Eric shook his head. "I hear what you mean, Max - let's lift her hood and have a look at what's going on in there, shall we? Good news is, a reliable old girl like this is easy enough to fix. I know you keep up on oil and standard maintenance, and besides, that noise is definitely a matter of bad engine timing. Probably a piston's wearing out or something, nothing that can't be replaced." He cracked his knuckles and smiled.