Vmax 700 psi jetting and clutching

[98_vmax700]

I ended up getting some psi pipes and I am having a hard time finding any Info on jetting and clutching I am running at +600 elevation

 

[MrSled]

Have you looked here.

TOTALLYAMAHA TUNING PAGE

 

[MURDER YAMAHA]

I may have some info, are they end dumps?

 

[MrSled]

I may have some info, are they end dumps?

PSI not Power Inc.

 

[MURDER YAMAHA]

My bad.
My reading comp. Skills have always been fairly low…lol

 

[98_vmax700]

Have you looked here.

TOTALLYAMAHA TUNING PAGE

Yeah I don’t see anything about psi pipes there

 

[yammy]

I ended up getting some psi pipes and I am having a hard time finding any Info on jetting and clutching I am running at +600 elevation

stock pilots (45)
fuel screws - 3 turns out
stock slides
stock nozzles
needle- 3rd/ 4th/ 4th/ pos.
main jet- 142.5/ 142.5/ 142.5.
pto/ mid/ mag./

all i have for clutching is for the short coverI
stock weights-(8ch 42.5 grams)
stock sec. spring (green)
sec.cam (52/42)
sec. setting ( 6-1)
shift out-9100 rpm
primary is a special psi spring- green. you'll have to figure that out . i dont know what its rate is. also 8ca wieghts work well with this setup
also 15 mm clutch rollers

 

[Ski-B]

The old Green primary spring was a Arctic cat Hex clutch spring. You might be able to find one on ebay.