• Your cart is empty
      0
      items

      Subtotal:$0.00

    :

    Clear
    Clear
    Previous imageNext image

          NGK 1094 - Spark Plug

          MPN: 1094
          The NGK 1094 Spark Plug ignites the air-fuel mixture, ensuring optimal engine performance and fuel efficiency in Jaguar vehicles. Designed for durability and reliability.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $2.75
          In stock

          Product Overview

          The NGK Spark Plug 1094 is engineered to meet or exceed OEM standards, ensuring optimal performance in your Jaguar vehicle. Designed for durability and reliability, this premium-grade spark plug is a trusted choice for both DIY enthusiasts and professional technicians. With its precise engineering, it delivers efficient combustion, improved fuel efficiency, and reduced emissions, making it an essential component for maintaining your vehicle's performance. Choose NGK 1094 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This NGK 1094 is equivalent to or replaces the following part numbers: Beck/Arnley 1765242, Beck/Arnley 1765245, Champion Spark Plug RS5C, Autolite 483.

          Vehicle Compatibility

          • Jaguar XJS 5.3 V12 (1989–1990)

          This may also fits other applications. Please use the vehicle selector tool to verify fitment.

          Why Shop at eEuroparts.com?

          • Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
          • Exclusive Kits That Fitâ„¢ - complete repair solutions with no guesswork
          • Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
          • Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
          • Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
          • Established Trust: Serving the European auto community since 2000.

          Frequently Asked Questions

          What does the NGK 1094 Spark Plug do?

          The NGK Spark Plug 1094 ignites the air-fuel mixture in your vehicle's engine, playing a critical role in maintaining engine performance and efficiency. A properly functioning spark plug ensures smooth engine operation, better fuel economy, and lower emissions.

          How do I know if my Spark Plug needs replacement?

          Key signs that your spark plugs may need replacement include engine misfires, difficulty starting the engine, decreased fuel efficiency, rough idling, and increased emissions. Regular inspection of spark plugs can help prevent performance issues.

          Can I install the NGK 1094 myself?

          Yes, the NGK 1094 can be installed by DIY enthusiasts. However, ensure to follow proper procedures and safety precautions while handling ignition components.

          What are the symptoms of a faulty Spark Plug?

          Common symptoms of a faulty spark plug include engine misfires, poor acceleration, and rough idling. If you see DTCs such as P0300 (Random/Multiple Cylinder Misfire Detected), P0301, P0302, P0303, P0304, P0305, P0306, it may indicate a failing spark plug.

          Why should I choose NGK for my Spark Plug needs?

          NGK is a trusted brand known for its quality and performance. Order NGK 1094 today for a factory-correct replacement that restores safety and performance.

          Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.

            • eEuroparts SKU
              137566
            • Barcode
              00087295110942
            • Manufacturer Part #
              1094
          • Brand
            NGK
          • Manufacturer
            NGK
          • MPN
            1094
          • Part Type
            Spark Plug
          • Cross Reference Numbers
            483, 1094, 1765245, RS5C, 1765242
          • Features
            Center Electrode Core Material : Copper
            Center Electrode Tip Material : Nickel
            Electrical Terminal Type : Non-Removable Nut
            Ground Configuration : Standard
            Ground Electrode Core Material : Nickel
            Ground Electrode Quantity : 1
            Ground Electrode Tip Design : Standard
            Hex Size : 5/8
            Insulator Height : 53.00
            Manufacturer Heat Range : 7
            Part Number : BR7EFS
            Pre-Gap Size : .028
            Reach : .708
            Resistance : 5000.0
            Seat Type : Tapered
            Stock Number : 1094
            Thread Diameter : 14.00
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          1989JaguarXJSBase (5.3 V12 GAS)Notes: Gap 0.035", OE Equivalent Design
          1989JaguarXJSCollection Rouge (5.3 V12 GAS)Notes: Gap 0.035", OE Equivalent Design
          1990JaguarXJSBase (5.3 V12 GAS)Notes: Gap 0.035", OE Equivalent Design
          1990JaguarXJSClassic Collection (5.3 V12 GAS)Notes: Gap 0.035", OE Equivalent Design
          1990JaguarXJSCollection Rouge (5.3 V12 GAS)Notes: Gap 0.035", OE Equivalent Design
          Customer reviews
          Please sign in to add review
          There are no comments yet. Be the first to leave a comment

          We accept the following payment methods:

          Accepted payment methods

          Warranty Overview

          At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.

          Standard Warranty – Most Parts

          • Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.

          • Protection: Defects in materials or workmanship under normal personal use.

          • Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.

          • Exclusions:

            • Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)

            • Commercial, fleet, rideshare, off-road, or racing use

            • Improper installation, misuse, accidents, or modifications

          • Not Covered: Labor, shipping, towing, or incidental costs.

          Bison Performance Warranty – Our House Brand

          • Coverage: Limited Lifetime Warranty for as long as you own your vehicle.

          • Applies To: All products sold under the Bison Performance label.

          • Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.

          • Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).

          • What’s Included: Replacement of the defective product (labor and shipping excluded).

          Warranty Claim Requirements

          To keep claims fast and fair, we require:

          • Proof of purchase (invoice or order confirmation).

          • Photos or videos showing the defective part, order number, date, VIN, and odometer reading.

          • Diagnostic reports or part returns for non-visible issues may be requested.

          • Claims must be truthful, properly documented, and reflect normal consumer use.

          Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.

          For full details and exclusions, please see our complete Warranty Terms & Conditions.

          This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.

          Return Policy Overview

          Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
          To start a return, contact customer support via Chat or Contact Us.

          • Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)

          • Refunds: Issued to your original payment method within 3–5 business days after inspection

          • Exchanges: Not automatic — please return and reorder

          • Replacements: May be approved for incorrect or defective items reported within 7 days

          Not returnable:

          • Used or installed parts

          • Electrical components

          • Opened filter kits, gaskets, or contaminated items

          • Final sale or custom orders

          Important Notes:

          • Return shipping is your responsibility unless we made a verified error

          • Fitment is the customer’s responsibility (we can assist, but do not guarantee)

          • Country of origin may vary and is not grounds for return

          For complete details, please see our full Return Policy.


          This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.

          Fast, Reliable Shipping — Straight to Your Door

          We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.

          • We use trusted carriers like UPS, FedEx, and USPS.

          • Tracking info is emailed to you as soon as your order ships.

          • Delivery estimates at checkout are based on carrier data, but not guaranteed.

          Need help with a shipment?

          If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.

          For complete details, please see our full Shipping Policy.


          This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.

          Product questions

          No questions yet. Be the first to ask the question!