Summer Water Temp Baseline?

doc540 said

View attachment 1715183197 Oh, no. Learned my lesson years ago. The only "additive" that goes in my engines is a small dose of MMO! :)

(strongly tempted though to try Royal Purple's "Purple Ice")

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I use just straight distilled water and a bottle of Redline water wetter. I've been tempted to try other stuff too but then when I read up on it and the problems people had with it and I quickly change my mind.