Originally Posted by gritt
you might be able to tell the condition of the lower chain without removing the lower cover. like if it`s stuck alll the way in, you`ll be able to see the chain slack. if it is you`ll need to check the left lower chain guide for it might be cracked from all the slapage.
fyi, the rod knocking on a car i recently purchased was mis-diagnosed as a broken upper chain guide...
When I first heard the same sound on my miata, i assumed the same thing lol.
Thanks for the help, im going to take a look at it when the car is back togehter.