Do a search on 4x4wire in the Isuzu section -there's a high output GM alternator that can be coaxed into the Isuzu's engine bay. 130a I think, and for WAY less money than the Isuzu replacement.
Do a search on 4x4wire in the Isuzu section -there's a high output GM alternator that can be coaxed into the Isuzu's engine bay. 130a I think, and for WAY less money than the Isuzu replacement.