Filters
Racing Power Company R9138
1/2" phenolic spacer - ported kt; 1/2" phenolic carburetor spacer with 4-hole design (gaskets included)
Racing Power Company R9139
1/2" phenolic spacer - open kt; 1/2" phenolic carburetor spacer with open center design (gaskets included)
Racing Power Company R9140
Cnc carburetor spacer 1" ported (a); 1" cnc machined carburetor spacer with 4-hole design -fit 4150 carburetors
Racing Power Company R9141
1.50" cnc carburetor spacer kit - ported (a); 1.50" cnc machined carburetor spacer kit with 4-hole design -fit 4150 carburetors
Racing Power Company R9142
2" cnc carburetor spacer kit- ported (a); 2" cnc machined carburetor spacer kit with 4-hole design -fit 4150 carburetors
