Logo

High rpm bog

DE:1

Member
40hp 2stroke idles great runs good upto 4000 Rpms
will not a accelerate when advancing throttle. I can feather
The throttle and sometimes it will accelerate a little. Have
Have rebuilt carb(except for needle valve. Was not in stock)
Spark is good (put inline spark tester on it) Had It in shop
and checked out. They do static test on ignition says all good
Can this be caused by fuel starvation like a bad fuel pump or wrong float height?
thanks for help.




the
 
Might be timed wrong. Be careful running it if the timing's too far advance--I recently fried a few pistons that way.

Jeff
 
Back
Top