GMC Powertrain 4.3 L, Руководство по обслуживанию, Страница: 149 / 196

Engine Marine/Industrial 4.3L 6-139
2000 Marine/Industrial
5147
188030
5141
Camshaft Installation
1. Apply clean engine oil GM P/N 12345610 or equivalent, or
engine oil supplement GM P/N 1052367 or equivalent to the
following components:
• The engine camshaft lobes
• The camshaft bearing journals
• The camshaft bearings
2. Install three 5/16-18 x 4.0 in. bolts into the engine camshaft
front bolt holes.
Notice: All camshaft journals are the same diameter, so care must
be used in removing or installing the camshaft to avoid damage to
the camshaft bearings.
3. Use the bolts as a handle in order to install the engine
camshaft.
4. Remove the 3 bolts from the front of the engine camshaft.
Balance Shaft Installation
Tools Required
J 8092 Universal Driver Handle
J 36660 Electronic Torque Angle Meter
J 36996 Balance Shaft Installer
Important: The balance shaft and the balance shaft front bearing
are serviced only as an assembly. Do not remove the balance
shaft front bearing from the balance shaft.
1. Apply clean engine oil GM P/N 12345610 or equivalent to
the balance shaft front bearing.
Caution: Refer to Safety Glasses Caution in Cautions and
Notices.
2. Use the J 36996 and the J 8092 in order to install the
balance shaft.
Notice: Refer to Fastener Notice in Cautions and Notices.
5. If reusing the fasteners, apply threadlock GM P/N 12345382
or equivalent to the threads of the camshaft retainer bolts.
6. Install the camshaft retainer and bolts.
Tighten the camshaft retainer bolts to 12 N•m (106 lb in).