I got the #2L converter listed below down on the page for the ls1 based engine's rated up to 550 horse power as well and blew up the converter in like 2 days... sent the tranny and converter back tranny was Chery had a little fuzz from the converter disks in it and they cleaned it out and shipped it back to me... I run only raptor blood in it it is a full synthetic.. smells like crap..lol I will send the 2 extra gal's of raptor blood as well if you get the tranny here is the link to my transmission.
4L60E Performance Transmissions from PATC
level 4 with all the stop's...let me know



Reply With Quote