re help me adjust my tappits christopher g karras cgkarras world std com wrote if this is the same as adjusting the shims between cam and valve i have the same question do you buy a full set of shims before starting the adjustment process or do you calculate the shims you need and then run off to the dealer in the cage to see if the right shims are in stock obviously the latter would be cheaper what do shims cost but are measurements of the shim need reliable enough to buy only the indicated shims only buy what you need it would cost a lot to buy a full set and you won t ever use most of them i have had good luck with the calculation method i have never had to change more than one size increment at a time i never needed a change larger than the next size up down usually down they cost a few each for a yamaha frank ball ur m frankb sad hp com work hewlett packard fax home valley house drive it xt seca f pl rohnert park ca kc wug law ama dod i m the nra
