CommodoresPlus

What brand tig did you buy?

Dont know if its true but a Tuner I used in perth said royal purple was too slippery the rollers on the lifters would just slip over the lobe and not spin so watch that (if you have H/roller lifters).

Dont know if its true but a Tuner I used in perth said royal purple was too slippery the rollers on the lifters would just slip over the lobe and not spin so watch that (if you have H/roller lifters) as it will wear a flat spot after time.

This link will turn a lot of ideas on oil upside down best read I have ever had about oil, well worth reading start to end.

Motor Oil 101