Ignitions and Electrical Wiring Harnesses

RESTOPARTS

Engine Wiring Harness, 6-Cylinder, Automatic, w/AC

$274.00

SKU: 05710

In Stock
In Stock
Ships by Sep 9
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The RESTOPARTS Supplied M05710A is an engine wiring harness designed for the 1965 Lemans/Tempest. This harness is specifically built for vehicles equipped with a 6-cylinder engine, automatic transmission, and factory air conditioning (W/AC). It serves as a direct replacement for the original wiring.
Show original supplier description
The RESTOPARTS Supplied M05710A is an engine wiring harness crafted as a reproduction of the original component for specific classic GM vehicles. This harness is designed for the 1965 Lemans/Tempest models featuring a 6-cylinder engine, an automatic transmission, and factory-installed air conditioning (W/AC). Their commitment to factory-accurate quality ensures that this wiring harness will fit and function as the original did, aiding in the restoration or maintenance of your classic vehicle's electrical system. This product is intended as a direct replacement for the OE wiring harness. Proper installation is crucial for the functionality and safety of your vehicle's electrical system. As with many restoration parts, it is advisable to consult a professional if you are unfamiliar with automotive wiring.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandRESTOPARTS
Part Number05710
CategoryIgnitions and Electrical

We’re here — turning wrenches, just like you.

Call us, follow along, or come say hi.

Buy with Confidence

Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy