1990 Mazda B2200, over 1, 373, 345 plus KM’s on it. 75% highway, 15% off-road/FSR, 10% city. Has never had short trips under 50 Km . Redline 5W40 full synthetic or LiquiMoly synthetic all it’s life, coolant change every year, etc etc
I got the original brass / aluminum radiator, the top brass...