It’s this one. I was wrong on the AR it’s 1.32. It says it’s a Borg Warner Replacement.
I met a guy with a Cuda that runs two of those 7875’s on a R3 410” with a mega squirt EFI & he goes over 140 mph in the 1/8 th.
360 Upgraded bearing S400 S488 88m Billet Turbo Charger T6 Twin Scroll A/R 1.32 | eBay