









Overview
Call for Price
1990
140,000
0
Thomas
Allison Mt643
Transit Liner
-
Skoolie
8.3l Cummins
This 1990 Thomas Transit Liner skoolie offers a fresh 8.3L Cummins engine and rebuilt Allison transmission, plus a full conversion built for long-distance off-grid travel. With 100-gallon tanks, solar, wet bath, and roof deck, it's a rugged, self-contained home on wheels.
Features
- Newly installed 8.3L Cummins diesel engine
- Rebuilt Allison MT643 automatic transmission
- Rear engine (diesel pusher)
- Tillman driveline brake (electromagnetic with 4 modes for steep descents)
- Flat nose full-size bus body
- 36' length
- Cruises smoothly at 65–70 mph
- Front and center entry doors
- Honda built-in generator (non-functional; parts being sourced)
- Predator 3500W portable generator (preferred for quiet operation)
Interior
- Rear full-size bed over fresh water tank
- Convertible couches to queen-size bed
- Marine-style wet bath (toilet and shower in shared space)
- RV refrigerator (propane/electric combo)
- Sharp Carousel convection microwave
- 2-burner propane stove
- Full-size kitchen sink
- Marine-style water heater (engine or electric-powered)
- Overhead storage and clean cabinetry
Exterior
- Zip-Dee awning
- 4 weatherproof external storage boxes
- Large rooftop deck with pickup bed toolbox
- Solid exterior, ready for travel
- Front tires (2 years old), rear tires (older, good tread)
Additional Specifications
Power & Utilities
- Solar: 3 roof-mounted panels (older, working; wattage unknown)
- House batteries: 4x new 6V to be installed with buyer confirmation
- Coach batteries in good condition
- 100-gallon fresh water tank
- 100-gallon black tank
- No gray tank (combined black/gray system)
- 20-gallon onboard propane tank
- 100-gallon + 30-gallon auxiliary diesel tanks
- 20-gallon separate fuel tank for generator
- Electric and propane-powered systems for hot water and kitchen
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