flexplate

Hi All The flex plate on my GEMS '96 P38 4.6 HSE shattered. Had it replaced with one laser cut from a engineering shop out of 6mm spring steel (could not find a replacement part) So hopefully that wont happen again... Also had the gearbox oil pump fixed and the torque converter re-conned as...

New (used) motor install. Need help understanding the markings at the face of the flex plate flywheel. my new motor has a mark at the starter and another just beyond it. No marks i can see on the torque converter in the bell housing. Id like to marry the two tonight but Im perplexed by the...