This year, as part of the annual maintenance and service, Concours Cars noticed a gentle leak from the radiator. Not really a leak per se, more like weeping from one of the seams. What to do? I could have just left it, but there’s one thing that we battle with in Colorado Springs with a normally aspirated car apart from the sheer hell of tuning it for the altitude, and that’s the heat in the summer. Let’s put it like this, driving on the Interstate (or even around town come to that) in the mid-afternoon on a lovely sunny hot summer’s day, that water temperature gauge starts to go above the 212°F mark. Turn on the A/C and we’re talking approaching the 230°F mark at the top of the gauge. And with the road works we have on I25 at the moment, it’s stop and go sometimes, and I start getting really worried about the water blowing the radiator cap. […]