Originally Posted by
deadmancourt
im breaking in another GX5R and so far im past the break in but kept all the shims in and have run 2 FULL races with the break in shim in and am going to run 1 more race to make sure its ready and then i will remove the break in shim and 1 more copper shim!...this is how i have done 3 gx5r motors so far for me and my teamates and they run GREAT!
so after break in, how many shims you leave in? someone said that the gx motors come with 1 thick and 1 thin and one break in shim, after break in you take break in shim out and also another thin shim just leaving one thick shim in, to many shims in this question, sorry....lol