LS7 Corvette Mechanical Repair Specs (PDF) - Bakes Online

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Print Preview Version 8.0 PubTeX output 2006.06.15:1036 File: C:\DOCUME~1\PCOMPO~1.IGS\LOCALS~1\Temp\.aptcache\2006LS7/tfa01804.dvi User: PComposer Page: 1482006 Y Car GMX245 Corvette7.0L (LS7) Engine Mechanical1552458Important: The internal parts of the oil pump assembly are not serviced separately. If the oil pump componentsare worn or damaged, replace the oil pump as an assembly.1. Clean the parts in solvent.Caution: Refer to Safety Glasses Caution .2. Dry the parts with compressed air.3. Inspect the oil pump housings (413, 456) and the cover (409) for cracks, excessive wear, scoring, or castingimperfections.4. Inspect the primary pump housing-to-engine block oil gallery surface for scratches or gouging.5. Inspect the primary pump housing (413) for damaged bolt hole threads.6. Inspect the relief valve plug (416) and plug bore for damaged threads.7. Inspect the oil pump internal oil passages for restrictions.8. Inspect the drive gears (410) and driven gears (412) for chipping, galling or wear.Minor burrs or imperfections on the gears may be removed with a fine oil stone.9. Inspect the drive gear splines for excessive wear.10. Inspect the pressure relief valve (414) and bore for scoring or wear.The valve must move freely in the bore, with no restrictions.Repair Instructions1555711Oil Pump Assemble148 of 272
Print Preview Version 8.0 PubTeX output 2006.06.15:1036 File: C:\DOCUME~1\PCOMPO~1.IGS\LOCALS~1\Temp\.aptcache\2006LS7/tfa01804.dvi User: PComposer Page: 1492006 Y Car GMX245 Corvette7.0L (LS7) Engine Mechanical1552458Important: Prior to assembling the oil pump, coat all wear or internal surfaces with clean engine oil.1. Install the primary pump driven gear (412) and drive gear (410) into the primary pump housing (413).2. Assemble the secondary pump housing (456) to the primary pump housing (413).3. Install the secondary pump driven gear (412) and drive gear (410) into the secondary pump housing (456).4. Install the oil pump cover (409).Notice: Refer to Fastener Notice .5. Install the pump cover bolts (408).Tighten: Tighten the oil pump cover bolts to 12 N·m (106 lb in).6. Install the relief valve (414).7. Install the relief valve spring (415).8. Install the relief valve plug (416).Tighten: Tighten the relief valve plug to 12 N·m (106 lb in).9. Inspect the oil pump for smooth operation by rotating the drive gears.Repair Instructions1555712Engine Front Cover Cleaning and Inspection149 of 272
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