1995 K2500HD EC/LB 6.5 TD Once was "F" engine. Banks stinger exhaust w/triple gauges on pillar, Heath Diesel remote PMD, Heath HD fan clutch, Turbo-Master controller once was set at 15 psi, Maxi-Torque EPROM version GL4, Heath HO injectors, AFE air filter, vacuum pump removed, TDC offset once was set to -1.85. Not so proud member of the 2-piece crank club 2022. Stay tuned... Still many exterior goodies. <><