Choosing prop material is a matter of balancing budget with performance.Propellers for pleasure boats with outboard or sterndrive power are made from one of two materials: aluminum or stainless steel. Let’s look at the advantages each offers.Aluminum PropsAffordability is the key advantage of an alu …

The largest source of trouble with marine engines these days lies with the fuel and fuel system. Paying regular attention to both can help prevent major headaches down the road. From hoses and connections to proper filtration and even fuel additives, time spent maintaining your fuel system helps kee …

High-Performance Outboard Lower UnitsYou all know that a boat goes faster when you trim an outboard higher. Less gear case in the water equals less drag, and since drag is inversely proportional to speed, the faster you go, the more drag the lower unit creates. Trimming out also raises the bow, cutt …

The most common thing I get asked over the phone to assist with is diagnosing outboard ignition problems. Whilst I am always happy to try and help in diagnosis, it can be very hard to do so over the phone. Apart from having the right tools to assist in diagnosis, a basic understanding of how a two s …

How to Replace an Outboard Water PumpDon't be put off by the fact that you have to drop the lower unit! Marine Parts Warehouse has the tips to get you through the job.The water pump is a vital component of any outboard motor because it circulates cooling water through the powerhead. The ru …