Description & Size Guide
9 Finger Fabrication LLC 9Finger Fabrication M8 Engine Case Bore Plug Set Plug 'm! The only right way to cover up case bore openings. Foreign material that gets into the bottom end can cause major damage, using a rag or shop towel can inadvertently introduce these contaminates. This magnetic case bore plug set fits the spigot perfectly, holds the rods and is sold in a 4-pack set for front & rear cylinder. - Range: 4.20" to 4.575" crankcase bore. 18-24 107", 114", 117", 121" M8 models
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