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Speedway Motors Bill Smith

Moroso 73220 Spiral Core Spark Plug Wires Set, 135 Degree Boot, Blue Max


Sold in Quantity:
Cap Terminal Style:
HEI / Male
MFG. Part #:
Spark Plug Boot Ends:
135 Degree
Conductor Style:
Spiral Core
RFI Suppression:
Coil Wire Included:
Garage Sale:
Contains terminals for both HEI and non-HEI distributors

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Please NOTE the following about this product:

  • This item is sold as a set.



Q & A

What's in the Box

The superiority of Moroso Blue Max 8mm, 800 ohm spiral core wire comes from over 27 years of continual refinement. The combination of Moroso engineering expertise and a rigorous testing program makes this the finest ignition wire available for street or race. These spark plug wire sets are terminated at the plug end only and include enough wire length and terminals to fit HEI or Non-HEI distributors. You install the distributor ends. Wire color is blue.

  • Optimized combination of capacitance, inductance and resistance
  • Provides more spark energy and EMI protection than any other spiral core wire available
  • Eliminates interference with on-board electronics and provides static-free sound quality for car audio systems
  • Universal plug wire set fits HEI or socket style caps
  • Spark plug terminals and boots factory installed
  • You install distributor ends

Spark Plug Wire Installation Instructions (PDF)

Learn how to properly attach new spark plug terminals and boots by reading our tech article. How to Install Spark Plug Wire Ends.

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Competition look with custom fit for many applications featuring:

• Braided, tin coated copper cover with blue silicone spark plug boots
• No assembly required
• Double spring locking spark plug terminals for firm grip
• Grounding kit included



Wire Stripper and Crimper

Allows you to cut, strip and crimp 22 - 10 gauge wire and terminals and 7 - 8.5mm spark plug wires and terminals.

Learn how to properly attach new spark plug terminals and boots by reading our tech article. How to Install Spark Plug Wire Ends.

Taylor Cable 79651 409 Spark Plug Wires - 90 Degree Boot - Universal

Features a Spiral-Wound core with 350 ohms per foot resistance for EMI and RFI suppression delivering maximum fire power without radio interference and recommended for use with multiple-spark discharge and electronic ignition systems. For professional race and street applications. Universal fit for V8.

  • Sleeving is bonded directly over 8 mm Pro Wire
  • Dielectric strength of 100,000 volts-plus
  • 3 layers of silicone for heat protection up to 600 degrees F
  • .409" diameter (10.4 mm)
  • Tightly woven, heat treated fiberglass skin
  • Spiral wound or wire conductor cores
  • Taylor "90° Pro Boot" bonded to the wire

Learn how to properly attach new spark plug terminals and boots by reading our tech article. How to Install Spark Plug Wire Ends.

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Set is supplied with two 4-wire, two 3-wire, and four 2-wire separators.