Well, I'm stumped.. I've looked in PepBoys, Home Depot and a whole bunch of other places, but I can't find any of this "Elbow Grease" you speak of?
The guy at PepBoys tried to sell me a set of "Piston Return Springs" though. He claimed a performace change of -0.5 to +0.5 HP!!! Wow! lol. 