the multi keys are on the cam gear not the crank gear.its a pro gear set 7 keyways on cam.mr pbody u hit it on the money,i will try the 3*advance on the cam gear and see what happens,cam is herbert billet solid roller part#ce6k, 246/254@.050 .585/.600 lift 108* lobe seperation,they recommend to install it to 104* ,they said it has 4*ground into it.motor is going into 88 dakota 3360#, motor is 418 9.6;1 compression street/strip,full ported polished x-heads flow 270@.600/172@.600,weiand x-celerator intake. 727 reverse pattern valve body,trans is ptc 4400 flash converter,3.91 gears.thanks mike