Ross Performance Parts Harmonic Damper Nissan RB25DET R33 GTST
Ross Performance Parts Harmonic Damper Nissan RB25DET R33 GTST
Overview
Ross Performance Parts Nissan RB25DET R33 Harmonic Damper provides upgraded torsional-vibration control together with an integrated crank-trigger solution for high-performance RB25 applications.
Key Features
- Integrated crank-trigger architecture
- Precision EDM-cut trigger profiles for accurate crank-speed data
- Ross Tuffbond bonded elastomer construction
- High-performance damping mass design
- 360-degree laser-etched timing marks
- Black finish with grade 10.9 or better hardware
- SFI 18.1 compliant
- Provision for Ross dry-sump drive-adaptor integration
Available BBT Variants
- Metal Jacket 400–800 hp, OEM-style pulley arrangement, integrated 12-tooth trigger — 306201-12T
- Race Series 500–1000 hp, integrated 12-tooth trigger — 306501-12T
- Gold Series 1000+ hp, integrated 12-tooth trigger — 306501GOLD-12T
Series Selection
Metal Jacket is the more road-oriented OEM-replacement style option. Race Series and Gold Series are intended for increasingly demanding competition / high-output applications and are serviceable. Ross notes that Race Series and Gold Series dampers do not provide for crank-driven air conditioning.
Fitment
Nissan RB25DET R33 GTST application. Confirm the exact engine and accessory-drive configuration before ordering.
Supplier
Ross Performance Parts
BBT Support
Built by Boost & Tune can assist with damper selection, crank-trigger integration, installation and ECU setup.