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NGK Standard Spark Plug - NGK (3964)

NGK part # 3964

NGKMPN3964
Description : NGK Standard spark plugs (in the iconic NGK 'yellow box' packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK's legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance, while triple gasket sealing prevents combustion gas leakage. Solid 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.
Standard Spark Plug
OE Series Standard Nickel Spark Plug: Semi-Surface Discharge Tip, BKR5EKU
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Product Details

Description

NGK Standard spark plugs (in the iconic NGK 'yellow box' packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK's legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance, while triple gasket sealing prevents combustion gas leakage. Solid 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.
Standard Spark Plug
OE Series Standard Nickel Spark Plug: Semi-Surface Discharge Tip, BKR5EKU

Features & Benefits

  • ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode 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

Part Number (MPN)
3964
Brand
SKU
3964
Condition
New
Brand
NGK Standard
Center Electrode Core Material
Copper
Center Electrode Design
Standard
Center Electrode Tip Material
Nickel
Electrical Terminal Type
Non-Removable Nut
Grade Type
Regular
Ground Configuration
Semi-Surface Discharge
Ground Electrode Core Material
Nickel
Ground Electrode Quantity
2
Ground Electrode Tip Design
Semi-Surface Discharge
Ground Electrode Tip Material
Nickel
Hex Size
5/8
Insulator Height
50.50
Manufacturer Heat Range
5
Part Number
BKR5EKU
Pre-Gap Size
.028
Reach
.75
Resistance
5000.0
Resistor Type
Yes
Seat Type
Flat
Stock Number
3964
Thread Diameter
14.00
UPC
00087295139646
Washer Included
Yes

YearMakeModelBody & TrimEngine & Transmission
Vehicle #1
Year
Make
Model
Body & Trim
Engine & Transmission

BrandEquivalent Part Numbers

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BrandEquivalent Part Numbers
Beck Arnley
1765262
Champion Spark Plug
RC9BMC
NGK
3964, BKR5EKU
Volkswagen
101 000 035 AB

Shipping Policy

At Restauco Parts, we ship to the 48 contiguous U.S. states and Puerto Rico. Every order ships from our supplier's authorized warehouses located in the United States. At this time we do not ship to Alaska, Hawaii, the U.S. Virgin Islands, Guam or other U.S. territories... Check out our Shipping Policy for more details.

Return Policy

We have a 30-day return policy, which means you have 30 days after receiving your item to request a return... Check out our Return Policy for more details.


NGK

NGK spark plugs deliver superior ignition performance and longevity, making them the go-to choice for engine efficiency and reliability. Shop NGK premium and standard spark plugs at Restauco and maintain optimal combustion performance across all 50 states. Order replacement NGK ignition components engineered with advanced materials for extended service intervals. Buy NGK auto parts online with free nationwide shipping and keep your engine firing efficiently with trusted Japanese engineering.

Browse the Full NGK Parts Catalog

Restauco.com

Restauco Parts is your trusted online source for genuine OEM and premium aftermarket auto parts. We carry top brands including ACDelco, GM Genuine Parts, Motorcraft, Dorman, Akebono, Wagner, and Bilstein. Whether you need brake pads, suspension parts, ignition coils, fuel pumps, or engine components, we offer competitive prices and fast shipping on thousands of parts for all major makes and models. Shop with confidence — every part we sell meets or exceeds OEM quality standards.