How To & DIY
GM LSx Engine Swap ~ Wiring Harness Preparation
The idea is to end up with a simplified engine harness that only needs a minimum number of inputs/outputs for a standalone swap. [More…]
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Electrical & Lighting
Automotive Basics
Automotive Electrical Circuits 101
Two Guys Garage co-host Kevin Byrd clearly explains automotive electrical circuits and how they work to power your automobile. [More…]
DIY Projects
How To Wire Your Motorcycle or Rat Bike ~ Basic Wiring Diagrams
Wiring harnesses can be complex, but a bare-bones bike build project means that you can eliminate a lot — Here are the basic wiring diagrams. [More…]
Automotive Basics
How To Use A Digital Multimeter
The digital multimeter is the go-to tool for electrical problems in a car and is the proper tool to measure voltage, current, and resistance. [More…]
DIY Projects
How To Wire Hot Rod Turn Signals
The one automotive job we all dread is the wiring. Yet, with this wiring diagram even the neophyte mechanic can install turn signals. [More…]
DIY Projects
How To Wire Your Hot Rod
Hot Rod Wiring – Diagram Please Note: This diagram was designed for 12 volt systems, but can also be used for 6 volt systems. If used for 6 volt, make all the wires heavier by 2 gauges. For example 14 gauge wire will become 12 gauge, 10 gauge will be 8 gauge, etc. [More…]
Downloads
1946-53 American Classic Car Technical Sheets
View exploded diagrams of major body parts, OEM part numbers, and frame dimensions. 1946-49 models also include electrical wiring diagrams. [More…]
Technical Info
Lead-Acid Batteries Vs. Deep Cycle Batteries
There are two common types of batteries: lead-acid and deep cycle batteries. What is exactly is the difference, and what are they used for? [More…]
How To & DIY
How To Wire an Electric Fuel Pump
Wiring an Electric Fuel Pump – Diagram [More…]
DIY Projects
How To Wire Hot Rod Lights
How To Wire Hot Rod Lights with a simple to read, basic hot rod wiring diagram for lighting, switches, and relays. [More…]