Quote Originally Posted by gard View Post
Will a harmonic balancer from a 56 work for the 55? Mine is chewed up. Can the key slot be repaired/replaced?
it will fit, but there is like 12 different style balancers between the 4d55 and 4d56 lol.
The most common one on the 4d55 is the really wide single vbelt, d56 never had this one