COMP Cams 7 Valve Locks GM LS1 Helmet Headphones 2003-2006 Ford E-150

2003-2006 Ford E-150

2 in Diameter Tube

causing fuel system contamination

Unlike plastic brake ducts

1980-1997 Mercury Cougar

COMP Cams 7 Valve Locks GM LS1 Helmet Headphones 2003-2006 Ford E-150These single groove Machined Steel Street Locks with 7? lock angle and 8mm valve stem size are perfect locks for GM Gen III LS1 LS2 LS6 applications. It is critically important to make sure valve locks match the valve size. There should always be a small gap between the two halves of the lock when they are properly positioned on the valve stem. If the two halves fit together without a gap, they are too large. If the locks fit tight to the stem and