Assembly - Mercury MerCruiser D2.8L D-Tronic Service Manual

SERVICE MANUAL NUMBER 22

Assembly

1. Coat inside of connecting rod bushing, piston pin bore, and piston pin with SAE 30W
engine oil.
2. Assemble piston to connecting rod with the combustion chamber recess aligned with
rod numbers.
3. Insert piston pin and install snap ring.
4. Clamp in a soft jawed vise as shown.
NOTE: Always install rings with ring markings facing the top of piston.
5. Install spring in lower piston groove.
6. Install oil control ring.
7. Squeeze ring into groove to seat spring and check for binding.
90-860074--1 FEBRUARY 2002
a - Combustion Chamber Recess
b - Rod Numbers
a
b
ENGINE MECHANICAL
70296
70290
Page 3A-113