Quote:
Originally Posted by hammersfan  Well I developed an engine knock at start up and on advise I got from several members on the C90/Intruder owners forum I switched to Shell Rotella T Synthetic in the blue jug and after about 400-500 KM the knocking went away so consider me a Rotella convert. I was using Amsoil 10W40 . - Frequently Asked Questions |
That knock seems to be commone on the 90 when using Amsoil. Odd, I wonder why.