Sierra 9400CAT4 4-Cycle Stern Drive Engine Oil, 25W40 FCW, 5 Qt. alt-50-3081 The Bearing Buddy prevents wheel

The Bearing Buddy prevents wheel bearing failure on boat

Type SO-239 connector inside mounting sleeve for easy mounting and dismounting for stowage

and can handle up to 30HP 4 stroke outboard motors

Anodized aluminum frame for corrosion resistance

Water Spots

Sierra 9400CAT4 4-Cycle Stern Drive Engine Oil, 25W40 FCW, 5 Qt. alt-50-3081 The Bearing Buddy prevents wheelSierra NMMA FC W Catalyst Compatible Oils have been specifically designed to meet the unique requirements of modern four stroke recreational engines with or without emission catalyst systems. Since recreational engines are often used in extreme operational and environmental conditions, robust oil is required to provide adequate protection. Utilizing premium base stocks and industry leading additive technology, Sierra Catalyst Compatible Oils excel.