PBP H-1 - For most Holley® and Demon® 2bbl and 4 bbl carbs, and most similar 4150/4160 model carburetors. and Holley Marine carbs running

and Holley Marine carbs running Straight accelerator pump nozzles

Please email us a photo of the top view of your carburetor and we will get back to you quickly with the correct POWERBLAST PLATE for your application

and raised venturi top 4150 model carburetors

For a mechanical secondary with 2 accel pump nozzles - order 2 PLATEs

For mechanical secondary with 2 accel pump nozzles - for best performance order 2 PLATEs

PBP H-1 - For most Holley® and Demon® 2bbl and 4 bbl carbs, and most similar 4150/4160 model carburetors. and Holley Marine carbs runningSold Individually For a vacuum secondary carburetor with 1 accel pump nozzle order 1 PLATE. For a mechanical secondary with 2 accel pump nozzles order 2 PLATEs. Must use the standard "Straight" accelerator pump discharge nozzles. (Not designed to work with the "tube style" or "anti pullover" nozzles.) Works with: Holley 2300 and 4412 model 2 bbl carburetors; 4150, 4150 HP and Ultra XP, and 4160 4 bbl carburetors (all CFMs in these models); Holley