NGK SPARK PLUGS part description

YR55 S-PLUGS

Product Description

NGK V-Power Spark Plug

Features & Benefits

  • ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode with V-groove provides consistent performance
  • RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
  • NGK's OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal

Product Attributes

Stock Number 7240
Part Number YR55
Resistance 5000.0 82
Ground Electrode Tip Design Standard
Ground Configuration J-Gap
Ground Electrode Core Material Nickel
Electrical Terminal Type Non-Removable Nut
Center Electrode Core Material Copper
Center Electrode Tip Material Nickel
Pre-Gap Size .060 IN
Ground Electrode Quantity 1
Hex Size 5/8 IN
Insulator Height 55.00 MM
Manufacturer Heat Range 5
Seat Type Tapered
Reach 0.460 IN
Thread Diameter 14.00 MM
Short Style Spark Plug No
Service Number YR55
Washer Included No
Grade Type Regular
Hex Size 5/8" (16mm)
Insulator Height 2.19 IN
Thread Diameter 0.551 IN
Insulator Material Ceramic
Resistor Type Yes
6648 0.0 IN
Ground Electrode Tip Material Nickel
9459 No
9506 0.04 IN
9608 Standard
9805 Non-Projected

Additional Information

Harmonized Tariff Code (HTS) 8511100000
Warranty Time UOM MO
Warranty Time 2
Country of Origin (Primary) JP
UPC 00087295172407
VMRS Code 033003005
UNSPSC 26101732

Part Interchanges

Fits Vehicles

  • GMC G35/G3500 Van (1974)
  • GMC G25/G2500 Van (1974)
  • GMC G15/G1500 Van (1974)
  • Chevrolet G30 Van (1974)
  • Chevrolet G20 Van (1974)
  • Chevrolet G10 Van (1974)
  • Pontiac Ventura (1975)
  • Pontiac LeMans (1975)
  • Pontiac Grand LeMans (1975)
  • Pontiac Firebird (1975)
  • Oldsmobile Omega (1975)
  • Oldsmobile Cutlass Supreme (1975)
  • Oldsmobile Cutlass (1975)
  • GMC Sprint (1975-1977)
  • GMC P35 (1975, 1977-1978)
  • GMC P25 (1975, 1977-1978)
  • GMC P15 (1975)
  • GMC K35 (1977-1978)
  • GMC K25 Suburban (1975, 1977-1978)
  • GMC K25 (1975, 1977-1978)
  • GMC K15 Suburban (1975, 1977)
  • GMC K15 (1975, 1977-1978)
  • GMC Jimmy (1975, 1977-1978)
  • GMC G35 (1975, 1977-1978)
  • GMC G25 (1975, 1977-1978)
  • GMC G15 (1975, 1977-1978)
  • GMC Caballero (1978)
  • GMC C35 (1975, 1977-1978)
  • GMC C25 Suburban (1975, 1977-1978)
  • GMC C25 (1975, 1977-1978)
  • GMC C15 Suburban (1975, 1977-1978)
  • GMC C15 (1975, 1977-1978)
  • Chevrolet P30 (1975, 1977-1978)
  • Chevrolet P20 (1975, 1977-1978)
  • Chevrolet P10 (1975, 1977)
  • Chevrolet Nova (1975)
  • Chevrolet Monza (1975)
  • Chevrolet Monte Carlo (1975)
  • Chevrolet Malibu (1975)
  • Chevrolet Laguna (1975)
  • Chevrolet K30 (1977-1978)
  • Chevrolet K20 Suburban (1975, 1977-1978)
  • Chevrolet K20 (1975, 1977-1978)
  • Chevrolet K10 Suburban (1975, 1977-1978)
  • Chevrolet K10 (1975, 1977-1978)
  • Chevrolet Impala (1975)
  • Chevrolet G30 (1975-1978)
  • Chevrolet G20 (1975-1978)
  • Chevrolet G10 (1975-1978)
  • Chevrolet El Camino (1975, 1978)
  • Chevrolet Corvette (1975)
  • Chevrolet Caprice (1975)
  • Chevrolet Camaro (1975)
  • Chevrolet C30 (1975, 1977-1978)
  • Chevrolet C20 Suburban (1975, 1977-1978)
  • Chevrolet C20 (1975, 1977-1978)
  • Chevrolet C10 Suburban (1975, 1977-1978)
  • Chevrolet C10 (1975, 1977-1978)
  • Chevrolet K5 Blazer (1975, 1977-1978)
  • Chevrolet Bel Air (1975)
  • Buick Apollo (1975)

Headquartered in Wixom, Michigan, NGK® is a global leader in the design and manufacture of spark plugs for virtually every automotive and commercial vehicle application. It has grown immensely since its inception in 1936 with the expansion of its ignition product line and the introduction of its technical sensor and vehicle electronics line. NGK partners with OEMs and uses only the latest cutting tools to ensure each NGK product meets OE specifications for exact fit, form, and function. With world-class quality and engineering, NGK’s expertise goes beyond manufacturing the most reliable spark plugs for the automotive industry but also providing the best customer service possible.

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