For owners of a 2006 Cummins 5.9 diesel engine, every component in the engine bay plays a critical role in overall performance and longevity. Valve covers and their securing bolts are essential ...

We will pay particular attention to 1955-1986 small-block valve covers and gaskets. Big-blocks utilized seven bolts instead of the four on the first-generation small-blocks.

Cover Considerations. From the first small-block engines in 1955 until head modifications in 1959, valve covers had a staggered-bolt pattern (the upper boltholes were a little over an inch closer ...

Tighten the Valve Cover. The valve cover gaskets may loosen due to engine vibrations, but tightening the valve cover with a torque wrench should stop the leak. However, over-tightening the bolts will ...

Repeat for other valve on the same cylinder (* See note below). 21. Repeat for other cylinder. 22. Use 8 foot-pounds of torque for the valve cover bolts. 23. Put your plugs, covers & wires back. make ...

Remove the factory mounting bolts with their threaded ends and swap them with the Skunk2 supplied hardware to line up with the valve cover's layout. See All 36 Photos Skunk's hardware features a ...

How to Replace Valve Cover Gasket on 2000 - 2007 Toyota Corolla. Published: 11 Oct 2013, 16:11 UTC • By: Gabriel Brindusescu. ... Unscrew the 8 bolts fixing the cover to the cylinder head; ...

How to Replace Valve Cover Gasket on 1998-2002 Toyota Corolla. Published: 26 Jul 2013, 17:23 UTC • By: Gabriel Brindusescu. ... Unscrew and remove all the bolts of the valvetrain cover; ...