Originally Posted by
32krazy!
been there done it. ran a c3 65mm and a fluidamper 178. wont not run a e/c pulley by it self let alone run one stacked. doing this is running your s/c at the ragged edge. do this at your own risk. new engine is 16k$+
32Crazy, we've chatted before and I agree completely. I have the 181mm with a machined OEM sc pulley at 70mm and of course the SL55 pump and adj. regulator but I do not run all out very often and not for very long. Actually, I was thinking of going down to about 175 for the crank pulley.