View post: Walmart Has a Rechargeable LED Camping Lantern That’s ‘Good for Power Outages’ on Sale for 49% Off This spark plug tester features an innovative dual-socket design, allowing you to test two ...

Purchasing specialized testing equipment to fix your own outboard motor is expensive. Often a DIY mechanic can fabricate his own special tools making troubleshooting a lot easier on the budget.

Simply put, getting the maximum power from any race engine is a function of the temperature, pressure and timing of combustion gases in the cylinder. Since it would be expensive and impractical for ...

We earn commissions from purchases you make using links in our articles. Learn more. You don't have to pay a mechanic to change your spark plugs. Giving your engine fresh spark plugs should be part of ...

For hot rodders, spark plugs are often nothing more than inspection tools that reveal whether an engine is running too rich, too lean, or just right. Street guys look for a nice tannish-brown tint on ...