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Old 05-12-2016, 09:13 PM   #75 (permalink)
Ecky
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ND Miata - '15 Mazda MX-5 Special Package
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Be aware that the Insight has a water jacket in the exhaust manifold. It needs to dump more heat than you'd expect for a 3-cylinder, though you should still be fine in the summer if you're not climbing mountains, I expect.

With a 50% lower and 100% upper, I've seen water temperature approach 105c in cooler months (maybe 40-60f outside) when climbing grades.
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