The carbs are the easy part! Finding the boots to mount them is where the fun starts. Any PJ motorcross carbs will work with the right jetting or you can go straight to Kehin. From what I'm told the boots are as rare as gold. Good luck!!! I found mine on E bay.
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1995 A kit TZ 250
1994 Rothmans NSR 300sp SOLD
1998 RM 250 freestyle/motorcross
1998 Meathanol burning CR 500 AF super retard/motorcross/sand dunes/play bike