Well some of the local tractor boys have some good ones that might work... They might not mind you using one.
Operation Detonation (one of my favorites)
Mr Crabby
Late Night Mistress
Vicious Rumor
Dodge Fever
Bits 'n pieces
Hailey's Comet (my fiance's favorite mod [allison powered])
Screamin Chicken (there's a story behind that one)
Super Chicken
The Intimidator
Bad Bowtie
Draggin Rose (One of the most used sleds around here is called the wild rose)
Buckshot
Hoochie Mama
Good enuff II
Weekend Warrior
Sparky (mine.... it kinda burned down a hay wagon :bang )
Anyway... I think it doesn't really matter what you do, someone somewhere will have the same name. Just my $.02
buckeye binder
shotgun red
charles city express
orange blossom special
buckeye bulldog
movin dirt
tinker toy
bad habit
git-r-done
the outlaw
hustler
playboy
silver bullet
silver bullet reloaded
20 mule team
crusin mule
red mule
big johnson
strugglin
lights out
bandit
powermax
trailerpro
fast frieght
red rocket
flying machine
this is only a start to drunk to remember any more
Grounds for divorce
Homewrecker
bounty hunter
elbow deep
jolly green giant
super moose
Not red not green just yellow and mean
lightinng
not tonight deere
slightly broke
cuz it's bad
phony farmer
Dairy deere
hot iron
Road gear farmer
Wasted wages
up in smoke
Recycled red
nut case
just in case
MR determination
Ruff n Ready
un-stable
stress test
case pending
AIN'T SKEERED
on borrowed time
wound tight
black hearted
overfueled
i've always just called mine smokin-u and there is a guy around here that has torqued on his and besides that no one else i've seen really has a name for their truck.
How bout Cummins Apart or Cummins Undone, maybe even Cummins & Cider, or Cummins Insighter? A few I was going to use on my truck. Also P-Pump Chump and Overworked & Underpaid.