Serpent 903390 Centax Ultra Clutch Set - Track Ready Clutch  [SER903390]

Serpent SER903390 Centax set Ultra 1/8
Price:
AUD$146.28
Brand:
Serpent
Model:
SER903390
Condition:
Brand New
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Engineered Clutch Solution for 1/8 Scale Models

The Serpent 903390 Centax Ultra Clutch Set offers a track-focused clutch upgrade for 1/8 scale rigs. Combining an aluminium clutch-bell with an XP clutch shoe and machined carbon flyweights, the set reduces inertia for snappier throttle response and better launch control.

Lightweight Components, Steady Output

By using lightweight aluminium and precision carbon parts, the Centax Ultra keeps the clutch assembly nimble without sacrificing durability. The aluminium bell helps dissipate heat while the machined carbon flyweights deliver uniform engagement and predictable throttle behaviour.

Installation and Chassis Notes

Designed to fit the Serpent 966 chassis, installation follows familiar Centax-2 procedures. Users should verify bell alignment and shoe clearance during the first run-in to ensure consistent engagement and to avoid premature wear.

Specifications

  • Material: Aluminum clutch-bell, machined carbon flyweights
  • Compatibility: 1/8 scale Serpent 966
  • Includes: Complete clutch set with XP clutch shoe

The Serpent 903390 Centax Ultra Clutch Set is a sensible upgrade for tuners and racers aiming for a lighter, more responsive clutch that stands up to race conditions.

Basic RC tools are sufficient for installation, though a torque driver and feeler gauges help with accurate bell alignment and shoe clearance adjustments.
The reduced rotating mass and precise flyweight profile give a sharper, more immediate engagement, which can improve starts and mid-corner throttle control when tuned correctly.
A short break-in with progressive throttle is recommended to seat the XP shoe against the bell and to stabilise engagement; monitor temperatures and adjust as needed.

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