Part #: 2330

NGK 2330 Spark Plug

Standard Spark Plug
40 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Standard Spark Plug
Fitment: Saab, Aston Martin, Morgan, and Toyota, 900, Virage, 4/4, Supra, and 9000
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Reliable Ignition with NGK Standard Spark Plug 2330

The NGK Standard Spark Plug 2330 is engineered to deliver consistent ignition performance for select Aston Martin, Saab, and Toyota vehicles. Designed with durable materials and precise specifications, this spark plug supports efficient combustion and engine reliability.

  • Resistance: 5000 ohms for optimal electrical performance
  • Ground Electrode Tip and Configuration: Standard design with a single nickel ground electrode
  • Center Electrode: Copper core with nickel tip for balanced conductivity and durability
  • Pre-Gap Size: .036 inches for precise spark gap
  • Thread Diameter: 14.00 mm with a 5/8 inch hex size for secure installation
  • Insulator Height: 53.00 mm with a flat seat type
  • Manufacturer Heat Range: 6, suitable for moderate engine temperatures
  • Electrical Terminal: Non-removable nut for stable connection
  • Reach: .75 inches to fit specified engine designs

About the NGK Standard Spark Plug Line

The NGK Standard Spark Plug line offers dependable ignition components designed to meet OEM specifications. The 2330 part number belongs to this line, providing a balance of performance and durability through quality materials such as copper center electrodes and nickel ground electrodes. This line is ideal for drivers seeking reliable replacement spark plugs for their vehicles without advanced or specialized features.

Technical Details and Compatibility

The NGK 2330 spark plug features a copper core center electrode with a nickel tip, enhancing conductivity and wear resistance. The single nickel ground electrode with a standard tip design ensures consistent spark delivery. With a resistance of 5000 ohms, it helps suppress electrical noise while maintaining ignition efficiency. The flat seat and 14 mm thread diameter with a 5/8 inch hex size allow for proper fitment and installation in compatible engines.

Compatible Vehicles and Applications

  • Compatible with Aston Martin Virage models requiring a flat seat spark plug
  • Fits Saab 900 and 9000 models with specified ignition requirements
  • Suitable for Toyota Supra engines needing a .75 inch reach spark plug

Common Issues Addressed by NGK 2330 Spark Plug

  • Misfiring or rough idling due to worn or faulty spark plugs
  • Difficulty starting the engine caused by inconsistent ignition
  • Reduced fuel efficiency from incomplete combustion
  • Engine hesitation or power loss under load
  • Electrical interference affecting onboard electronics

Installation Notes and Tips

Ensure the engine is cool before removing old spark plugs. Use a torque wrench to tighten the NGK 2330 spark plug to manufacturer specifications to avoid damage. Verify the pre-gap size of .036 inches before installation, adjusting if necessary. The non-removable nut terminal requires compatible ignition wires or boots. Inspect the spark plug threads and seat for cleanliness to ensure proper sealing.

Quality Assurance and Warranty

NGK spark plugs are manufactured to meet strict quality standards, ensuring reliable performance and durability. The Standard Spark Plug line, including part number 2330, undergoes rigorous testing for heat range, resistance, and material integrity. While specific warranty details depend on the vehicle manufacturer or distributor, NGK products typically come with a limited warranty against manufacturing defects.

BrandNGK
Part Number2330
PositionStandard Spark Plug
Center Electrode Core MaterialCopper
Center Electrode Tip MaterialNickel
Electrical Terminal TypeNon-Removable Nut
Ground ConfigurationStandard
Ground Electrode Core MaterialNickel
Ground Electrode Quantity1
Ground Electrode Tip DesignStandard
Hex Size5/8
Insulator Height53.00
Manufacturer Heat Range6
Part NumberBCPR6ES
Pre-Gap Size.036
Reach.75
Resistance5000
Seat TypeFlat
Stock Number2330
Thread Diameter14.00

