Mahle OE chrome ring sets include a chrome-plated piston ring assembly for a 3.8400-inch bore with CP20 standard tension top rings and a 4.75 mm oil ring, sold as a complete oil ring assembly. These rings are intended for OE-style rebuilds where correct tension and oil control are required. Supplied in chrome finish, they suit standard bore repairs and maintain piston-to-cylinder sealing characteristics.
Mahle Rings 3.8400in Bore CP20 Std Tension 4.75MM Oil Ring Assembly Chrome Ring Set