Serpent 903630 - SL8 XLI Gearbox Housing for Cobra GT8 Race Upgrade  [SER903630]

Serpent SER903630 Gearbox Housing SL8 XLI
Price:
CAD$25.42
Brand:
Serpent
Model:
SER903630
Condition:
Brand New
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Serpent 903630 - SL8 XLI Gearbox Housing Overview

For racers who prioritise durability and precise operation, the Serpent 903630 - SL8 XLI Gearbox Housing for Cobra GT8 provides an upgraded option. Built for the Cobra GT8 and 977 EVO2 platforms, this housing is engineered to cope with repeated high-load use.

Reinforced Shell to Limit Flex

The updated housing incorporates a thicker outer shell to reduce deformation under torque and impact. That extra stiffness helps preserve gear alignment and consistent shifting across long race sessions.

Practical Performance Enhancements

  • High-Quality Bearings: NSK bearings are press-fit into the housing for precise rotation and minimal play.
  • Weight Management: Machined rills remove excess material and help dissipate heat during extended runs.
  • Service-Friendly Adjustment: Side access holes let you reset gearbox shoes quickly for different track conditions.

This housing is compatible with all SL8 XLi gearbox assemblies, making it a straightforward upgrade for Cobra GT8 and 977 EVO2 kit owners, and it is included in select new car kits and SL8 XLi 2-speed packages.

Yes. The Serpent 903630 housing is designed to fit SL8 XLi gearbox assemblies, so it will mount to older Cobra GT8 SL8 XLi setups that use the same gearbox layout.
The unit uses press-fit NSK bearings installed for smooth operation. If you plan to swap bearings, check press-fit tolerances and replace with matching NSK or equivalent spec bearings for best results.
Use the side-holes to access shoe screws and make small increments while checking engagement. Tighten and test under low load, then run a short trial to confirm correct engagement before full-speed use.

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