Trackside Lens Suggestions

MMMM. PANNING SHOTS OF PORSCHE RACECARS. GONNA DO SOME AT NIGHT. THESE GO IN THE SPECIAL FOLDER.

I usually shoot with a fairly basic Canon T3, and my longer 75-300mm lens is usually adequate for most panning shots, just not...

Trackside Lens Suggestions

...the top of this hill at COTA.

Well, unless I'm standing inside that turn. Then it's fantastic!

Trackside Lens Suggestions

Still, I'm going to see if there's a lens available to rent for the Lone Star Le Mans (hrrrnnnggg 919) weekend just in case I want epic panning shots from far-away stands and/or up drivers' noses. The camera needs a good cleaning after way too much dirt hoonage, anyway.

Recommendations? Are any lenses better for night shots than others?

Seems like the camera body itself should be good for some low light shots as long as I can get the panning right:

Trackside Lens Suggestions