Guage tops out at 280. We race in NC, been at Winter Heat, on ovals and roadcourses at Lowes, and Rockingham roadcourse. It 's been cold (22-50 degs) somedays, but even last summer when we were just starting practicing, temps never got over 200. I'm not disputing anyone's data, in fact, I'm disputing my own info -- that's why I'm asking these questions. We even turned the fan off in December, trying to get more heat in the engine, but still didn't get over 160-170 in 15 lap race.
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