i've just got my first diesel an 1987 F250 2wd XLT Larait Extra Cab LB, C-6 3spd, 290k miles, the PO said rebuilt tranny a year ago, new heads, new injectors, new gr's, new alt, new volt reg, new starter, new gp controller, all that for $1500! it fires right up with a simple wts then turn the...