Move cam allowances to individual class specs.

9.1.4.G.5, change paragraph to:

"Alternate camshafts are allowed; see individual class regulations for lift limits. Camshaft timing is free."

Insert 9.1.4.1.D.6, Valve lift is limited to .600 inches

Insert 9.1.4.2.B.5, Valve lift is limited to .600 inches

Insert 9.1.4.3.B.6, Valve lift is limited to .425 inch for 4 valve/cylinder engines, .425 inch intake and .450 inch exhaust for 3 valve/cylinder engines, and .450 inch for 2 valve/cylinder engines.