22-07-16, 08:10 PM
(21-07-16, 09:59 PM)7uckyDog link Wrote: It sounds like it doesn't run on all 4 when idling and in low RPMs, but mid range and top is great. It passed MOT today and since I was at the shop they checked the temperature on each cylinder, 3 & 4 are running much cooler than the rest.
That's just how mine was running up until a few weeks ago (except it was only cooler on down-pipe number 3).
The workshop did an ultrasonic clean of the carbs and also fitted a new set of spark plugs.
Apparently the main culprit was a blocked primary jet in number 3 carb.