Serpent SER600706 2-speed Center Blocks SL8 XLI 811GT  [SER600706]

Already standard in the Cobra GT 3.0, but a nice optional for earlier Cobra GTs. The lighter 2-speed gearbox of the Viper 977, which need the new version Aluminum center blocks to be mounted.

To use the new 2-speed gearbox also the new type pinions on the clutchbell are needed SP-903646

SP-600706 2-speed center blocks SL8 XLI 811GT
SP-600716 2-speed set SL8 XLI 811GT