Removing Water Pump Anti-Knock Spring Retainer

Located above the water pump impeller on many two stroke and four stroke models, 115 hp~250 hp, there are two wave washers and a flat washer underneath a plastic spacer and metal retaining collar. These components minimize driveshaft movement, up and down, to quiet the knock sometimes heard at low speeds. They must be removed […]

Torqued! Yamaha Bolt Torque Information

Typically, there are two means of ensuring fasteners (screws, bolts, and nuts) to remain tight: Using the “elastic properties” of the fastener material to maintain clamping pressure Mechanically locking the fastener “Elastic properties”? That’s not something everyone stops to think about. Elasticity is the ability of material to deform (stretch) and return to its original […]

HPDI Medium Pressure Fuel Filter Replacement

We have had many customers ask us how to remove the HPDI slip joint connector from the medium pressure fuel filter. Here it is!   *Important* – Make sure you relieve the VST fuel pressure before attempting to change this filter! Visit the links below for the parts and tools shown in this video: Medium […]

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In order to assist you with finding parts, or diagnosing an engine issue, we need to have good and complete information.  Please make sure you have full motor model information, as well as boat or electronics information if applicable. Our site allows you to find parts by way of basic maintenance parts pages for each […]

Y.E.S. – Yamaha Extended Service Warranty

Yamaha Extended Service – Y.E.S.  provides genuine Yamaha factory backed protection in their nationwide service network.  Repairs may be performed at any authorized Yamaha dealership in the United States.  There are no repair deductibles and no paperwork.  Yamaha works directly with your dealership, so you don’t have to file claims and wait for reimbursement.  Y.E.S. […]