Comp Cams BBC Intake Valve 2.250 X 11/32 +.250 Long Side Mirror Can I use these with

Can I use these with my factory bulbs or do I need to buy new ones

Dish: 63mm depth for optimized driver ergonomics

It mounts at the factory brake light position using existing mounting points

Do I need bolts or fasteners to install this bracket

Sierra 1992 - 1995 GMC C2500 Suburban Base

Comp Cams BBC Intake Valve 2.250 X 11/32 +.250 Long Side Mirror Can I use these withCOMP Cams Sportsman Stainless Steel Valves are available in a variety of diameters and stem lengths for street competition engines. Made from 21 4N forged high strength steel alloy with 50 HRc minimum hard tips (eliminates the need for a lash cap), these valves are state of the art, delivering tremendous performance and durability. Recommended for all hydraulic, mechanical and roller lifter applications, these valves feature hard chrome plated 11 32