This Is A Metric and Standard Polished Stainless Steel Upper Engine Hex Bolt Kit for the 3.8L L67 3800 Series II & Series III Supercharged Engines.
The kit consists of packaged and labeled kits for the following components:
Valve Covers- Intake- Supercharger to Intake- SC Snout to SC- Sensors to Throttle Body- PCV Cover to SC- Vac Port to SC- SC Bypass Valve to SC- Thermostat Housing- Intake Water Cover- Fuel Rail to SC
The stamps remain on the bolt heads, but it has been polished to a high shine. It’s a low cost way to dress up your engine.
The picture is of a similar allen kit we offer.