1990 diesel 2500/3500 pickups
Every diesel offering in the data for 1990. Ratings are the highest offered across the trucks in each row, and transmissions are those of the whole year range shown, so they may differ for 1990 itself; check each range's notes.
Horsepower
- Ford · International 7.3L IDI V8180 hp
- General Motors · GM 6.2L Detroit Diesel V8150 hp
- Ram / Dodge · Cummins 6BT 5.9L 12-valve160 hp
Torque
- Ford · International 7.3L IDI V8345 lb-ft
- General Motors · GM 6.2L Detroit Diesel V8265 lb-ft
- Ram / Dodge · Cummins 6BT 5.9L 12-valve400 lb-ft
Ratings are the highest offered in each row; see the table below for exact year ranges and notes.
| Brand | Trucks | Engine | Range | hp / lb-ft | Transmissions |
|---|---|---|---|---|---|
| Ford | Ford F-250, Ford F-350 | International 7.3L IDI V8 | 1989–1991 | 180 / 345 | Automatic (E4OD), 5-speed manual (ZF) |
| General Motors | Chevrolet C/K 2500, Chevrolet C/K 3500, GMC Sierra C/K 2500, GMC Sierra C/K 3500 | GM 6.2L Detroit Diesel V8 | 1990 | 150 / 265 | Not listed |
| Ram / Dodge | Dodge D250/W250, Dodge D350/W350 | Cummins 6BT 5.9L 12-valve | 1989–1993 | 160 / 400 | 5-speed manual, 3-speed automatic |
What stood out in 1990
Editorial opinion, based on the criteria listed.
Pick: Dodge Ram 250/350 with the Cummins 6BT (160 hp / 400 lb-ft)
Runner-up: Ford F-250/F-350 with the 7.3L IDI (180 hp / 345 lb-ft)
Ram's 400 lb-ft again led the class, against 345 lb-ft for Ford's IDI and 265 lb-ft for GM's 6.2L, which GM rated at 150 hp for 1990. Ford again led on horsepower at 180. Editorial pick, weighted toward torque.
Criteria: Peak rated torque; Rated horsepower