This part fits 40 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1998Saab9002.3LL4N/ASpark Plug Gap: 0.024 inches; Standard Spark Plug
1997Saab9002.3LL4N/ASpark Plug Gap: 0.024 inches; Standard Spark Plug
1996Saab9002.3LL4N/ASpark Plug Gap: 0.024 inches; Standard Spark Plug
1995Saab9002.3LL4N/ASpark Plug Gap: 0.024 inches; Standard Spark Plug
1994Aston MartinVirage5.3LV8N/AAdjust spark plug gap to 0.032 inches.; Standard Spark Plug
1994Saab9002.3LL4N/ASpark Plug Gap: 0.024 inches; Standard Spark Plug
1994Saab9002.0LL4N/ACity Driving; Gap 0.028"; OE Equivalent Design; 30,000 mi OE Mfr Recommended Service Interval; Standard Spark Plug
1994Saab9002.0LL4N/ACity Driving; Gap 0.024"; OE Equivalent Design; 30,000 mi OE Mfr Recommended Service Interval; Standard Spark Plug
1993Aston MartinVirage5.3LV8N/AAdjust spark plug gap to 0.032 inches.; Standard Spark Plug
1993Saab9002.0LL4N/ACity Driving; Gap 0.028"; OE Equivalent Design; 30,000 mi OE Mfr Recommended Service Interval; Standard Spark Plug
1992Aston MartinVirage5.3LV8N/AAdjust spark plug gap to 0.032 inches.; Standard Spark Plug
1992Saab9002.0LL4N/ACity Driving; Gap 0.028"; Standard Spark Plug
1992ToyotaSupra3.0LL6N/AAdjust spark plug gap to 0.032 inches.; Standard Spark Plug
1991Aston MartinVirage5.3LV8N/AAdjust spark plug gap to 0.032 inches.; Standard Spark Plug
1991Saab9002.0LL4N/ACity Driving; Gap 0.028"; Standard Spark Plug
1991ToyotaSupra3.0LL6N/AAdjust spark plug gap to 0.032 inches.; Standard Spark Plug
1990Aston MartinVirage5.3LV8N/AAdjust spark plug gap to 0.032 inches.; Standard Spark Plug
1990Saab9002.0LL4N/ACity Driving; Gap 0.028"; Standard Spark Plug
1990Saab9002.0LL4N/ACity Driving; Gap 0.032"; Standard Spark Plug
1990Saab90002.0LL4N/ACity Driving; Gap 0.032"; OE Equivalent Design; 30,000 mi OE Mfr Recommended Service Interval; Standard Spark Plug
1990ToyotaSupra3.0LL6N/AAdjust spark plug gap to 0.032 inches.; Standard Spark Plug
1989Saab9002.0LL4N/ASet spark plug gap to 0.028 inches.; Standard Spark Plug
1989Saab90002.0LL4N/ACity Driving; Gap 0.032"; OE Equivalent Design; 30,000 mi OE Mfr Recommended Service Interval; Standard Spark Plug
1989ToyotaSupra3.0LL6N/AAdjust spark plug gap to 0.032 inches.; Standard Spark Plug
1988Saab9002.0LL4N/ACity Driving; Gap 0.028"; Standard Spark Plug
1988Saab9002.0LL4N/ACity Driving; Gap 0.032"; Standard Spark Plug
1988Saab90002.0LL4N/ACity Driving; Gap 0.028"; Standard Spark Plug
1988Saab90002.0LL4N/ACity Driving; Gap 0.032"; Standard Spark Plug
1988ToyotaSupra3.0LL6N/AAdjust spark plug gap to 0.032 inches.; Standard Spark Plug
1987Saab9002.0LL4N/ACity Driving; Gap 0.028"; Standard Spark Plug
1987Saab9002.0LL4N/ACity Driving; Gap 0.032"; Standard Spark Plug
1987Saab9002.0LL4N/AAdjust spark plug gap to 0.032 inches.; Standard Spark Plug
1987Saab90002.0LL4N/ACity Driving; Gap 0.028"; Standard Spark Plug
1987Saab90002.0LL4N/ACity Driving; Gap 0.032"; Standard Spark Plug
1987ToyotaSupra3.0LL6N/AAdjust spark plug gap to 0.032 inches.; Standard Spark Plug
1986Saab9002.0LL4N/ACity Driving; Gap 0.028"; Standard Spark Plug
1986Saab9002.0LL4N/ACity Driving; Gap 0.032"; Standard Spark Plug
1986Saab90002.0LL4N/ACity Driving; Gap 0.028"; Standard Spark Plug
1985Saab9002.0LL4N/ACity Driving; Gap 0.028"; Standard Spark Plug
1985Saab9002.0LL4N/ACity Driving; Gap 0.032"; Standard Spark Plug

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

.K6RF.K6RTC176526022401-12E1622401-19V66233030073140335AGPR32CK6RFQ20PR-UQ20R-U

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.