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41 mm carb on big bore 440 jetting

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I got a drz with a big bore kit stage one cams 3x mod mdr header I am going to put a 41 mm carb on any one know what the jetting should be at sea level

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165 mj 45 pj, EMR needle on clip 3. Remove the pilot air.2 turns out on the fuel screw.this would be a good starting point. You might still need to go richer on the mj. Make sure your squirt duration is around 1 sec

Edited by mickeydee
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165 mj 45 pj, EMR needle on clip 3. Remove the pilot air.2 turns out on the fuel screw.this would be a good starting point. You might still need to go richer on the mj. Make sure your squirt duration is around 1 sec

 

Yes I was thinking 170~175 mj...and clip 4 Emr needle

Edited by Craigo 485sm

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