Combine the indicated vehicles to create the corresponding vehicle combo. Note: The blueprint locations may vary.

Forkwork: Forklift + Fireworks Van; ; blueprint awarded for completing Chapter 04.
Junk Bike: Motorcycle + Sedan; blueprint found at Los Perdidos Comm. Tower in Sunset Hills.
Junk Car: Muscle Car + Sedan; blueprint awarded for completing Chapter 02.
Junk Truck: Van + SUV; blueprint found at Diamond Panty (bar in Chapter 03) in Ingleton.
Mini Bike: Sports Bike + Motorcycle; blueprint found at motorcycle store (back-alley) in Sunset Hills.
Mobile Locker: Van + Van; blueprint awarded for max "Inventory" attribute completion (level 50).
Party Slapper: Street Cleaner + Party Van; blueprint found at alley (gas station or garage) in Sunset Hills.
RollerHawg: Steamroller + Motorcycle; blueprint awarded for completing Chapter 01.
Shockdozer: Ambulance + Bulldozer; blueprint found at hospital entrance in Central City.
Turret Rig: Steamroller + Sedan; blueprint awarded at start of Chapter 01.