Straub Technologies Timing Cover - 1-Piece - GM LS-Series AS02521 The oil metering band is

The oil metering band is milled to an exact depth in order to prevent too much oil from being delivered to the top of the motor

From those earliest days in the mid-1960s right through today

GM F-Body 1998-2002 / Chevy Camaro 2010-15 / Chevy Corvette 1997-2013

2-1/2 in Polished Tips

Valve Stem Core Tool

Straub Technologies Timing Cover - 1-Piece - GM LS-Series AS02521 The oil metering band isProduct Description: Timing Cover 1 Piece Seal Included Aluminum Natural GM LS Series Sold Individually With 25 years of experience in the performance industry, Straub Technologies has built relationships with many of the top companies. Our ability to source, design, and sell products to satisfy the performance needs of industry giants and grassroots racers alike has built our reputation as the go to source in the performance industry.