Installation Procedure

IMPORTANT: When reusing valve lifters, install the lifters to their original locations.

Lubricate the valve lifters and engine block valve lifter bores with clean engine oil.
Insert the valve lifters into the lifter guides.

Fig 1: View Of Valve Lifters & Lifter Guides
Courtesy of GENERAL MOTORS CORP.

Align the flat area on the top of the lifter with the flat area in the lifter guide bore. Push the lifter completely into the guide bore.
Install the valve lifters and guide to the engine block.

Fig 2: View Of Valve Lifters & Guide
Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to FASTENER NOTICE in Cautions and Notices.

Fig 3: View Of Valve Lifter Guide Bolts

Courtesy of GENERAL MOTORS CORP.

Install the valve lifter guide bolts.
Tighten: Tighten the bolt to 12 N.m (106 lb in).
Install the cylinder head and gasket. Refer to Cylinder Head Replacement - Left or Cylinder Head Replacement - Right .