This write up will cover all the important topics on selecting the right parts to swap an LS1 into your 240SX. This Guide is written from the perspective of starting with a completely stock 240sx and swapping in a mostly stock LS1 style motor and can be applied to pretty much any S-Chassis from an S12 up through an S15, and any Gen III or Gen IV GM small block V8.

Part 1 covers the following topics: Choosing a Motor, Chassis Modification and Preparation, Engine Preparation. Read the rest of this entry »

Here is a Diagram showing how to wire up a relay for a typical application.

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Speakers

If your 240sx is Still equipped with factory speakers, it is highly recommended that you replace them. Even on a well kept, low mileage vehicle the foam surrounds are likely rotted beyond repair simply due to age (this was even apparent on a well kept low mileage S14 Kouki). Complete speaker replacement will benefit audio quality more than any other Stereo upgrade

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If you’ve converted your S13’s pop-up headlights to fixed headlights from an S13 Silvia you probably realized that just about all the electrical connectors plug right in without any problem. The only exception being the fog lights. All 3 variations of the Silvia headlights include fog lights (Bricks, Dual Projectors, and Triple Projectors) The fogs are the inner most lamps on each of these headlight variations and they’re all wired the same. Thankfully they are also rather simple to wire up.

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I just went though the wiring for AC on the Vette and the Camaro into an S14… it’s actually pretty simple.

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The Problem:
Many people who swap an LS series motor into their 240SX or RX-7 tend to complain that the power steering pump is simply too powerful for the chassis. The steering ends up feeling “disconnected” since there is almost not feedback though the steering wheel.

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Maybe you want to modify your gauge cluster, or maybe you need to replace a broken one, or maybe you bought a JDM cluster and want to swap it in. Either way, replacing the gauge cluster in an S14 is a quick and simple process.
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If you’re swapping a T-56 6-speed into your 240 along with your LSx then you will need to replace the factory Nissan clutch master for something more beefy, along with that you’ll also  need to make your own custom hydraulic clutch line as well as a custom bleeder line. This guide will walk you through the steps of constructing these parts as well  as installing them. Keep in mind that this is only one possible way to accomplish this, like most custom swaps there are many different ways to get things done.  This guide represents the most commonly used parts and method of accomplishing this.

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Whether you’re putting your car on an engine bay diet, trying to stick it to mother nature, or something else altogether (in my case I had a leaky EGR tube) removing the EGR system from a KA24DE is a fairly popular modification. In this guide I show you step by step how to remove it without having to tear apart your whole car in the process.

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