Restoring Rusty

[Gregski]

Originally Posted by Valarius_Starchaser

That ARP thread sealant will be good for any water jacket application and anything up to 550 degrees and is even good on fuel fittings

worth the few extra bucks to not send coolant into your engine "ask how I know"

thanks unfortunately I believe the tube was opened and is 80 years old so I just tossed it and will go with the Permatex high temp stuff, but it pays to know