Turn the stall RPM up to 4200 RPM and see what effect that has on the 60 ft. times If it stick then try 4400 RPM If it spins at 4200 try 4000 RPM Sometimes getting rid of the flash stall helps our old Mopars 60 ft. better, depending on the chassis
Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
If it stick then try 4400 RPM 
If it spins at 4200 try 4000 RPM 
