82021-4 Diamond Pistons Mitsubishi 4G63 EVO Forged Dish 85mm Bore

Fits 1999-2007 Mitsubishi EVO VI-IX - 4G63 Series, Bore 85mm, Stroke 100mm, Rod Length 5.905, Dish -16.5cc, Set of 4 Pistons and Rings, Made to order

$739.98

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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

Offset wrist pins provide quiet operation

Moly skirt coating for friction loss

Side Gas Ports for better ring seal

2618 forging for high hp/ boosted applications

Standard 1.0mm x 1.2mm x 2.8mm ring package

Premium 8620 wrist pins are included

Compression ratio figured for .040 head gasket @ 9.015 Deck

Top ring down from piston crown .325-.265" @ 1.020 C/D

Vavle pocket depth = .200" intake and .190" exhaust

Oversize valve pocket for larger than stock valves

Compression Ratio with 47cc Head: 9.0:1
No advertised piston weight
Made to order

Specifications

More Information
CNC Part Number	DRP-82021-4
Price	$739.98
Manufacturer's Part Number	82021-4
Brands	Diamond
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Mitsubishi 4G63
Bore Size	85.00mm
Crankshaft Stroke	3.937
Rod Length	5.905
Piston Type	Dish
Compression Height	1.135
Piston Material	2618 Forged
Piston Ring Size	1.0mm 1.2mm 2.8mm
Wrist Pin Size	0.866
Custom Notices	⚠ PROP 65 WARNING

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