HOLLEY CARBURETOR PHENOLIC 1/2" SPACER WITH 4 HOLE DESIGN # R9138 Rate_10 Free Flow Rate 70 gph

Free Flow Rate 70 gph Maximum Pressure (psi) 80 psi Inlet Size -8 AN O-ring Inlet Attachment Female threads Outlet Size -8 AN O-ring Outlet Quantity One Outlet Attachment Female threads Quantity Sold individually

Pro-Flow air cleaners fit all popular 5-1/8" diameter carburetors and include a black anodized Edelbrock script "E" nut

Technical notes: Wedged floats are designed for oval track use so that the float stays open in turns The use of brass floats on the secondary side of Model 4160 carburetors factory-equipped with Nitrophyl floats may result in loss of fuel control and flooding if the floats contact the metering plate Jet extensions and notched floats should only be installed in rear fuel bowls

Black ceramic

HOLLEY CARBURETOR PHENOLIC 1/2" SPACER WITH 4 HOLE DESIGN # R9138 Rate_10 Free Flow Rate 70 gphHOLLEY CARBURETOR PHENOLIC 1 2" SPACER WITH 4 HOLE DESIGN # S9138 CHEV FORD