Proform Billet Aluminum Adjustable Metering Block - Purple Anodized - Holley 4150 BR30022 200 Combined Lumen High Beam

200 Combined Lumen High Beam for illuminating any dark landscape

The internals are encapsulated in urethane for protection against extreme vibration and abuse from racing environments

NexTek springs are specially processed from chrome silicon that undergoes winding

Supplied With Special Die To Set Hold Down Clamp

Proform Billet Aluminum Adjustable Metering Block - Purple Anodized - Holley 4150 BR30022 200 Combined Lumen High BeamFurther enhance the performance of your PROFORM high flow main body with billet metering blocks. Machined from solid aluminum, virtually eliminates porosity problems, and will not warp. Features changeable idle feed restriction with additional upgrades available for racing applications. May not be legal for sale or use in California or on many pollution controlled vehicles. PROFORM invites racers to experience the strength, innovation, and power