Tomei Nissan Silvia S13, S14 & S15 (88-02) SR20DET Ball Bearing BX7960 Turbocharger Kit with Billet Actuator

The Tomei TB403A-NS08A is engineered for serious performance in the Nissan SR20DET platform. This turbocharger features a multi-range billet actuator that allows for precise boost control and tuning flexibility.

Multi-Range Billet Actuator
Constructed from reinforced forged billet, the actuator is designed to handle high-performance applications with reliability. It includes six interchangeable springs, enabling fine-tuning of boost levels. The swivel-type nipple facilitates optimal hose routing, enhancing installation ease.

Billet Compressor Wheel
The TB403A-NS08A boasts a newly designed billet compressor wheel that significantly outperforms traditional cast wheels. Made from aerospace-grade materials, this lightweight compressor wheel features thinner blades and a larger surface area, resulting in improved airflow and quicker turbo spool.

Specifications
Model: Nissan SR20DET
Target HP: 40 HP
Bearing Type: Ball Bearing
Initial Boost Setting: 1 kgf/cm
Compressor Wheel:
IND(mm): 52
EXD(mm): 68
Trim: 6
Blades: 6
Material: A261
Production: CNC Billet
Turbine Wheel:
EXD(mm): 54
IND(mm): 61
Trim: 7
Material: K41
Production: Cast
Compressor Housing:
IND(mm): 53
EXD(mm): 38.7
A/R: 0.62
Turbine Housing:
IND(mm): T2
EXD(mm): SR20DE
A/R: 0.57

Fitment
Nissan Silvia 13 (1988-1994)
Nissan Silvia 14 (1995-1998)
Nissan Silvia 15 (1999-2002)
Nissan 180SX (1989-1999)