What is the compression rating for a Johnson 150 oceanrunner 98?

The compression rating for a 1998 Johnson 150 OceanRunner outboard motor typically ranges between 100 to 130 psi per cylinder. However, it's important to check the manufacturer's specifications or consult a service manual for the exact values, as variations may exist based on the engine's condition and maintenance history. Regular compression testing is recommended to ensure optimal engine performance.