Upper Bevel Housing Shim - Various Sizes

- Essential when rebuilding your engine to ensure that the upper vertical bevel gear has the correct backlash and position in relation to the camshaft bevel gear, these upper bevel shims fit between the cambox shell casting and the upper bevel housing - Fitted in conjunction with the camshaft bevel gear shim, the ideal positioning is acheved when the gears are in line and there is a just perceptable gap (backlash) between teeth. - Available in the following 5 sizes : 0.002"/0.004"/0.008"/0.016"/0.023". - Note: if buying individual shims, please state size when you place the online order, thanks. Update Feb 2015: Now back in stock again