
Dirt & Trails
Tearing down Project Spartan to rebuild it, but its surprisingly strong engine changes the plans.

Tearing down Project Spartan to rebuild it, but its surprisingly strong engine changes the plans.

A military deuce gets airbags.

Turning a military fire truck into a bobbed deuce.

Under a tight deadline for SEMA, Chris and Eric are scrambling to finish their Nissan Frontier.

Chris and Eric must build the kayak vehicle, a Nissan Frontier Pro 4X, in one month.

Project Junk Mail is back to address some trail problems; upgrading the carburetor for a EFI system.

Our '78 Postal Jeep gets the interior buttoned up adding shifters and seats.

We start the final push getting Junk Mail one step closer to the trail.

The guys make room on Junk Mail for bigger wheels and tires.

We start the reassembly of our '78 Postal Jeep.

Simple Postal Jeep engine refresh becomes complex as team encounters unexpected issues.

Our '78 Postal Jeep gets an upgraded suspension that can handle the trails.

A '78 Postal Jeep gets a second chance.

Today our guys are taking some liberties transforming a Jeep Wagoneer into a S-U-V performance beast.

We take a '89 full size 4x4 Chevy Blazer on a trail ride, then tear it down and build the ultimate truck.

The guys bring the well-known but anemic 305 SBC into the shop by viewer request.

We give our Slant Six a huge induction upgrade, a custom EFI system, and a turbocharger.

We reinforce our Slant Six with a fully-forged rotating assembly.

We complete our stroker LS powerplant and put it to the ultimate performance test in the dyno cell!

We build the foundation of a stroker LS that would be a PERFECT fit for a hot rod!