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air jet

Started by kramdua, February 09, 2023, 04:38:32 PM

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kramdua

February 09, 2023, 04:38:32 PM
does anyone know what the stock air jet diameter was before drilling for the 2.0 air jet in the dave mods. rd350b.
vm28's.
thanks,
8 year absent.
back in action.
virginia.

m in sc

#1
February 09, 2023, 05:01:39 PM
pretty sure on 350s its .7mm, and .5? on 400s. but i could be wrong.

SoCal250

#2
February 09, 2023, 05:02:01 PM
Factory Service Data for the RD350B shows: Air Jet = 0.6
RD350A = 0.5
RD250A = 0.5
RD250B = 0.5
75 Yamaha RD125B   75 Yamaha RD125B (project)
75 Yamaha RD250B   75 Yamaha RD200B (project)
73 Yamaha RD350     77 Yamaha RD400D   79 Yamaha RD400F  
91 Yamaha TZR250R  89 Yamaha FZR400   05 Yamaha FZ6   
05 Yamaha XT225TC  82 Honda MB5  02 Aprilia RS250 Cup (sold)

kramdua

#3
February 09, 2023, 05:54:16 PM
thanks for the info. i appreciate it.
8 year absent.
back in action.
virginia.
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