Dellorto PHM 40mm Pumper Carb Set CEV Switch # 8053, NOS Dellorto UB 20-24mm Throttle Slide, # 80 $64.95 Short Plastic Velocity Stack, PHF 30-36mm $12.95 Dellorto Throttle Return Spring, UA & MA 13-19mm $8.95 Dellorto UA & UB Adjustable Main Jet, 14- 24mm $64.95 Throttle Cable Ends, Universal $8.95