The 3MR-87123-0 Piston Ring Set (STD) is a genuine OEM replacement component designed for compatible Tohatsu 2-stroke outboard motors. This standard-size piston ring set is installed on the piston assembly to maintain proper cylinder sealing, compression pressure, and efficient combustion performance. Manufactured to Tohatsu's original specifications, the 3MR-87123-0 Piston Ring Set provides reliable sealing between the piston and cylinder wall, helping restore engine performance during top-end repairs, piston replacement, or complete engine rebuilds. It is an essential component for maintaining correct compression and reducing combustion gas leakage.
Gear Case & Crank Shaft (Tohatsu)
Piston Ring Set (STD) - Set of 3
Brand: Tohatsu
SKU: 3MR-87123-0
$103.95
Key benefits
- Commonly used on selected Tohatsu M90A2 outboard motors using the same piston assembly.
- Always verify compatibility using your outboard engine model and serial number before ordering to ensure correct fitment.
Shipping
Ships Australia-wide