Hi, I just bought my bosses 1986 Blk vmax. It has 4 to 1 Kerker exhaust, K/n filters, Stage 1 jet kit, New headers. He is the original owner. Bought in 86. Only 20,000 miles, hasn't been ran in about 3 years. I've got it at the shop getting a price quote to have her purring again. I was going to...