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ULLMAN UNIVERSAL SPARK PLUG GAP GAUGE

$1.98/Each
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Part# 12-21375
MFR Model# SG-2 INCHES

Overview

Provides easy accurate spark plug adjustment. Features flanged edge for electrode bend- ing and beveled round hole for opening gap. 1.5" dia. Wt.: 0.8 oz. Scaled from .020" to .100". Pewter plating makes the inches more legible for user to read. Also available in metric scale (0.5 mm to 2.4 mm).

Reviews

Simple, effective, cheap, weighs nothing and fits in any tool kit.

John C
January 14, 2018

Q&A

Q: Is the center region of the gap gauge empty or is there an Ullman logo?

The center of the gap gauge is blank.

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