My 1994 Geo prizm (Toyota corolla) has a 5 speed manual. It shifts like garbage when cold, I am running this (75W-90 GL5
Valvoline.com > Products > Grease Gear Oil > Gear Oil > SynPowerŽ Full Synthetic Gear Oil )in it. By garbage, I mean that it is almost impossible to avoid crunching in the lower gears when it is cold.
What gear oil should I use?