i have 86 125x4 two carbs, did carb clean last week because of hesitation at wot, also hard to start after sitting for a while on the water, cleaning did not help problem, took carbs apart today checked needel & seat top carb leaking just a little Big question i have pressed in seats needle doesnot have small holding clip can seat be replaced or not, if can where can i get them or do i just replace needle. THANKS