Does anyone know the specifications for the camshafts for all three motors. 3.8 4.2 and 5.3 Specifically: Duration @0.50" Intake and Exhaust Centreline, and Intake Centreline Duration Seat to Seat Intake and Exhaust Centreline, and Intake Centreline Valve sizes Intake and exhaust Port volume Thanksby Dan Pomerleau - Jaguar E-Type Forum