dingle 0 Posted March 10, 2017 (edited) Hi all wondered if someone could tell me wjat tje difference is regarding a corrado vr6 fan module part number 1ho 919 506 4 main power pins and 8 on the smaller plug and a 1ho 919 506A 3 main feed pins and 8 smaller plug and is it a compatable part.mines a stage 3 fan set up. Edited March 10, 2017 by dingle Adding extra Quote Share this post Link to post Share on other sites