This custom phenolic spacer is to better electrically insulate the ignition coils from their metal bracket.

Note:  We re-gap the spark plugs to .035” when they are serviced here. Although it is no ‘magic bullet’, we believe that these simple and inexpensive changes do help.

* Proper ignition prevents damage to catalytic converter

* Phenolic spacer extends coil service life

Back in stock!  Nov 27, 2023