Mercury Optimax Models 135, 150, Direct Fuel Injection., Page 221Get this manual
EMISSIONS
CERTIFICATION LABEL:
The certification label must be placed on each engine at the time of manufacture and must be replaced in the same location if damaged or removedShown below is typical certification label and is not representative of any one modelLabel shown below is not to scale; (shown at twice the normal size)
Emission Control 2508 Information cc
This engine conforms to 1998 Model Year U.SEPA regulations for marine SI enginesRefer to Owners Manual for required maintenance
PART37855211 27
Idle Speed (in gear): 550 RPM Timing: Not Adjustable ECM Controlled Spark Plug: Champion PZFR5F-11 Gap: .040" Valve Clearance (Cold) mm Exhaust: NA
Family: WM9XM03.0220
FEL: 100.00 GMKW-HR