Either Amsoil Zrod which is designed for Vintage vehicles
https://www.amsoil.com/shop/by-prod...etic-motor-oil/?code=ZRTQT-EA?zo=5959360
Or their Dominator race line
https://www.amsoil.com/shop/by-prod...30-racing-oil/?code=RD30QT-EA?zo=5959360
Bith have the higher zinc for Flat Tappets...
Try the Amsoil stuff. They show it can be used in straight water and Antifreeze water mixes. Obviously works better in straight water. They list what the tests show on their page
https://www.amsoil.com/shop/by-prod...coolant-boost/?code=RDCBCN-EA?zo=5959360
Originally Posted by KevinP
MaxLife ATF in both of my Kia transmissions. I have probably 70K on the fluid in both and notice no change in transmission behavior.
I drain/fill every 25K. It is "lifetime" fluid but I just prefer to keep the fluids clean.
Do the kias have a drain? Didnt think...
Originally Posted by kwijibo
My son has an extended bumper to bumper warranty on the truck and a life time on the drive train. He wanted to make sure not to screw that up. If it's standard gear oil for the front and back that will not be a problem. I had a quick discussion with the service...
Don't think there is. Also I tend to find older establishments have tighter parking than New places. I guess its because our vehicles have really grown lol
That and sometimes it seems like the shopping malls have tiny spots
Originally Posted by hatt
140 for sure. I doubt you're too concerned with MPGs. If you're going to be fooling around with water/mud I'd go with the much cheaper 85w-140 conventional stuff so you can change it more often.
Thanks for the suggestions. Luckily I wont be in too much water and if I...
Originally Posted by eljefino
Originally Posted by 14Accent
Go with the 140. My Amsoil rep told me that they actually recommend the 75w-140 in most applications, even when a 75W-90 is called for. With as beefy a setup you have, I wouldn't hesitate to run the 140.
Beefy isn't the word I'd use--...
Originally Posted by zeng
5.38 gears ????
Definitely a 140.
Thanks for the suggestion
Yea its geared pretty low due to tire size. With the 5.38 the final ratio is still not as low of a ratio as the factory 4.10 and tire combo.
Originally Posted by gathermewool
"pukled"?
Pulled, yes its a typo from a phone keyboard but I think you figured that on out.
Originally Posted by rubberchicken
Originally Posted by gathermewool
"pukled"?
" GM " ?
Whether a GMC Sierra or Chevy Silverado the models boil down to C/K 1500...
Have a heavily modified 97 GM K2500 that runs 40" tires and 5.38 gears, and a Detroit locker. Truck pulls occasional trailer but nothing too heavy. Its more of a play toy and cruiser.
The front has a 79 Ford Dana 60, runnig. 5.38 gears, and a ARB locker
Just pukled and drained some Lucas...
Ok then should i throw in the Lubeguard? Im tempted to do another pan drop since the last one was when i switched from III to VI and throw in the lubeguard at the same time.