Hastings 3.780"/76.60 mm Standard Bore, Single Cylinder Ring Set with 1.75 mm Top Ring, 1.75 mm Second Ring and a First Oil Ring is 3.50 mm.
This Hastings Single Cylinder Ring Set has a top ring manufactured from grey iron with phosphate ring surface treatment, a second ring manufactured from grey iron with 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
1983-1989 Volvo 244
1983-1989 Volvo 245
1989-1992 Volvo 740
1984-1990 Volvo 760
Attributes
1st Oil Groove 3.50
1st Oil Ring Material STEEL RAIL/STAINLESS EXP
2nd Groove 1.75
2nd Ring Surface Treatment PHOSPHATE
Alternate Part Number 4477S
California Proposition 65 No
Engborein 3.780
Engboremetric 96.00
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
SDR Required Flag N
Top Groove 1.75
Top Ring Surface Treatment PHOSPHATE
GTIN 00075538100843