Jet Hot used to be good but they have increased their prices dramatically and closed most of their operations. That's why I recommended Cerakote. The coatings are similar but the cost is reasonable and they have applicators in many locations.
Bill, I've tried wrapping headers in the past and wasn't too pleased with the results. The wrapping tends to accumulate moisture when the headers cool down and cause then to rust. The Cerakote coating works much better. The coating does reduce the heat somewhat but it protects the surface and...
I used a pair of mirrors that I removed from an F-86 Saberjet canopy to get an adequate rear & 3/4 view in my street Manta Mirage. They are curved, slightly convex metal mirrors. I mounted them to the inside of the windshield surround.
Ian, I was at the US Army Ordnance Guided Missile School at Redstone Arsenal in Huntsville, Alabama in the spring of 1961. One Saturn rocket engine was fired on a test stand there and it literally created a small earthquake. The ground shook and its noise was heard for miles; it was impressive.