For four-stroke bikes, our jetting specs are for premium pump gas at 0-1500 ft altitude at 70-85 degrees temperature. 1.5. Close Idle. CR500R.
The Honda CR500 was the most powerful motocross bike the company had ever built Below, we get the full story from Simon the build. CR500-Based LM#5: In the Builder's...
A Honda mechanic stated that the bikes were being run on a blend of pump gas and Honda HP2 premix instead of the race gas used for past new model intros. The engine carburated cleanly and throttle response was fairly crisp with what will basically be stock jetting. We experienced no bog or hesitation when the motor was under load.
Jetting has SO many variables, that all anyone on here will be able to give you are rough suggestions. From what I've done on mine, and assuming you are on a stock bore , mild compression, and perhaps an aftermarket pipe, I would think that a 48-50 on the pilot jet would be a good place to start, and around a 155-160 on the main jet.
I have a cr500 that I just got a few weeks ago and I am trying to get the jetting dialed in. Right now it has 55/168, not sure about the needle. Problem is in the first 1/4 turn its blubbering and has no smooth transition. From 1/4 on it seems to be great. Last weekend it did okay, nowhere near s...
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Recently got a CR500 Kodak directview system, cannot change IPs etc without the service password. Thanks in advance for any help.
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