Mercury Optimax Models 135, 150, Direct Fuel Injection., Page 264Get this manual
POWERHEAD
Piston and Connecting Rod Reassembly
1Place needle bearings on clean piece of paper and lubricate with Quicksilver 2-4-C wTeflon Marine Lubricant
NOTE: There are 29 needle bearings per piston2Place sleeve which is part of piston pin tool (91-74607A1) into connecting rod and install needle bearings around sleeve as shown3Place locating washers on connecting rodIMPORTANT: Position connecting rod part number facing towards flywheelCarefully position piston over end of rodMake sure locating washers remain in place