This Mahle plain ring set is specified for a 4.620-inch bore with .043-inch nominal sizing and .135 ring width, offered as an OE-quality plain ring set for use in engine rebuilds. The set supplies the basic sealing rings required for piston installation in compatible bores and is intended for installers seeking correctly sized replacement plain rings for maintenance or repair.
Mahle Rings Steel Napier THM-13 4.620 Bore x .043in .135 RW Plain Ring Set