View Full Version : hmf jetting
washington450
04-07-2004, 10:19 PM
I'm goin to run a hmf pipe with the air box lid removed. I was wonderin for you that have one what did you use for a jet. And did you do anything with air fule mixture screw
twisted threads
04-08-2004, 03:45 AM
Do you have a full system or just a slip on?
HMF Jetting specs:
stock jet: 118
Slip On jet:124
Slip On with breather holes:155
Slip On with no air box lid:180
Hope this help you out man!:) Have fun!
kbass24emtp
04-08-2004, 12:10 PM
I have the full system. Just got done jetting the carb. I have a 195 main, stock pilot, and air fuel mix screw in factory location. I also have the HRC kit.
washington450
04-08-2004, 08:02 PM
I'm plaining on going with the full system
Motoman440
04-08-2004, 08:24 PM
Originally posted by washington450
I'm goin to run a hmf pipe with the air box lid removed. I was wonderin for you that have one what did you use for a jet. And did you do anything with air fule mixture screw
Go to www.hmfengineering.com and check out the jetting instructions. Should answer your questions.
dn1911
04-11-2004, 01:29 PM
full system with no airbox lid we ended up with a 185 main moved the needle a postion or two and cranked the mixture screw out a little.
i'm running an open box full HMF Ballance Pro with a high flow filter
it put 36 ponies to the rear wheels and power band was alot smoother
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