Jul 25, 2024 #1 Ken B Full Access Member Joined Sep 18, 2019 Posts 1,191 Reaction score 1,455 Location indiana First Name ken Truck Year 81 Truck Model c10 Engine Size 250 T350 trans what fluid do I need? Dex /merc Dex 6?
Jul 25, 2024 #2 fast 99 Full Access Member Joined Dec 31, 2021 Posts 2,029 Reaction score 2,938 Location Spokane, Washington First Name Brian Truck Year 81,85 Truck Model K20 Engine Size 350 Dex 3, Dex 6 or Dex Merc all will work. Of course, Dex 6 is synthetic and take heat better without breakdown.
Dex 3, Dex 6 or Dex Merc all will work. Of course, Dex 6 is synthetic and take heat better without breakdown.
Jul 25, 2024 #3 Ken B Full Access Member Joined Sep 18, 2019 Posts 1,191 Reaction score 1,455 Location indiana First Name ken Truck Year 81 Truck Model c10 Engine Size 250 Will just be a weekend warrior no towing
Jul 26, 2024 #4 ali_c20 Full Access Member Joined Sep 20, 2016 Posts 1,302 Reaction score 1,853 Location Austria First Name Alexander Truck Year 1974, 1979 Truck Model C20, K5 Engine Size 350, 350 I use Dex6 as it has the same price as Dex3 in Europe.