Need a cam for 7.4 L 454 2bolt main

I have a 1986 k30 Dump 11,000 GVW,used for a chipper truck ,hauls wood n chips
while towing a 2500 lbs. chipper with 373 gears in the rears .It has A 1984 454 with
stock heads n 175 lbs. compression in each cylinder dry,190 lbs with 2 squirts of
oil.Aluminum low end tork manifold with 1.7summit roller rockers.750 cfm elbrock
which is comimg off,flow master mufflers,need a low end tork cam that sounds like [k-
Tink k-Tink k-Tink] waiting for the light to turn green!I've been told I need to show it on U
TUBE because the front tires will go  hopping 2 feet off the ground when I hit the Eaton
locker switch,while towing a chipper with full load of chip in the back in the dirt n mud
.Chevy trucks dont die they just get meaner n loud!Almost like my POPS!