guys, I have a family of JD's ranging from 6000 series to the good ol 55' series. My JD dealer insist on me using JD coolant... its 20 bucks a gallon!! is there any other subsitute i can use??? he says regular antifreeze has an additive for alum head motors that will damage the engine??? anyone else heard this?? any help would be grealy appreciated
thanks
justin
thanks
justin