Suits: Datsun 510, 610, 710 etc, 240-260Z, Sylvia S11, S12, S13, S14, S15Based on a 71c model gearbox with 20mm wide gears All internals are new Fitted to a 71b homologated case - East African Safari legal

3 Ratio Sets are available Complete gearshift available as an option

Option 1 - Suits circuit racing - 1st 2.505, 2nd 1.76, 3rd 1.409, 4th 1.66, 5th 1.0

Option 2 - 1st 2.818, 2nd 1.973, 3rd 1.470, 4th 1.192, 5th 1.0

Option 3 - Most suitable for the Safari - 1st 3.321, 2nd 2.27, 3rd 1.601, 4th 1.24, 5th 1.0