Mr. Gasket Alignment Tool - GM LS Rear Block Cover Harwood 1999-2017 GMC Sierra 1500

1999-2017 GMC Sierra 1500

72 in Compressed / 20

40 in Mast

1996-1996 GMC Savana 2500

in four steps (30

Mr. Gasket Alignment Tool - GM LS Rear Block Cover Harwood 1999-2017 GMC Sierra 1500The timing cover and rear cover on GM (General Motors) LS series engines don't have any dowel pins to ensure correct alignment to the centerline of the crankshaft & this often leads to annoying leaks at the front damper seal and rear main seal. These special alignment tools center the front or rear cover when it is installed, and allow an easy way to install the seal by lightly tapping on the tool with rubber mallet. Choose from three styles of these