Service manual

11. Apply a small amount, approximately 2–3 drops,
of clean engine oil GM P/N United
States 12345610, GM P/N Canada 993193, or
equivalent, to the outside diameter of the
NEW crankshaft rear oil seal.
12. Install the NEW crankshaft rear oil seal onto the
J 35621-B .
13. Install the
J 35621-B onto the rear of the
crankshaft and hand tighten the tool bolts
until snug.
Notice: SIO-ID = 348112 Proper alignment of the
crankshaft rear oil seal is critical. Install the crankshaft
rear oil seal near to flush and square to the crankshaft
rear oil seal housing. Failing to do so may cause
the crankshaft rear oil seal or the crankshaft rear oil
seal installation tool to fail.
Important: A properly installed crankshaft rear oil seal
will be near to flush and square to the crankshaft
rear oil seal housing.
14. Install the crankshaft rear oil seal onto the
crankshaft and into the crankshaft rear oil
seal housing.
14.1. Turn the
J 35621-B wing nut clockwise
until the crankshaft rear oil seal is installed
near to flush and square to the crankshaft
rear oil seal housing.
Increased resistance will be felt when the
crankshaft rear oil seal has reached
the bottom of the crankshaft rear oil seal
housing bore.
14.2. Turn the
J 35621-B wing nut counter
clockwise to release the
J 35621-B from
the crankshaft rear oil seal.
15. Remove the J 35621-B from the crankshaft.
16. Wipe off any excess engine oil with a clean rag.
Piston, Connecting Rod, and Bearing
Installation
SIE-ID = 650066
Tools Required
•
J 5239 Connecting Rod Bolt Guide Set
•
J 8037 Ring Compressor
•
J 36660-A Torque Angle Meter
Important: The piston and cylinder bore have been
measured and the bore has been sized for the proper
clearance. Install the piston and connecting rod
assembly into the proper cylinder bore. The piston
alignment mark MUST face the front of the
engine block.
1. Apply clean engine oil to the following
components:
• The piston
• The piston rings
• The cylinder bore
• The connecting rod bearing surfaces
2. Install the
J 5239 onto the connecting rod bolts.
387765
Engine Engine Mechanical - 5.0L and 5.7L 6-111
2002 - Unit Repair (May 25, 2001)