Cracked Heads....

[gotoy]

With so many of the toyota engine famous for cracked heads; 2LT..1kz....what actually causes the cracks and what can be done to avoid one?

 

[Gun Runner 5]

With so many of the toyota engine famous for cracked heads; 2LT..1kz....what actually causes the cracks and what can be done to avoid one?

I hope you have thick skin ........1978HJ45

 

[crushers]

short answer: nothing. it is the nature of the beast.
long answer, driving style, upgrade to head, rad, exhaust, EGR block off, high volumm water pump
but
in the end it can still happen, it really is that simple. piss poor engineered cooling design.