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View Full Version : predator 90 jet size???



05predator90
05-25-2008, 08:27 PM
Was wondering what the factory main and pilot jet sizes were with the predator 90 factory Mikuni VM16 carb is. Having problems with running lean so i was going to up the jet sizes.

Thanks

oldschool327
05-29-2008, 12:51 AM
The Main Jet is a 82.5

duhameister
09-03-2008, 09:43 PM
A polaris mech. told me that the 90's were built to run almost up 100 to 1 ratio. I removed my oil injection, mixed 32:1 now and it's jetted 155 main and runs awesome.

2004 predator 90
Hetrick cdi
fmf pipe
K&N off the carb