【RB25DET】GReddy Forged Piston Kit by OS Giken 86.5φ
Product features
•Achieving ‘high sealing performance’ to prevent combustion pressure loss, ‘low friction’ for smooth up and down movement, and ‘high durability’ to dissipate piston heat. We have created a ‘high-durability piston with low power loss’ by refining its durability.
•The top land features 4 grooves, enhancing sealing performance through the labyrinth effect. This forged piston is designed for high-rpm and high-output applications.
(Recommended piston clearance: 0.05mm)
spec
- High-silicon type forged aluminum alloy A4032 (Made in Japan)
- The crown shape is the same as OEM, compatible with high-lift cams, with a recess 1mm deeper than OEM. The compression ratio is equivalent to OEM.
- Laser-marked with GReddy by OS GIKEN logo serial number
- Design specifications Piston diameter: 86.45mm Weight: 388g Crown volume: -6.73cc
- MANLEY connecting rod set (forged 4340 steel H-beam) is included.
≪Included Items≫
- Piston body
- Connecting rod body (when set)
- Piston rings (Ring size T: 1.5 S: 1.5 O: 2.8)
- Piston pin
- Circlips
[Compatible Engine Model]RB25DET NEO Straight 6
[Piston Kit]
TRUST CODE : 13526605
JAN CODE : 4991995664581
Price including tax ¥173,800 [Price excluding tax ¥158,000]
[Piston + Connecting Rod Set]
TRUST CODE : 13526705
JAN CODE : 4991995664598
Price including tax ¥300,300 [Price excluding tax ¥273,000]
