All the great advisors here have already covered everything. I'd only add you really look stiff. Any athlete will tell you to be loose and nimble. Loosy goosy. No matter what's happening; your body and arms need to be relaxed.
Shannonville is a great track! I'm jealous!
__________________________________________________
The Smart Money: #1 - ATGATT, #2 - Training (machine skills and survival skills), #3 - The bike; whatever floats yer boat with the money you have left over