I have a 87 daytona pacifica 2.2l t1 when running it seemes to make some noise ticking knocking ect.. the noise is not that bad but my question is do these engines make noise ?is it in there nature.I have noticed it more after I replaced the power steering pump that had a bad bearing that made alot of noise ,also this engine has 120k on it and has 15psi oil pressure at idle and I run 89 octain any help would be great hank you