BB TTI 2″ header hot start problem

Looking to see if anyone else has had a hot start problem with a Big Block A-body using TTI 2" headers, 440-200.

My 493 4 spd runs great w/ 33 degrees of timing but when the car has been run for a while and it's hot, I cannot get it started, starter grunts but wont turn over the engine even with a jump, almost have to get a push start to pop the clutch.

Engine runs about 190 in Florida weather, using a freshly rebuilt RobbMC Performance starter # 3005 with the battery in the trunk.
Ran...

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Author: admin