Yeah and why would you "index" your spark plug towards the "center"? The center of what? There is no intake valve to point to.
Also, NGK makes plugs with no projection whatsoever, though I forget the letter designation off hand.
Yeah and why would you "index" your spark plug towards the "center"? The center of what? There is no intake valve to point to.
Also, NGK makes plugs with no projection whatsoever, though I forget the letter designation off hand.
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