Do Spark Plug Wires Matter?

Running on bad spark plugs or spark plug wires can end up using more fuel. High-quality wires will allow the spark plugs to start faster and keep your engine running more effectively. Save money. Routinely swapping out your spark plug wires can save you cash.

Do spark plug wires matter where they go?

Does not matter. It's what's known as a waste spark system, meaning both plugs fire every 180 degrees of crankshaft rotation on a twin engine, all three fire every 120 degrees on a twostroke triple. So you can put the plug wires anywhere and it will run the same.

Are spark plug wires interchangeable?

Changing the Spark Plug Wires. ... Wires are not interchangeable. Every cylinder works in sync with a particular electrical connection on the distributor cap or ignition coil, depending on your car model.