Tamiya 53738 OP-738 Hard Racing Clutch Spring - Precision Spare  [53738]

Tamiya 53738 - Racing Clutch Spring (Hard) OP-738
Price:
CAD$4.34
Brand:
Tamiya
Model:
53738
GTIN:
4950344537389
Condition:
Brand New
Available in warehouse
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Tune Clutch Engagement for Racing

The Tamiya 53738 - Racing Clutch Spring (Hard) OP-738 gives racers a firmer spring option to fine tune clutch engagement timing, helping deliver crisper throttle response and more consistent power delivery in timed runs or club races.

Role and Fitment

Made for Tamiya models, this hard clutch spring suits drivers who need a more positive clutch bite under load. Adjusting to a harder spring can reduce slippage on acceleration and improve lap consistency when matched to the right clutch shoes and gearing.

Fitting and Care Tips

Before fitting the Tamiya Racing Clutch Spring, clean the clutch housing and inspect shoes for wear. Test engagement on a bench and recheck after a few runs. Replace the spring if it loses tension or shows deformation to keep performance reliable.

It fits many Tamiya clutch layouts, but check your clutch geometry and shoe style first. Older kits with similar clutch assemblies often accept this spring, but confirm dimensions before fitting.
A harder spring typically increases engagement RPM and reduces slip on hard acceleration. That can give tighter launches but may make low speed modulation trickier, so tune with gearing and throttle control.
Start with baseline gearing and run a few short laps to observe engagement. If the car bogs or stalls, try softer springs or raise idle with the throttle trim. Keep a log of changes to reproduce good setups.

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