RB Designs LLC
Machine Shop Services ~ Motorcycle ~ ATV ~ PWC ~ Small Engine ~ Custom Parts Machining
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Crank Rebuilding
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Payment & Shipping
Machine Shop
Speciality Items
Carb Mods
Head Mods
Cylinder Boring
KX, RM, YZ 250 PWK
TPS/PJ Carb Mods
You will experience better throttle control and feel throughout the RPM range with "great low end responce" and more power. Jetting and fine tuning is a breeze with our Divider-Plate, Bore and circuitry mods with more over all power, making your carb tuning eaiser and more predictable.
Our Recommended mods are:
$170.00 = Bore carb to 39 mm, Install our Divider-Plate, circuitry mods and slide mod 
$160.00 = Bore carb to 39 mm, Install our Divider-Plate, circuitry mods (no slide mod)
$  16.00 = Slide Mod only

$ 18.00 = Return shipping and handling and insurance in USA
ACCESSORIES for your carb mod
Payment and Shipping Instructions
Please feel free to Contact Us for more information.
Please Note! This is not a carb cleaning service. Please remove all hoses (do not send). Make sure the carb is clean with no dirt and it is gas free.