ARP piston Mounting sleeve

Tired of breaking pistons rings during installation?Make installing your pistons easier than ever before by using a sleeve styler ring compressor. Machined from Wiseco sleeve forgings, these ring compressors are hard anodized and Teflon coated for low friction and prolonged wear resistance. Sleeves have a smooth radius that tapers down to the specific bore size that compresses the piston rings smoothly and evenly.Available in bore sizes ranging from 81mm to 84mmFeatures: Hard anodized and Teflon coated for low friction and prolonged wear resistance. Sleeves have a smooth radius that tapers down to the specific bore size. Compresses the piston rings smoothly and evenly. Greatly reduces the difficulty with installing thin high-performance oil rings.