1975 k25

Promaxx heads, 12-235-2 comp cams, air gap intake gasket matched to heads, 1.6 roller rocker arms, hypereutectic pistons - 9.88 compression, molly rings, headers, 700r4 transmission, 208 transfer case, converted to manual hubs, second tank installed, intake pumps, with q-jet Holley EFI, hyper spark ignition