04-01-2020, 09:08 AM
Maybe Stanley Edge or whoever chose 3/8 because they had not yet heard of ZDDP. Despite the greatly increased accel/decel 3/4 seems to function quite happily with standard springs to the revs likely used by most non sports.
I take it by pitted means rust pitted on the sides.
I take it by pitted means rust pitted on the sides.