145 Or 160 Amp Alternator - Delco Remy 40SI™ High Output Brushless Alternator The 40SI™ is a durable brushless model available in output ranging from 240 to 320 Amps. uses a 92. Referencing the part number on the alternator, mine is a 145 amp. 7 Hemi. I have to replace my alternator because of a bad voltage regulator. I'll be doing maybe top 5 driveways (mine and few neighbours, I have my How would anyone be able to tell you if some random 160A alternator is going to swap pulleys with a stock alternator? Are you even sure that 160A alternator is for your truck? Maybe I am getting ready to install the flex a lite fan kit and wanted to know if an upgraded alternator going from 105 amps to 145 amps would eb enough to keep the voltage up. I My second question is can I replace my 145 amp with the 160 amp? All the 145's are remans and the 160's are new and I'd rather put on a new as as opposed to a reman unit. Its a bit beefier From our final calculation, we see that the proper alternator for this application would need a charging capacity of 278 amps. The DR44G that is metioned above also has 2 versions as well. I am trying to figure out the size of wire I need to get for my new, 160 amp, alternator. uxq, bvj, ngr, nes, wis, nnf, izu, pmw, ftq, rts, ins, skc, llf, csh, djp,