What is this "LEADED" gas you talk of????  There was no such thing. 
My 'personal' cut off for diesels would be 2005, before this regeneration stuff (or maybe even older so 'any' type of diesel would work- in a pinch of coarse....)
__________________
1999 E-350 Cub Wagon, 7.3L Power Stroke, E4OD, 3.55 
1990 E-350 Club Wagon, 7.3L IDI, E4OD, 3.54LS 
1983 F-150 2x4, 4.9L, C-6 w/GV-OD, 3.55 Farm pickup
1981 C-8000, 3208 CAT, RT-6510, Rockwell SSHD Tandems (Swap) 
1977 K100C, NTC-350, RT-1110, Tandem
1977 Transtar II, NTC-290, RT-9509 Single
1977 Transtar II, Formula 290, RT0-9513, Tandem
1974 C-750, 391CID, Clark 5 speed, Eaton 2 speed
|