CHAMPION part description

Product Description

Copper Plus Spark Plug RJ18YC Carton of 4

Application Summary

Allard Pass. Car: 5.4L V8 (54-52); Buick Pass. Car: 4.1L L8 (50-46), 4.3L L8 (53-50), 4.3L V8 (54-54), 4.9L V8 (67-67), 5.2L L8 (52-50), 5.3L V8 (54-53), 5.6L V8 (67-67), 6.0L V8 (58-58), 6.6L V8 (67-67); Cadillac Pass. Car: 7.0L V8 (67-67); Chevrolet Lt.

Features & Benefits

  • Copper Plus - Dependable Performance and Durability
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Superior corrosion resistance
  • Built to ISO and SAE standards for proven performance

Product Attributes

Ground Electrode Core Material Nickel
Washer Included Yes
Electrical Terminal Type Non-Removable Nut
Center Electrode Tip Material Nickel
Pre-Gap Size 0.035 IN
Ground Electrode Quantity 1
Hex Size 0.813 IN
Insulator Height 0.09 IN
Manufacturer Heat Range 18
Seat Type Flat
Reach 0.375 IN
Thread Diameter 0.551 IN
Resistor Type Yes
9507 Hex
9745 Crush
9746 No
Center Electrode Diameter (inch) 0.094 IN
Classification Champion Copper Plus
Ground Electrode Material Nickel Copper Alloy
Installed Height (inch) 2.24 IN
Insulator Projection (inch) 0.09 IN
Part Description Spark Plug
Plug Type RJ18YC
Taper Diameter (inch) 0.31 IN

Additional Information

Country of Origin (Primary) MX
Harmonized Tariff Code (Schedule B) 8511100000
Harmonized Tariff Code (HTS) 8511100000
UPC 00037551000289
VMRS Code 033003005

Part Interchanges

CHAMPION 58 Cross Reference

We have 2 alternatives for the 58 by CHAMPION:

Fits Vehicles

  • GMC Transmode (1973-1974)
  • Chevrolet Estate (1969-1970)
  • Pontiac Tempest (1968-1970)
  • Pontiac Beaumont (1968-1969)
  • Pontiac Parisienne (1967-1971)
  • Pontiac Strato-Chief (1967-1970)
  • Pontiac Laurentian (1967-1971)
  • Buick Sportwagon (1967)
  • Dodge Texan (1956)
  • Chrysler Windsor (1955-1956)
  • Dodge Sierra (1955-1956)
  • Dodge Custom (1954-1956)
  • Dodge Royal (1954-1956)
  • Chrysler Saratoga (1951-1952)
  • DeSoto Firedome (1952-1956)
  • DeSoto Fireflite (1955-1956)
  • Allard K3 (1952-1954)
  • Pontiac Acadian (1968-1971)
  • Facel Vega FV1 (1954-1955)
  • Facel Vega FVS (1956-1958)
  • Facel Vega FV (1954-1955)
  • Oldsmobile Cutlass Supreme (1967-1968)
  • Nash Nash-Healey (1951-1952, 1954)
  • Nash Ambassador Super (1954-1956)
  • Nash Ambassador Custom (1949-1951, 1954-1956)
  • Pontiac Ventura (1971)
  • Pontiac GTO (1967-1971)
  • Pontiac Grandville (1971)
  • Pontiac Grand Safari (1971)
  • Pontiac Bonneville (1967-1971)
  • Plymouth Suburban (1955-1957)
  • Plymouth Savoy (1955-1957)
  • Plymouth Plaza (1955-1957)
  • Plymouth Fury (1956-1957)
  • Plymouth Belvedere (1955-1957)
  • Oldsmobile Vista Cruiser (1967-1968)
  • Oldsmobile Toronado (1967)
  • Oldsmobile F85 (1967)
  • Oldsmobile Delta 88 (1967-1968)
  • Oldsmobile Delmont 88 (1967-1968)
  • Oldsmobile Cutlass (1968)
  • Dodge Meadowbrook (1953-1954)
  • Dodge Coronet (1953-1956)
  • Chrysler Town & Country (1951-1953, 1955)
  • Chrysler Newport (1951-1953, 1955)
  • Chrysler New Yorker (1951-1953)
  • Chrysler Nassau (1955)
  • Chrysler Imperial (1951-1953)
  • Chevrolet Townsman (1969)
  • Chevrolet P30 Van (1969)
  • Chevrolet P20 Van (1969)
  • Chevrolet Nova (1969-1970)
  • Chevrolet Kingswood (1969)
  • Chevrolet K30 Pickup (1969-1970)
  • Chevrolet K20 Suburban (1969-1970)
  • Chevrolet K20 Pickup (1969-1970)
  • Chevrolet K10 Suburban (1969-1970)
  • Chevrolet K10 Pickup (1969-1970)
  • Chevrolet Impala (1969)
  • Chevrolet G20 Van (1969-1970)
  • Chevrolet G10 Van (1969-1970)
  • Chevrolet El Camino (1969-1970)
  • Chevrolet Chevelle (1969-1970)
  • Chevrolet C30 Pickup (1969-1970)
  • Chevrolet C20 Suburban (1969-1970)
  • Chevrolet C20 Pickup (1969-1970)
  • Chevrolet C10 Suburban (1969-1970)
  • Chevrolet C10 Pickup (1969-1970)
  • Chevrolet Brookwood (1969)
  • Chevrolet Blazer (1969-1970)
  • Chevrolet Biscayne (1968)
  • Chevrolet Bel Air (1968)
  • Cadillac Fleetwood (1967)
  • Cadillac Eldorado (1967)
  • Cadillac DeVille (1967)
  • Cadillac Calais (1967)
  • Buick Skylark (1967)

Don't know your part number?

Take a photo and we'll identify it!

Recommended Products

More from CHAMPION (Browse all)