Motobilt's Custom
El Jefe
Custom Build
Motobilt's El Jefe
El Jefe (The Boss) is the toughest, fastest machine we've ever assembled. With world class suspension and unmatched speed, this machine dominates both on-road and off-road.
Aluminum 15" Stretch Over the Rail Corner Armor for Jeep YJ
Build Your Own
Get the Parts
If you're planning a similar build, explore the parts we used on this project and begin upgrading your rig today.
What makes it tick
El Jefe's Specs
Find out which parts make this rig the trail boss that it is.
Drive Train
Engine:
• LSX 454 based on a Dart block
Fuel System:
• Motobilt Underbody fuel cell with skid plate for 15” stretch back half kit (coming soon)
• Holley Terminator X Fuel Injection system
Transmission:
• Custom Reid Housing Turbo 400 by Maximum Transmission. 3500 RPM Stall converter
• Art Carr Winters gated transmission shifter
Transfer Case:
• Atlas II Pro 3.0 300M gears Driver Drop with cable shifters. 32 spline.
Axles:
• Fusion Shaved 14 Bolt front and rear. 73.5" WMS, 4” Heavy Wall Tube, 8x6.5 BP
• 5.38 Yukon Gears with 40 spline ARB air lockers
• 4340 40 spline chromoly axle shafts with 1550 U-Joints and 40 spline drive flanges.
• Reid Racing knuckles with high steer.
• Adams 4x4 1410 CV heavy wall rear drive shaft
• Adams 4x4 1410 2 piece front drive shaft with carrier bearing.
Steering
• PSC Double-ended 2.75”x 8” Ram full hydraulic
• Joes Racing Steering wheel with Motobilt center Cap and Sweet Mfg. quick release steer wheel mount.
Accessories
Color:
• Transformed from classic brown to vibrant 2023 Cadillac red.
Interior:
• Custom designs with PRP seats, harnesses, and unique El Jefe engravings
• 2 sets of Switch Pros 12 panel units
• Key Fob push button start
• Rugged Radios 696 + Coms system
Frame and Suspension
• MB7009 Double Triangulated 4 link system, 2.5” lower and 2” upper diameter aluminum links from Summit Machine with 1.25” heim joints
• Fox 2.5” piggyback coil overs with DSC adjusters. 16” rear and 14” front
• Locked Offroad adjustable air bumps with MB2141 bump stop pads
• MB1572 rear upper coil over shock mounts for high line fenders
• MB3034 front half frame kit for Jeep YJ/TJ/LJ
• MB3067 15” stretch back half kit for Jeep YJ
• MB4094 14 bolt rear axle truss for 4” diameter tubes
• MB4117 14 bolt front axle truss for 4" diameter tubes/ ram mount. (Not yet available)
• MB3049 rear axle upper control arm mounts for truss
• MB5031 Universal fuel access hatch
• PRP Limit straps
• 43x15x17 Mickey Thompson Baja XS Competition tires on 17x9 -38 Offset Dirty Life Wheels. 8 on 6.5 bolt pattern
Body Armor
• MB5529 15” stretch highline rear inner fender replacement for Jeep YJ
• MB1172 15” stretch floor panel for Jeep YJ
• MB1170-A Aluminum 15” stretch over the rail corner armor for Jeep YJ
• MB1171-A Aluminum 15” stretch boat side rocker guards for Jeep YJ
• Mb1230-A Aluminum Cowl & Mini Fender Armor for Jeep YJ
• MB5538 Hood Vent Kit for Jeep YJ/TJ/LJ
• MB1224 Fender Cut In Kit
Lighting
• Baja Designs Squadron XL qty 2 mounted on the A Pillar
• Baja Designs Linkable 8 light bar for the windshield
• Baja Designs ONX 10" Single Row mounted to the winch
• Baja Designs Squadron wide cornering qty 2 back up lights.
• Baja Designs Rock Lights
