I try again then!!
1931 45 R motor in a 1933 B 30.50 single frame, 387 lbs with oil and gas aboard, 88 mph, ordered through Guy Webb, Mineapolis H-D dealer for Mr Woolery...
...and, Your Honor, I've not cheated, I've read it all somewhere, even bad factory books have their uses...
Special Model Woolery Bullet– June 20, 1933, 1931-type 45c.i. engine, 1933 B-model frame, Weight: 378 lbs with 2 Gallons gas and 2 Qts oil, Speed: 88 mph (Art Cekes riding) So a post production 1931 engine in a 1933 frame that was sold to a customer is a hermaphrodite and not a prototype.