11820 Diamond Pistons Chevy 400 Forged Nitrous Dome 4.155 Bore

Fits SB Chevy 400, Bore 4.155, Stroke 4.000, Rod Length 6.000, Dome 4.5cc, Set of 8 Pistons

$1,388.66

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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 Nitrous dome pistons designed for Small Block Chevy. Ratios are configured for .000"-.010 deck height @ 9.000". 1.250"-1.125" C.D. uses 1/16" x 1/16" x 3/16" ring package (Rings not Included), 1.062"-1.000" C.D. uses .043" x .1/16" x 3/16" ring package (Rings not Included) with added gas ports for maximum ring seal. Premium H-13 tool steel wrist pins are included. Gasket volume = 9.2cc, top ring down= .300" @ 1.250"-1.125" C.D. .250" @ 1.000" C.D., valve relief depths = .325" intake and .220" exhaust.

Compression Ratio with 64cc Heads 13.8:1
Compression Ratio with 70cc Heads 12.8:1
Advertised piston weight 500 grams

Specifications

More Information
CNC Part Number	DRP-11820
Price	$1,388.66
Manufacturer's Part Number	11820
Brands	Diamond
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chevy SB
Bore Size	4.155
Crankshaft Stroke	4.000
Rod Length	6.000
Piston Type	Dome
Compression Height	1.000
Piston Material	2618 Forged
Piston Ring Size	.043 .043 3/16
Wrist Pin Size	0.927
Custom Notices	⚠ PROP 65 WARNING

Upsell Products

PART #: DRP-09244155
09244155 Diamond Pro Select Piston Rings 4.155 Bore, .043 .043 3/16
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