Billet LS Valve Covers Machined by QMP With or Without O-ring:1. With O-ring This wrench is double sided

This wrench is double sided to allow for more angles for help in those really hard to reach spots

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and rod length

If you need to work with a bore outside that size range send us an email we make different sizes

NGK racing plugs feature special electrode materials—precious metals like platinum

Billet LS Valve Covers Machined by QMP With or Without O-ring:1. With O-ring This wrench is double sidedBillet LS Valve Covers Machined by QMP For LS engines using any rocker system including Jesel and T & D rocker systems. Includes 2 16AN female ports, one on each cover's front side. NOTE: Choose which option fits your build Option 1: with O ring Option 2: without O ring, for use with head surfaces that already O ringed Ships with bolts included. $20 shipping to anywhere in the USA.