@50 Intake 286 and 109 ATDC @50 Exhaust 306 and 115 BTDC
Advertised Duration 326 intake and 356 exhaust
I'm assuming it is a single shaft system? I just went thru some old notes on a TD system with a 1.6 ratio (1.52 pivot). Measuring a .4765" lobe with .020 lash on a 760lb spring open load my NET lift was .735" FWIW I'd guess your current NET is near .670" with the 1.5 rocker.