How To Shim a Lambretta Gearbox

http://www.pistonported.com Everything you need to know about shimming a Lambretta gearbox. This is the same process for all Series 1-3 and GP/DL models except the TV175 series 1 model. Math is as follows: Shim width + measured gap = total space between gearbox endplate and 1st gear Total Space - Desired Gap = Max Shim Width (desired shim) Total Space - Maximum Gap = Minimum Shim Width Specs: 4 Speed .07mm-.30mm 5 Speed (RLC Cyclone and Crimaz) .05mm-.25mm www.pistonported.com