Quaker State claims their Q-Racing series of racing oils have
a lower friction coefficient than their competitor's oils.
Apparently the friction level at various oil temps is measured on a "High Frequency Reciprocating Rig" whatever that is.
Anybody heard about this as a way of comparing engine oils?
a lower friction coefficient than their competitor's oils.
Apparently the friction level at various oil temps is measured on a "High Frequency Reciprocating Rig" whatever that is.
Anybody heard about this as a way of comparing engine oils?