MSD 31689 8.5mm Midget Spark Plug Wires Set, Universal
Universal Fit, Spiral Core Conductor Style, HEI or Socket Cap Terminal Style, Red, Gray
MSD offers a universal set of 8.5mm Super Conductor plug wires for the Midget racers. These 50 ohms per foot resistance wires are supplied with the coil side’s special locking terminal and boot crimped to the wires. The spark plug side boots and terminals are supplied loose so the wires can be routed and crimped for each application. A special mini-stripper-crimper tool is also supplied.
Note: These low resistance spark plug wires are only applicable to an MSD Midget Coil Pack #8240 ignition system.
Learn how to properly attach new spark plug terminals and boots by reading our tech article. How to Install Spark Plug Wire Ends.
NotesLocking coil end terminals included.
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Q & A
Pat talks about our red solid core spark plug wire and rajah ends.
Learn about some of the differences between factory plug wires and the improvements you'll receive with a quality set of aftermarket performance wires.
Learn how to install spark plug wire ends. Our step by step guide takes you through terminal end and boot installation with the use of a wire stripper tool.
In preparation to transplant a 430hp 383 stroker into Project Chevelle, Zach R. made up a set of plug wires for the car. To keep it nice and tidy they needed to be routed just right, be the perfect length and not distract from the engine!
Follow along as our expert goes through his process for replacing the steel wire covers on his 1954 Dodge 241 with a set of Offenhauser Finned Wire Covers.