Yep that's exactly how mine is doing. I guess what I meant by surging is exactly what you said in that it fluctuates between that RPM range. Thanks for the info...maybe this is indeed how the whipple cal is meant to be for these cars
Ok, yeah it's not like it's affecting the performance or anything just a small detail I noticed. It hasn't gotten worse as the issue seems consistent. Either way the car runs like a raped ape!!
I recently installed my Stage 1 Whipple kit on my S650/6spd manual. Everything went very well during install, checked and double check everything for leaks, bolt torque, gaskets were installed correctly,etc. Cranked the car up for the first time after loading the tune, she ran! When the car was...