Champion RJ8C /871 COPPER PLUS Spark Plug 8 Pack Replaces MR45
Suitable for most large American V8 Engines.
Copper Plus; Pre-Set Gap: 0.03"
Champion Copper Plus spark plugs have been original equipment on a wide variety of engines for many years. These plugs have nickel alloy centers and ground electrodes, with reasonably good wear characteristics. In addition, the extrusion of copper into the center electrode allows for increased conductivity and heat control.

Features & Benefits:
  • Dependable and durable
  • Built to ISO and SAE standards for proven performance
  • Patented SAC-9 semi-conductor resistor for maximum EMI & RFI suppression
  • Copper core center electrode allows for accurate control of heat range for longer life
  • TinTac® and ULTRASEAL shell for best corrosion protection of any spark plug in the industry
Cross Reference
MR45, R44, R45, WR8E, WR8EC, 159010-01110, 871, RJ7, RJ8, RJ8C/014
Suitable for, but not limited to: (Please check these work with your engine before bidding. Thanks)
ALLARD
ALLSTATE1952
AM GENERAL1970
AMERICAN BANTAM1938
CADILLAC1936-1939
CHEVROLET1939-1970
DELAGE1950-1953
DODGE
EDSEL
1934-1968
ESSEX1933
EXCALIBUR1968-1969
FARGO1942-1959
FIAT1951-1964
GMC1939-1970
GORDON-KEEBLE1964-1966
HENRY J1951-1954
HUDSON1935-1950
INTERNATIONAL1950-1975
ISO1963-1964
JEEP1946-1983
JENSEN1963
KAISER-FRAZER1947-1955
LASALLE1936
PLYMOUTH1957-1959
PONTIAC1955-1969
STUDEBAKER1940-1966
VAUXHALL1959-1963
VOLVO1947-1961
WILLYS1942-1954