Davies Craig® - 12V Wiring Harness and Relay

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Engine Type Specific
Fitment Notes:
  • Fits Following Engines: Chevy Big Block
  • Fits Following Engines: Chevy Small Block
  • Fits Following Engines: Ford Big Block
  • Fits Following Engines: Ford Small Block
  • Fits Following Engines: Chrysler Small Block
  • Fits Following Engines: Chrysler Big Block
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Product Details

12V Wiring Harness and Relay by Davies Craig®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great quality at an affordable cost. Keep your EWP/Fan in control with this innovative product by Davies Craig. Specially designed for effective engine cooling system management, it will thermatically control the cooling fan in unison with your EWP, maintaining the target engine operating temperature. With this Davies Craig accessory used in conjunction with the EWP/Fan, you’ll get maximum power and efficiency you crave for.

Davies Craig


  • Innovative design for unbeatable performance
  • Meticulously designed to deliver solid performance
  • Crafted utilizing up-to-date equipment

If you’re a Hollywood super star there's no such thing as being too hot, but if it’s your vehicle’s heart under the hood that’s too hot, then that's not such a good thing at all. Bring those punishing high temperatures down with over-the-top performance engine parts from Davies Craig, leading the new Era in automotive performance engine cooling products. Using the latest in cooling technology and materials, these parts are aimed at efficiently cooling your engine bay to help prevent overheating and potential costly damage, which may occur. Whatever your automotive cooling needs, Davies Craig has the cool solution for the job.

If you’re looking to maximize your horsepower and ensure that your engine performs at the right temperature, Davies Craig has got you covered with a range of Fan & EWP controllers and switches designed to efficiently manage either an Electric Water Pump (EWP), Electric Booster Pump (EBP), Electric/Thermatic Fan or both. Fan/EWP controllers and switches by Davies Craig will come in handy to ensure your cooling system stays at the proper temperature. They’re a must-have for optimal control of your EWP/EBP by varying the speed of your pump in response to coolant temperature and manage control of your electric Thermatic/Electric Fan.

State-of-the-art Fan and EWP controllers and switches will help keep your pump running at the right flow rate, maintaining the optimal engine temperature you ‘set’, and will turn on the engine’s fan when cooling is needed over a wide range of temperatures. The higher engine temperature will offer improved fuel efficiency and lower engine temperature more power. Davies Craig engine management components has undergone extensive research, development, vehicle and test centre scrutiny to ensure that you get the highest quality and performance you can count on. Built with exceptional functionality in mind, they’re constructed with finest-grade materials to give you many years of trouble-free operation. When used in a combination with your EWP, they allow your engine to warm up quicker, unlock more power and improve engine life and reliability.

Established over four decades ago, Davies Craig® was formed to manufacture high-performance electric fans to fulfill the needs of automotive enthusiasts looking for a more efficient method to cool down their vehicles, and has since developed a comprehensive range of products, covering most makes of vehicles. Davies Craig's innovation, electric cooling, has now become a standard feature on most today's vehicles. Whatever your automotive cooling needs, the company has you covered with best-in-class fans, electric water pumps, viscous clutches, oil coolers, etc. Made utilizing the latest balancing machines, flow rigs and pressure testing equipment, they ensure the highest quality and performance to exceed your expectations.

Part Number:


Davies Craig warrants its products to be free from defects in material and workmanship under normal use and if properly installed for a period of two years from date of purchase. If found to be defective, they will be replaced or repaired. This shall constitute the sole remedy of the purchaser and the sole liability of Davies Craig to the extent permitted by law, the foregoing is exclusive and in lieu of all other warranties or representations whether expressed or implied, including any implied warranty of merchantability or fitness. In no event shall Davies Craig be liable for special or consequential damages. This warranty is only valid on products purchased from Davies Craig Authorized Dealers and/or Distributors.

Magnuson-Moss Warranty Act:
Legally, a vehicle manufacturer cannot void the warranty on a vehicle due to an aftermarket part unless they can prove that the aftermarket part caused or contributed to the failure in the vehicle (per the Magnuson Moss Warranty Act (15 U.S.C. 2302(C)) Learn More

Vehicle Fitment

This part is universal
  • Fits Following Engines: Chevy Big Block
  • Fits Following Engines: Chevy Small Block
  • Fits Following Engines: Ford Big Block
  • Fits Following Engines: Ford Small Block
  • Fits Following Engines: Chrysler Small Block
  • Fits Following Engines: Chrysler Big Block

Low Prices Price match guarantee
Guaranteed Fitment Always the correct part
In-House Experts We know our products
Easy Returns Quick & Hassle Free

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