I'mnot sure if these have been posted up here, but in my efforts to research my own truck a bit more than I already knew, I came acorss this sites that I figured I'd share..
http://www.decodethis.com - Another VIN utility site, showing lots of options and other info.

![Combustion on 5 pistons [L2] Combustion on 5 pistons [L2]](./images/ranks/pistons/ranks_pistons_5of8.gif)

![Shifting into Sixth Gear! [L3] Shifting into Sixth Gear! [L3]](./images/ranks/shifter/ranks_shifter_9of9.gif)
![Firing on 3 cylinders [L1] Firing on 3 cylinders [L1]](./images/ranks/sparkplugs/ranks_sparkplugs_3of8.gif)

![Shifting into Fourth Gear [L3] Shifting into Fourth Gear [L3]](./images/ranks/shifter/ranks_shifter_4of9.gif)

![Combustion on 3 pistons [L2] Combustion on 3 pistons [L2]](./images/ranks/pistons/ranks_pistons_3of8.gif)
![Combustion on 1 piston [L2] Combustion on 1 piston [L2]](./images/ranks/pistons/ranks_pistons_1of8.gif)
![Firing on 4 cylinders [L1] Firing on 4 cylinders [L1]](./images/ranks/sparkplugs/ranks_sparkplugs_4of8.gif)