Dave called his shop manager, a man named Lou who chewed Tums like breath mints.
Lou’s silence was heavy. “We don’t have a spare pack. Closest one is in Denver. Three days by truck.”
“Gold’s floating,” Dave said.
Only then did they drain the water and refill with the correct Atlas Copco coolant—a nitrite-infused, OAT-free formula that wouldn’t eat the aluminum or the rubber seals. As the sun rose, Dave started the engine. The big Deutz coughed, rumbled, then settled into its familiar, throaty idle. The temperature gauge climbed to 180, then 190, then stopped. The fan roared, pulling clean air through the reborn core.