Quicksilver premium gear lube 1 Liter £24.30 Quantity: at £24.30 each Add To Basket For use in lower units on outboards below 75HP-except outboards with electric shift gear cases. SAE 80W-90 Quicksilver premium gear lube providesthe proper corrosion protection and lubrication needs of marine gear cases not found in automotive-based oil. This gear lube provides maximum protection against: water intrusion -advanced emulsifiers prevent foaming to protect gears if water enters the gear housing. wear-tackifiers and extreme pressure additives improve oil film adhesion and protect against excessive wear Mercury recommends the gear lube be changed at least once per year (prior to storage) or every 100 hours of operation. see your owner`s manual for specific recommendations. Meets or exceeds the needs of all marine engine manufactures` gear lube. Using this product will not void manufactures` warranties.