JP Magazine How To - Engine Page

Rebuilding Common Classic Jeep Carburetors

OK, we know what you’re thinking: True carburetors are old news, not all that efficient,... » Read More

Hopping Up An AMC 360 V-8 - The Hunt For Power: Part 1

While the AMC 360 V-8 had plenty of grunt down low, we never really got to rev it to a point... » Read More

Wrecking Yard Diesel Engine Options For Jeeps - Blowing Smoke

Given the reemerging popularity of diesel engines at the OE level, it’s no surprise that the... » Read More

Cut-Rate Junkyard V-8 Options - Cheap Injection

If you’re like us, you’ve probably spent your fair share of weekends roaming your local... » Read More

2014 Jeep Wrangler Radiator Install - Keeping Your JK Cool

We were among the first to get our hands on a Flex-a-lite bolt-in aluminum radiator and electric... » Read More

Building A Stroked Jeep 3.8L V6 - JK Bumping

We’ve bagged on the 3.8L V-6 in the JK since the Jeep came out. It got pulled out of a minivan... » Read More

2007 Jeep Wrangler Rugged Ridge Air Intake Install - Snorkling

We went with Rugged Ridge’s kit because of the factory-like look. We’ve snagged... » Read More

2001 Jeep Wrangler TJ Radiator Install - Two-Hour Cool Down

The new radiator from Jeeps R Us is PN CC2101 and is a fully-welded three-core aluminum... » Read More

Cooling Tech Math - Cool Geek

There’s no buzzkill like a Jeep that overheats when you’re out on the trail, soaking in the... » Read More

British Parts For Your Jeep - ‘Hello Govna’

We often joke with non-Jeep people who don’t get it that Jp stands for Jaguar Parts... » Read More

At-Home A/C repair For Your Jeep - Cool Breeze

Working on a Jeep’s A/C system is sometimes a daunting task because, well, it seems like a... » Read More

The Leak Detection Pump (LDP) - Gaseous

What the Leak Detection Pump (LDP) does is pressurize the fuel system to check for leaks. The... » Read More

Buying A Used Engine For Your Jeep

The fact is that engines wear out over time with use or abuse. That’s too bad, but it’s the... » Read More

Driveway Diagnostics - Cracked Exhaust Manifold

Welcome back to our series on properly diagnosing mechanical problems rather than blindly... » Read More

Tune Tricks - Easy Engine Basics

Some of these are gonna seem pretty basic. But everybody from the beginner to the seasoned... » Read More

Driveway Diagnostics - Bad Oxygen Sensor

The oxygen sensor is a heat-activated sensor downstream in the exhaust system that monitors the... » Read More

1978 Jeep J10 Fuel Injection Install

A good fuel-injection system can compensate for altitude as well as other driving conditions.... » Read More

What Now? - Swamped Engine

So you are splashing around in your local water hole making waves and having fun—in your Jeep.... » Read More

Driveway Diagnostics - MAP sensor

All fuel-injected Jeeps use a MAP (manifold absolute pressure) sensor to determine how much fuel... » Read More