Spark Plug Gap Tool msd81 upgrade Includes sleeve for -4 Russell

Includes sleeve for -4 Russell fitting

: -4ccPiston mass: 319gPiston Material: Forged

trimming or removal of the front bumper or radiator shroud

You will need to remove your MS41

and crimp your new wiring

Spark Plug Gap Tool msd81 upgrade Includes sleeve for -4 RussellAccurately Set Spark Plug GapMade From 7075 Aerospace Grade AluminumHard Anodized Black For Superior FinishFits 12mm and 14mm Spark Plugs RespectivelyOur Spark Plug Gap Tool will help you achieve a perfectly gapped spark plug every time. The days of banging your spark plugs and guessing are over. Simply screw your spark plug into the Spark Plug Tool. Insert a feeler gauge. Use the adjustment knob to squeeze the electrode to the desired gap.