– Compressor dimensions: 149mm(5.86″) Height – Fits Size: 2.36” to 7.67” (60mm – 195mm). – Piston Ring Compressor nibs on bottom prevent compressor from sliding into cylinder. – Used to compress piston rings when installing piston into block – Special processing doubles tension-band life – Has a beaded edge so that the compressor cant enter a cylinder with a piston
