Capacity upgrade kit brings the best of tuning to the legendary inline 6 and focuses on engine response and pleasure of driving.

Includes Piston Kit, Connecting Rods and Crankshaft.

Features:

Piston Kit, Piston weight:324g
Lightweight A2618 aluminum alloy billet piston with high temperature strength.
Billet parts with lightweight design.
Improved structural rigidity with Truss construction.
2-layers of molybdenum coating to eliminate friction and improve initial functionality of the whole system.
Short piston pit with lightweight boss part.
Phi of 22 Piston pin with improved torsion rigidity.
Utilizing shortened pin allows to avoid excessive weight while switching from smaller ⌀21mm one.
Crankshaft Stroke 77.7mm
Billet full counter crankshaft.
Counterweights are efficiently located to decrease overall weight and improve overall balance.
Maximum output capacity is decreased to 700 hp in favor of improved response of the engine, possible thanks to minimized to the limits counterweights.
Connecting rods -
Nickel Chrome Steel Billet H-Beam Connecting rods.
Phi of 22 Piston Pin.
WPC treatment to improve strength.
JAN Code: 4957266630198

Fitment:

Nissan Skyline GT-R 1989-2002
Model Code: RB26DETT

Notes:

Boring Honing is required.
Full Flow is not required.

Other Part Numbers:
HKS #hks21004-AN020

Proposition 65

$/!\ warning$ WARNING: Cancer and Reproductive Harm

https://www.P65Warnings.ca.gov

Make Vehicle	Model	Year
1989-1994 Nissan Skyline R32	Skyline R32	1989-1994
1995-1998 Nissan Skyline R33	Skyline R33	1995-1998
1999-2002 Nissan Skyline R34	Skyline R34	1999-2002

Since its beginning, HKS has been committed to providing well-integrated, reliable,and environmentally sound performance systems. Mr. Hasegawa's strong leadership, engineering genius, creativity and willingness to listen to customers are the pillars of the company's success. Monitoring consumer reaction and input on issues pertaining to material quality, external appearance, sound quality, and of course, performance, HKS stays in tune with automotive enthusiasts' needs. Moreover, HKS' products are designed to be user friendly for easy installation.

Warranty for Exhaust System

HKS provides a warranty to the original purchaser of HKS exhaust systems against defects in materials and workmanship for a period of one year. The warranty applies only for vehicle specific exhaust systems. Other products such as metal catalyzers, front pipes, exhaust manifolds, and center pipes are not covered.

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