 Bore

Fits BB Chevy, Bore 4.500, Stroke 4.750, Rod Length 6.700, Dome 34cc, Set of 8 Pistons, Made to order

$1,484.14

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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.

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Description

Diamond Nitrous Dome Pistons are designed for use with most open chamber 24 and 26 Degree heads. Designed for large nitrous kits. .043 1/16 3/16 ring land with added gas ports for better ring seal. Premium H-13 Tool steel wrist pins included. Compression Ratios figured for .010" to .012" deck height @ 9.800", gasket volume = 11.3cc, top ring down from piston crown .325". Valve relief depths .322" intake and .100" exhaust. Designed for 2.350" diameter intake and 1.950" exhaust valves.

Compression Ratio with 112cc Heads 14.5:1
Compression Ratio with 118cc Heads 13.7:1
No advertised piston weight
Made to order

Specifications

More Information
CNC Part Number	DRP-12722
Price	$1,484.14
Sold As	Set
Manufacturer's Part Number	12722
Brands	Diamond
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chevy BB
Bore Size	4.500
Crankshaft Stroke	4.750
Rod Length	6.700
Piston Type	Dome
Compression Height	1.120
Piston Material	2618 Forged
Piston Ring Size	.043 1/16 3/16
Wrist Pin Size	0.990
Custom Notices	⚠ PROP 65 WARNING

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