Brand
HKS
Compatibility
R32 GTR BNR32
R33 GTR BCNR33
R34 GTR BNR34
Stagea 260RS
OEM Part Number
21004-AN020
Specifications
| HKS 2.8L KIT | Stock | |
|---|---|---|
| Bore | 87.0mm | 86.0mm |
| Stroke | 77.7mm | 73.7mm |
| Compression Ration (t=1.2) | 8.7 | – |
| Max RPM | 9,000rpm | 7,600rpm |
| Displacement | 2,771cc | 2,568cc |
Lightweight and reinforced parts for ultimate high response
(1) Piston Kit, Piston weight:324g
- Lightweight A2618 aluminum alloy billet piston with high temperature strength
- Billet parts with lightweight design
- Improved structural rigidity with Bridge construction
- 2 layers of molybdenum coating to eliminate friction and improve initial functionality of the whole system.
- Short piston pit with lightweight boss part.
- Φ22 Piston pin with improved torsion rigidity
- Utilizing shortened pin allows to avoid excessive weight while switching from smaller φ21mm one.
(2) 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
(3) Connecting rods
- Nickel Chrome Steel Billet H-Beam Connecting rods.
- Φ22 Piston Pin
- WPC treatment to improve strength
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