Primary Sled: 2005 Ski-Doo mxz800x\2003 Ski-Doo Blair Morgan 800x
Where I sled: Wisconsin
Posts: 437
We've found some small hp gains in the cart race motors with different plugs on the dyno but the coil pack is only going to make just so much spark,,,,are they worth $10.00 a piece,,worth a try. Just my two cents worth.