4x4 & Off Road Engines Reviews

engine

How-To: Replace a Jeep 4.0L Rear Main Seal

Bruce W. Smith April 8, 2018

Leaks are part of owning a Jeep, but here’s how you can save money making the repair yourself... » Read More

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engine

From Blown to Bulletproof: Permanent Solutions for the 6.4L Power Stroke’s Biggest Problems

Mike McGlothlin March 20, 2018

Permanent solutions for the 6.4L Power Stroke’s biggest problems... » Read More

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engine

Breathe Easy With Dynomax Exhaust

Harry Wagner February 27, 2018

Dynomax & Walker for the Win... » Read More

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engine

Cummins P-Pump Tweaks: A Triple-Digit Horsepower Gain For $0

Mike McGlothlin February 6, 2018

Coercing an extra 100 horses out of your ’94-’98 Cummins-powered Ram... » Read More

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engine

Junkyard Fuel Injection Conversion

Verne Simons January 9, 2018

Junkyard Fuel-Injection Conversion for Almost Any V-8... » Read More

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engine

Scrapping the 6.7L Cummins failure-prone VGT for the proven BorgWarner S400

Mike McGlothlin December 19, 2017

Trade in your 6.7L’s finicky VGT for a proven alternative... » Read More

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engine

Rebuilding A CJ-2A L134 “Go Devil” Engine Part. 2

Chris Fox December 15, 2017

Rebuilding an L134 engine for a 1946 Willys CJ-2A... » Read More

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engine

Installing A Borla X-Pipe Raptor System

Simon Richards December 12, 2017

Making A Raptor Roar... » Read More

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engine

Jeep Six-Cylinder 4-1-1

Trenton McGee December 6, 2017

The lowdown on all Jeep six-shooters... » Read More

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engine

Installing the Newest, Nicest Cummins R2.8 Turbo Diesel in the Oldest, Ugliest Jeep

Christian Hazel October 25, 2017

Part 5: The Cummins Has Landed... » Read More

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engine

An Easy Fuel-Injection Option for Your Engine

Verne Simons October 24, 2017

RedFerd the Truck Part 2: Summit’s Self-Learning EFI... » Read More

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features

Beta-Testing the R2.8 Diesel With Cummins

Verne Simons October 23, 2017

Beta Testing With Our R2.8 Turbo Diesel Crate Engine... » Read More

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engine

Installing H&S Motorsports’ Low-Pressure Fuel System For The 6.7L Power Stroke

Mike McGlothlin October 9, 2017

H&S Motorsports’ Low-Pressure Fuel System for the 6.7L Power Stroke.... » Read More

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engine

MagnaFlow Has the Answer to California’s Smog Problem

Christian Hazel September 19, 2017

Appeasing the Smog Police With MagnaFlow... » Read More

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engine

Gateway To Power: Adding A Second High-Pressure Fuel Pump To The 6.7L Power Stroke

Mike McGlothlin August 21, 2017

Adding a second high-pressure fuel pump to the 6.7L Power Stroke... » Read More

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engine

Ditching the Failure-Prone VGT Turbo on Ford’s ’11-’14 6.7L Power Stroke

Mike McGlothlin August 11, 2017

More Power, Added Reliability... » Read More

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engine

Turbocharging the Suzuki Samurai 1.3L

Jay Kopycinski August 1, 2017

Zuks Off Road Turns Suzuki Hot Air Into Power.... » Read More

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engine

New-Style Radiator Cools Older XJ Cherokee

Jay Kopycinski July 25, 2017

1989 Cherokee gets an Omix-ADA radiator upgrade... » Read More

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engine

Holley Sniper EFI Meets Old Jeep

Jay Kopycinski July 25, 2017

Old Jeep meets new Holley Sniper EFI Kit.... » Read More

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