MOROSO ENGINE BRUSH KIT - MOR-61820

It's important to have a clean block - especially in critical hard-to-get-at areas of the oiling system. Each brush is designed for a specific purpose; there are two each of the oil gallery brushes since they get the most wear. Can also be used on crankshaft oil holes, cylinder heads, etc.; bristles are made of nylon which cleans as well as wire but does not scratch. Set of 12 brushes includes: Two of each: -1/4 dia. 2" long 10"" handle, 5/16"" dia. 2-1/2"" long 12"" handle, 3/8"" dia. 2-1/2"" long 12"" handle. One of each: 1/2" dia. 2-1/2" long 34" handle, 5/8" dia. 3" long 34" handle, 3/4" dia. 3" long 34" handle, 7/8" dia. 3" long 12" handle, 1-1/4" dia. 4" long 12"" handle, 5" dia. 7" long 18"" handle.