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Heavy Duty Spark Plug Gap Setting Tool With Retractable Gap Gauge

$54.73/Each
Price Includes GST
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Part# 12-03390
MFR Model# ATS420K

Overview

This professional heavy-duty spark plug gap setting tool is completely portable for field use, yet precise enough to set gaps to within 0.001". The precision screw drive with its comfortable knurled knob gaps any type of Massive Electrode Aviation Spark Plug reliably and without any danger of damaging the spark plug. Simply screw the spark plug into the base of the tool and turn the knob to the required gap width. Complete kit includes ATS420 Gapping Tool plus ATS450 wire feeler gauge.

Features

  • Sets gaps to within 0.001"
  • Includes ATS450 feeler gauge
  • Precision CNC Machined from 4160 Tool Grade Steel
  • Attractive Nickel-Cadmium finish resists rusting
  • Knurled palm grip keep the tool from slipping in hands
  • Compatible with all Champion, and AutoLite Massive Electrode Spark Plugs
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Reviews

Works as described

Russel L Verified Purchase

Heavy Duty Spark Plug With Gauge

August 25, 2024

Very easy to use for a first time owner but past auto mechanic.

David Verified Purchase

Heavy Duty Spark Plug With Gauge

August 14, 2024

Very easy simple to use

Rod C Verified Purchase

Heavy Duty Spark Plug With Gauge

November 17, 2023

Great simple spark plug gapping tool

Miguel A Verified Purchase

Heavy Duty Spark Plug With Gauge

August 21, 2021

Joseph E Verified Purchase

Heavy Duty Spark Plug With Gauge

July 21, 2021

I prefer handle it with hands than wise table.

Marc T
July 9, 2020

Shane N
August 2, 2018

easy to operate dont need a vise to hold all the mechanism, I like it very much

Robert H
June 5, 2017

Products will do the job, adjusting the spark plug gap takes practice. Issue I have is if you adjust the gap too much, there is no way to open gap back. Adjust the gap in small increments.

Miguel A Verified Purchase

Heavy Duty Spark Plug With Gauge

May 27, 2021

Inexpensive and easy, just dont undergap.

William T
August 8, 2019

Q&A

Please note, Aircraft Spruce Australia's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce Australia assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

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