Cam specs - Healey 100/6 (PGS)

Further to your questions regarding the cam currently installed in your Austin Healey engine, Lee has taken all the relevant measurements and compared it to original specs. It turns out that you already have a mild street cam with a little more duration than the original equipment model.

His findings as follows:

Intake open - 5 deg BTDC  Intake close - 45 deg ABDC  Duration - 230 deg  Lobe centre - 110 deg ATDC    Exhaust open - 40 deg BBDC  Exhaust close - 10 deg ATDC  Duration - 230 deg  Lobe centre - 75 deg ABDC

Intake open - 14 deg BTDC  Intake close - 52 deg ABDC  Duration - 246 deg  Lobe centre - 109 deg ATDC    Exhaust open - 47 deg BBDC  Exhaust close - 15 deg ATDC  Duration - 242 deg  Lobe centre - 74 deg ABDC