The exact metering rods, jets, and step-up springs to fine-tune your application 2013-chevrolet-silverado-1500-esi1036196 Brake Combination Valve Bracket -

Brake Combination Valve Bracket - Vertical Mount - Steel - Cadmium - Allstar Brake Combination Valves - Each

Nut - 3/8-16 in Thread - Long - Aluminum - Red Anodized - Quick Change Gear Covers - Set of 10

Pushrod Guide Plate - 5/16 in Pushrod - Flat - Steel - Black Oxide - GM LS-Series - Set of 8

Fitting - Hose End - Vapor Guard - Adapter - 45 Degree - 6 AN Female to 3/8 in Hose Barb - Aluminum - Black Anodized - Each

Air Cleaner Assembly - Lightweight - 14 in Round - 4 in Element - 5-1/8 in Carb Flange - Dropped Base - 1 in Spacer - Aluminum - Natural - Kit

The exact metering rods, jets, and step-up springs to fine-tune your application 2013-chevrolet-silverado-1500-esi1036196 Brake Combination Valve Bracket -Carb Calibration Kit Street Demon Metering Rods Metering Jets Springs Case 625 CFM Street Demon Carburetors Kit