This Mahle OE Moly reduced radial ring set is specified for a 4.060 inch bore and combines plasma moly treatment with reduced radial thickness for particular rebuild needs. It lists ring heights of .043 inch, 1.5 mm and 3.00 mm, and is offered as an OE-style moly set for engines requiring those precise dimensions and reduced radial profiles for clearance or performance reasons.
Mahle Rings 4.060in Bore .043in1.5MM3.00MM Plasma Moly Ductile Std Tension Reduced Rad Moly Ring Set