Description
Do you want to change jets on your carb? This Metering block conversion kit is for converting any SINGLE FUEL INLET Holley 4160 carburetor that has a secondary metering plate. Great way to increase performance and be able to change jetting on the secondary side. Comes with longer transfer tube to accommodate the thicker metering block This kit does not come with main jets. Choose your size from our jet menu. Replaces Holley 34-6
