TOHATSU PARTS | PISTON RING SET (STANDARD) | 3R0-87123-0 | | Mercury/Mariner 39-803518A03 3B7S66110-0 The plug is responsible for

The plug is responsible for sealing the combustion chamber and igniting the fuel-air mixture to initiate the power stroke

and Mercury/Mariner 16159A03 for a complete water pump replacement

which helps to regulate the electrical current and prevent damage to the coil and other ignition components

This particular assembly is compatible with various Tohatsu models

TOHATSU PARTS | PISTON RING SET (STANDARD) | 3R0-87123-0 | | Mercury/Mariner 39-803518A03 3B7S66110-0 The plug is responsible forThis Genuine Tohatsu Marine Part is a piston ring set in standard size. The part number is 3R0 87123 0 and it is compatible with various Tohatsu outboard motors. It is designed to provide a reliable and durable seal for the piston, ensuring optimal engine performance. This piston ring set is a genuine Tohatsu part, guaranteeing a perfect fit and high quality construction. It is a crucial component for maintaining the efficiency and longevity of your