this started going around at work today.  

Can I change the oil pan gasket with the engine still in the car

1. stock-like exhaust with both cats for sale. It came off my car, not going to need it. $50 plus shipping 2. Bare head. Has a crack in chamber 1 but passed a compression and leak-down test. I can machine it however you like for a little extra $. $50 plus shipping.   I will add more parts as I pull them off. I will not sell any known bad parts and will do my best to check any and all items prior to listing them. If you receive a item that is unusable I WILL in that situation pay for return shipp

Alright so i got really interested in this now especially since it decreases detonation. My question is right now im running about 16psi on my hx35 on my built motor, i want to run about 21 to 22psi safely without lifting headgaskets, with a proper tune. I read somewhere thats running meth decreases cylinder pressures... Is this true? Im sure it will take some work to set this up on my tbi setup and i know i wont make as much power as if i were to go mpi, but the tbi system interests me and id l