8M0057716 Gearcase Seal Kit for Mercury 135HP 150HP EFI | JLM Marine family-yamaha-3mlhp Inspect the old gasket or

Inspect the old gasket or O-ring on the cover plate and replace it with the new one from the kit

Pay close attention to the order and orientation of each part

applying a thin layer of marine grease to rubber components

Lightweight design (approximately 30 g) for easy installation

8M0057716 Gearcase Seal Kit for Mercury 135HP 150HP EFI | JLM Marine family-yamaha-3mlhp Inspect the old gasket or8M0057716 Gearcase Seal Kit for Mercury 135HP 150HP EFI JLM Marine This gearcase seal kit is engineered to fit Mercury 135HP and 150HP EFI outboard engines, providing comprehensive sealing components for the gear housing and driveshaft assembly. Designed for both standard and counter rotation applications, this kit ensures reliable performance across multiple Mercury models and serial number ranges. This aftermarket replacement directly cross