Base Plate for Holley 1850 600 cfm Vacuum Secondary Carb Made in USA

Holley Base Plate Replacement for 600 cfm 1850 Single Feed Vacuum Secondary 4160 Carburetors

• Replace your worn or damaged carburetor base plate
• Fits 600 CFM Holley 1850 carburetors
• 1850 carburetors include R1850-2; R1850-3; R1850-4; R1850-5; R1850-6; R81850
• This new base plate assembly fits 4160 series with two corner idle 600 CFM carbs and 1-9/16"  throttle plates
• Assembly is ready to install with primary and secondary curb idle screws, linkage for vacuum secondaries, Ford style kick-down lever and power valve blow-out kit protection
• Casting 12r11520-2B, throttle butterflies stamped 109 V
• Please send a message before purchase if you have application questions