Dyno chart 1:
221 ft/lbs
Very close to the 1.67 number, the difference probably comes from a few mods which increased the starting torque, or an overestimate when converting it from whp to crankhp
Dynochart 2:
295 hp @8500 rpms, which means he was making about 183 ft/lbs
dynochart 3:
277...