Hastings 3.701"/94.00 mm Bore +.016"/.40 mm Over Size, Single Cylinder Ring Set with 2.00 mm Top Ring, 2.00 mm Second Ring, and a First Oil Ring is 4.00 mm.
This Hastings Single Cylinder Ring Set has a top ring manufactured from grey iron with triple chrome ring surface treatment and second ring manufactured from grey iron with a phosphate ring surface treatment. The 1st oil control ring is manufactured of steel rail/stainless expansion with a chrome rail ring surface treatment.

Application Summary:

Year Make/Model
1977-1983 Peugeot 504
1984-1986 Peugeot 505
Attributes
1st Oil Groove 4.00
1st Oil Ring Material STEEL RAIL/STAINLESS EXP
2nd Groove 2.00
2nd Ring Surface Treatment PHOSPHATE
California Proposition 65 No
Engborein 3.701
Engboremetric 94.00
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
SDR Required Flag N
Top Groove 2.00
Top Ring Surface Treatment TRIPLE CHROME
GTIN 00075538169949