Mr Gasket Mr. Gasket Ultra-Seal Collector Gaskets - 3 Inch 5971 1991-chevrolet-g20-esi2254574 Description_EXT 3 & 4-speed standard/forward

Description_EXT 3 & 4-speed standard/forward pattern indicator windows for all B&M QuickSilver shifters

The 1-7/8" headers offer a step up in flow and are well suited for most street and performance LS swap builds across the full LS engine family

IP69K Compliant - Dust/Water Ingress

Turbosmart BOV Kompact Dual Port VR25 - 2022+ Nissan 400Z Twin Turbo V6

Mr Gasket Mr. Gasket Ultra-Seal Collector Gaskets - 3 Inch 5971 1991-chevrolet-g20-esi2254574 Description_EXT 3 & 4-speed standard/forwardManufactured from high temperature steel core graphite faced exhaust material. Expanded steel core provides stability and maximum torque retention to eliminate gasket failure. Graphite facing provides excellent heat resistance and thermal conductivity to transfer heat away. Mr Gasket Mr. Gasket Ultra Seal Collector Gaskets 3 Inch 5971 Specifications: # Bolt Holes 3 Bolt Hole Size 3 8 Bolt Pattern 3 7 8 Brand Mr. Gasket Category Exhaust Collector