What the f*ck are these?!!?
If you want the best bang for the $$ get Eldebrocks..
The Best V8 Stories One Small Block at Time
I've heard the same thing. My buddy has them on his Z and he said he had to jack up the motor tight against the firewall. What a pain in the ***......I'm going with QTP's, a day of work & all you gotta do is pull the oil filter.



XS never herd of them 
