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View Full Version : i may have a jetting problem...



Tommy 17
12-21-2001, 08:33 PM
ok i am currently running a 160 main and a 40 pilot wit the mods listed below and when i first hit the gas it seems to bog out just a little bit. the temp is 25 to 30 when i ride it and its only started to do this latly when its been this cold... i use to ride it in 60 and it ran fine. should i rejet it or live wit it till it warms up bc its not that bad it just bogs alittle bit... can i just turn the air screw to help me out some...

Chef
12-21-2001, 10:17 PM
Your only running a 160? with the stock carb? i was running a 160 with a slip on and a k&n filter...jump to a 170 main and see what happens...

Sandragggen
12-22-2001, 01:24 AM
At 700' above sea level with ported 440 I run 178 main ,42 pilot, 2.5 turns out 3rd clip open airbox stock air filter no choke plate on stock carb with a full DMC at 40°+. 180 main with K&N outerwear. They are all different. Colder weather will require larger jets.

Chef
12-22-2001, 10:02 AM
With an FCR, a fully ported and polished 440 that was recently stroked, and larger intake valves, im running a 200 main right now, and its an average of 40 right now

Wheelie
12-22-2001, 10:07 AM
Step up to a 42pj and 162mj and see how it runs.

Have you moved the clip on the needle, or is it in the stock position?

Tommy 17
12-22-2001, 04:46 PM
i took it up the guy and he put in a 42 pilot and a 165 main i took it home today ran it and it bogged out shut off back fired and ran like a total piece of ****... took it back up ran a 42 pilot, 162 main and it ran alittle better but still not as good as what i had... the needle is in stock postion...