Forum Discussion

23hotrodr's avatar
23hotrodr
Explorer
Jul 03, 2020

spark plug gap for Workhorse (GM) 8.1L ?

Anyone know what the spark plug gap is correct for 2007 Workhorse 8.1L ? Thanks-- Mick
Class A
MountainAir05's avatar
MountainAir05
Explorer II
Jul 03, 2020
They come pre gap at 60 and should not be change.

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