long SPF txt record

[Koehler, Charles]

Our email group wants to change the current SPF txt record and replace it with one that is 274 characters. 

How can I put it in so that it works correctly?

Thanks
--cwk
==============================
Charles Koehler
Network Operations - IT Infrastructure
UCSF
500 Parnassus Ave P7-14
San Francisco, CA 94143
Email:  charles.koehler at ucsf.edu
Office: 415.476-8767
Mobile: 650-204-0499