That a lot of replacements. Go to a battery shop and have the alternator and battery checked out.
I have had good luck with NAPA's rebuilt units but not the discount part stores.
Bob Shaw


87 Raizer, 4.3V6, Mod TH700R4,231CHD, detroit rear and LSD front, bouncy seats, 2" lift and 32x15 BFG MT tires.