Drop-in Carburetor Spacer Kits PRP has developed a revolutionary carburetor spacer. Our drop-in spacer consists of a 1-inch outer shell that has three precision fit inserts that will drop-in to modify your spacer. This spacer will allow you to change between open plenum, 4-to-1 and a 4-hole design using just one kit. Each kit comes complete with 3 changeable drop-in inserts. This revolutionary spacer is a must have when dyno tuning or track tuning to find the best results from your engine. Browse our other Carburetor Accessories here. Details: One Inch outer shell Comes with three precision fit inserts Comes with: open plenum, 4-to-1 and a 4-hole Made from 6061 aluminum Made In USA
