How To Engine
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Driveway Diagnostics - Bad Oxygen Sensor
The oxygen sensor is a heat-activated sensor downstream in the exhaust system that monitors the air/fuel ratio via a chemical reaction with the exhaust gasses.
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1978 Jeep J10 Fuel Injection Install
A good fuel-injection system can compensate for altitude as well as other driving conditions. Also, fuel injection generally works much better off-road than some properly tuned carburetors.
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What Now? - Swamped Engine
So you are splashing around in your local water hole making waves and having fun—in your Jeep. All of a sudden, your engine stalls. What now? What happened? Is your Jeep hurt?
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Driveway Diagnostics - MAP sensor
All fuel-injected Jeeps use a MAP (manifold absolute pressure) sensor to determine how much fuel the engine requires. The MAP sensor monitors engine manifold vacuum and translates that reading into an electric signal sent to the ECU.
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Off Your Carburetor - Dirt-Tuning the Motorcraft 2100
Here are a few simple and easy modifications that you can do to your carburetor to get it to work better off-road, with a focus on the Motorcraft 2100 two-barrel that was available on mid-to-late ’70s Jeeps.
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Banks Ram-Air Intake System - More Air
High-flow intake in 10 minutes
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Dethrottled - Throttle Body Upgrade
4.0L throttle body for 2.5L
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7 Steps To Power & Mileage
Jeep Wrangler 3.8L Upgrades
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Jeep 4.7L V8 Engine Performance
Making more usable power in a day
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Hard To Find Performance Parts: Old Jeep Power
Keep your engine!
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Two To Four Barrel Carb Swap
AMC V-8 Uncorked
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Injected Jeep Inline Engine Improvements
More power!
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Homemade Engine Driven Onboard Air System
Endless Air
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How To Find And Fix Common Engine Issues
Operation Diagnosis
