NGK SPARK PLUG CR9E 6263 NG6263
4.1 Trustpilot 99.9% positive on eBay
UK delivery £4.99, free over £60 2–4 business days
Spread the cost with 18+, T&Cs apply
NGK Spark Plug CR9E 6263 NG6263. Features a copper core for effective heat dissipation and extended plug life. Designed with a raised pre-ignition rating and long nose insulator for improved heat distribution, reducing pre-ignition risk in high-performance engines. Meets rigorous demands of high-performance engines for maximum efficiency. Specifications include a heat range of 9, 10mm thread size, and resistor type. Sold individually. Weight is 0.12 lbs. Alternate/OEM part numbers are 6263, CR9E. Construction includes a high-quality alumina silicate ceramic insulator for strength and heat transfer, triple seals to prevent leakage and aid heat removal, a copper core for efficient heat removal and durability, and corrugated ribs to prevent flashover. Hex size is 5/8 inch (16mm). Seat type is gasket. Gap is 0.028 inch (0.7mm). Terminal type is threaded stud. Resistor is yes.
- SKU
- 37-CR9E
- Brand
- NGK
- Availability
- In Stock (191)
Fitments (19)
| Make | Model | Year |
|---|---|---|
| GAS-GAS | EC F 300 | 2013 |
| GAS-GAS | EC F 300 | 2014 |
| GAS-GAS | EC F 300 | 2015 |
| GAS-GAS | EC F 300 | 2016 |
| GAS-GAS | EC F 300 | 2017 |
| GAS-GAS | EC F 300 | 2018 |
| GAS-GAS | EC F 300 | 2019 |
| GAS-GAS | EC F 300 | 2020 |
| GAS-GAS | EC F 300 | 2021 |
| YAMAHA | TT 250R | 2003 |
| YAMAHA | TT 250R | 2004 |
| YAMAHA | TT 250R | 2005 |
| YAMAHA | WR 250F | 2007 |
| YAMAHA | WR 250F | 2008 |
| YAMAHA | WR 250F | 2009 |
| YAMAHA | WR 250F | 2010 |
| YAMAHA | WR 250F | 2011 |
| YAMAHA | WR 250F | 2012 |
| YAMAHA | WR 250F | 2013 |
- General Product Group
- Ignition & Electrical Parts
- General Product Type
- Spark Plug
- Variant Id
- 235556
FULL DESCRIPTION
NGK Spark Plug CR9E 6263
The NGK CR9E spark plug is engineered for superior performance and durability in high-performance engines. Featuring a copper core and advanced construction, this spark plug ensures efficient heat dissipation and a stable spark, crucial for demanding applications.
Key Features:
- Copper Core Technology: Facilitates effective heat dissipation, rapidly cooling the electrode and insulator tip to prevent overheating and prolong plug life.
- Enhanced Pre-Ignition Resistance: The combination of a high-conduction copper core and a long nose insulator improves heat distribution, reducing the risk of pre-ignition in high-performance engines.
- High-Performance Engine Design: Specifically built to meet the stringent requirements of high-performance engines, delivering optimal efficiency and power output.
- Superior Ceramic Insulator: Constructed with high-quality alumina silicate for exceptional strength and efficient heat transfer.
- Triple Seals: Effectively prevent leaks and contribute to better heat removal.
- Corrugated Ribs: Designed to prevent flashover, ensuring a consistent and stable spark.
Specifications:
- Heat Range: 9
- Thread Size: 10mm
- Type: Resistor
- Hex Size: 5/8 inch (16mm)
- Seat Type: Gasket
- Gap: 0.028 inch (0.7mm)
- Terminal Type: Threaded Stud
- Resistor Type: Yes
- Weight: 0.12 lbs
- Alternate/OEM Part Numbers: 6263, CR9E
Benefits:
- Improved Ignition System Reliability: The advanced design ensures consistent and powerful sparks for optimal combustion.
- Increased Durability: Built to withstand the high temperatures and stresses of performance engines, offering extended service life.
- Optimized Engine Performance: Contributes to smoother operation, better fuel efficiency, and peak power delivery.
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.
Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.
UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. Delivery details
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.
More answers in our FAQ.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.


