A GearWrench makes the job easy. It is good for adjusting the FI timing also. You can buy it from Pepboys. I got mine from Sears last year. IMPCO (www.************************) has similar tools called "Tech 4 side-ratchet wrench". You can also find the wrench from the following website:

http://www.autospecialtytools.com/cgi-bin/dyn.exe?doc=gearwrench1.dht&

David