Hastings 3.465"/88.00 mm Bore +.020"/.50 mm Over Size, 1-Cylinder Ring Set with 2.50 mm Top Ring, 2.00 mm Second Ring and a First Oil Ring is 3.00 mm.
This Hastings 1-Cylinder Ring Set has a top ring manufactured from ductile iron with ceramic chrome surface treatment, a second ring manufactured from ductile iron with phosphate ring surface treatment. The 1st oil control ring is manufactured of ductile iron with a chrome ring surface treatment.

Application Summary:

Year Make/Model
2003-2006 Dodge Sprinter 2500
2003-2006 Dodge Sprinter 3500
2007-2015 Mercedes-Benz Sprinter
2010-2013 Mercedes-Benz Vito
Attributes
1st Oil Groove 3.00
1st Oil Ring Surface Treatment CHROME
2nd Groove 2.00
2nd Ring Surface Treatment PHOSPHATE
Alternate Part Number 2D7291.50
California Proposition 65 No
Engborein 3.465
Engboremetric 88.00
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
SDR Required Flag N
Top Groove 2.50
Top Ring Surface Treatment CERAMIC CHROME
GTIN 00075538369493