I tried using 7260 and 7290 joints. It was a no-go in my combo. I even destroyed a FRONT yoke after a u-joint broke on the starting line at the dragstrip. 1350 Strange shaft and u-bolt rear yoke solved my issues. I even added 150 HP and zero issues.

'63 Dodge 330
11.19 @ 121 mph
Pump gas, n/a, through the mufflers on street tires with 3.54's. 3,600 lbs.
10.01 @ 133mph with a 250 shot of nitrous an a splash of race gas. 1.36 60 ft. 3,700 lbs.