Symptoms
Stumbling, hesitation, rough idle or stalling at low rpm.
The fix, step by step
- Identify the carburetor by the number on its body, since Cruiser Corps sells more than a dozen different Keyster kits for FJ40, FJ45 and FJ55 carburetors built between 1966 and 1984.
- Strip, clean and rebuild, set the float, and check vacuum lines and the choke while it's apart.
Tools & part numbers
- Screwdrivers
- carb cleaner
- Keyster kit matched to the carb number
Where to buy the parts
Carburetor rebuild kit, FJ40/45/55/60 1975–87Cruiser Corps ↗Amazon ↗
Carburetor repair kits by year (1978 Land Cruiser 4.2L)RockAuto ↗Amazon ↗
Hunting a used or discontinued part? Search eBay Motors for Toyota Land Cruiser FJ45 / FJ55 parts →
Rated for a competent home mechanic with a decent tool kit. Confirm torque figures, fluids and procedures against the factory service manual for your VIN, support the truck on stands rather than a jack, and work at your own risk (disclaimer). Some parts links are affiliate links, which pay us a small commission at no cost to you.