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78SilveradoSWB · 07-19-2003, 12:46 PM

If it helps, my 78 C-10 has the optional hi-output alternator which is rated at 55 amps. Just ordered a 180 amp. one to take care of future needs and upcoming dual electric fans.

07-19-2003, 12:46 PM	#4
78SilveradoSWB Senior Member Join Date: Apr 2002 Location: Beaverton, OR Posts: 1,615	If it helps, my 78 C-10 has the optional hi-output alternator which is rated at 55 amps. Just ordered a 180 amp. one to take care of future needs and upcoming dual electric fans. __________________ Mitch 1978 Chevrolet Silverado C 10 454 BB, TH400