Camshaft suggestions

We know that UDHarold designed the HE268 and others in that time frame Before Ultradine and Lunati
I have no idea who did the dual pattern stuff with the ultra long exhaust lobe- squeeze it down to a 107 and you would have a -whatever you call those fool things Hughes and others sell- real special applications or they do not work right
crackedback maybe soo- more gear would have helped as would a xe274HL and more gears (if he likes the rpm range of a 274) I'd have to look at his 60 ft times
lead69 what was you mph?