How to Identify Bad Spark Plugs on a Polaris ATV?

Answer A bad spark plug in your engine can cause loss of power at high speed, misfiring, faulty acceleration and rough starting. To identify a bad spark plug in a Polaris ATV, you must locate and look at ... Read More »

Top Q&A For: How to Identify Bad Spark Plugs on a Polaris ATV

How to Change the Spark Plugs on 2005 Polaris 800?

Polaris installed a two-cylinder, 760 cc, electronic fuel-injected engine in the 2005 Polaris Sportsman 800 all-terrain vehicle. The ATV’s ignition coil delivers high-voltage electricity to the ... Read More »

What Is the Difference Between Regular Spark Plugs & Performance Spark Plugs?

Automotive technology has advanced so much that one may argue the standard spark plug has disappeared altogether and all plugs are performance enhanced. The truth is that standard plugs, much like ... Read More »

What Happens If You Replace Platinum Spark Plugs With Regular Plugs?

Many vehicles came from the factory with platinum or iridium spark plugs, but most applications also list the good old copper spark plug. There can be multiple versions of all of them, depending on... Read More »

Resistors Used in Spark Plugs & Spark Plug Wires?

In early model vehicles before fuel injection and engine management computers, copper or stainless steel core spark plug wires were used. This type of wire was encased in rubber, and this type of c... Read More »