1KZ vs 1KD vs 1GR vs 1GD

Toyota Prado & hilux engine comparison & pitfalls. 1kz-te in 120 Prado 1kd-ftv 1GR V6 1GD 2.8ltr actually little 2754cc. What fails in these engines. What to look out for on Prado or hilux engines & how to avoid it. Cracked pistons cracked heads glow plug failures oil leaks & more. Fuel economy info. LC120 LC150 TOYOTA LANDCRUISER 1kd-ftv Diesel Fourby4diesel J120 J150 LEXUS VIGO