Kistler 410 Fresh before Knoxville Nats. Dyno time only Has AllPro heads, 2 13/16 Engler Inj., MSD Ign, Donovan block. Only been worked on by Kistler.Set up for up and down nozzles. Strong motor If any questions please Call Don Sonner @ SPR shop # 515-265-0877 8 to 5 central time or Cell # 515-250-6127 Comes with stacks and MSD box 22,900.00