How to check valve clearances on YAMAHA MR-1 Jet ski Engine

Yamaha MR1 FX FXHO VX V1 VX110 FX140 1052cc 998cc Motor valve adjustment. Jetski 4 stroke To adjust valves you have to remove camshafts (risk of messing up timing) and put different size shim under each bucket if the clearance is off. I've done this many times so it's fairly easy process, I can give you some guidance if you you reach out.