Hastings 3.346"/85.00 mm Bore +.040" Over Size, Single Cylinder Ring Set with 1.50 mm Top Ring, 1.50 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 a 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
1980-1981 Nissan 200SX
1983-1986 Nissan 720
1980-1982 Toyota Corolla
Attributes
1st Oil Groove 4.00
1st Oil Ring Material STEEL RAIL/STAINLESS EXP
2nd Groove 1.50
2nd Ring Surface Treatment PHOSPHATE
Alternate Part Number 2C6899S.040
California Proposition 65 No
Engborein 3.346
Engboremetric 85.00
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
SDR Required Flag N
Top Groove 1.50
GTIN 00075538048541