Hastings 4.1875" Bore +.040" Over Size, 8-Cylinder Ring Set with 5/64" mm Top Ring, 5/64" Second Ring and a First Oil Ring is 3/16.
This Hastings 8-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
1967-1969 Buick Electra
1967-1969 Buick Riviera
1962-1969 Buick Wildcat
1959-1965 Chrysler Imperial
1959-1965 Chrysler New Yorker
1959-1965 Chrysler Newport
1959-1965 Chrysler Town & Country
1963 Dodge 880
1961 Dodge Custom
1961-1962 Dodge Dart
1961 Dodge Lancer
1965 Dodge Monaco
1961-1962 Dodge Polara
1965 Dodge Polara
1961-1964 Plymouth Belvedere
1961 Plymouth Custom
1961-1963 Plymouth Fleet Special
1961-1964 Plymouth Fury
1961-1964 Plymouth Savoy
1961 Plymouth Sport Wagon
1961 Plymouth Suburban
Attributes
1st Oil Groove 3/16
1st Oil Ring Material STEEL RAIL/STAINLESS EXP
2nd Groove 5/64
2nd Ring Surface Treatment PHOSPHATE
Alternate Part Number 437.040
California Proposition 65 No
Engborein 4.1875
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
SDR Required Flag N
Top Groove 5/64
Top Ring Surface Treatment PHOSPHATE
GTIN 00075538005551