NGK Spark Plugs CR9EK — product image 1

Authorized Dealer

NGK Spark Plug, 10 mm Thread, 0.749 in Reach, Stock Number 4548 — CR9EK

SKU: CR9EK

$11.99

NGK Spark Plug, 10 mm Thread, 0.749 in Reach, Stock Number 4548 — CR9EK

Copper core with a resistor design.
NGK Spark Plug, 10 mm Thread, 0.749 in Reach, Stock Number 4548 — CR9EK

Fits a 5/8 in wrench.
NGK Spark Plug, 10 mm Thread, 0.749 in Reach, Stock Number 4548 — CR9EK

Uses a standard plug configuration.
NGK Spark Plug, 10 mm Thread, 0.749 in Reach, Stock Number 4548 — CR9EK

The tip uses nickel construction.
NGK Spark Plug, 10 mm Thread, 0.749 in Reach, Stock Number 4548 — CR9EK

Uses a projected insulator.
Out of stock

Shipping & Returns

Shipping

Most in-stock products ship within 1-3 business days. Your available shipping method and final shipping cost will be shown at checkout. Qualifying standard-shipping orders of $150 or more ship free, while larger items may require oversized or freight delivery.

For more information, view our Shipping Policy.

Returns

Changed your mind? Most products can be returned within 30 days of delivery as long as they are unused, uninstalled, and in their original condition.

Contact us to start a return, and we’ll guide you through the next steps.

For complete details, view our Returns & Refunds Policy.

Warranty

Available warranty coverage is provided by the manufacturer and varies by brand and product. Modridge assists customers with eligible warranty claims and helps coordinate the review process with the manufacturer.

Contact us before returning, repairing, modifying, or discarding a product that may be defective. Order information, photographs, installation details, and diagnostic information may be required.

For coverage details and claim instructions, review our Warranty Policy.
  • Visa
  • Mastercard
  • Diners Club
  • PayPal
  • American Express
NGK Spark Plug, 10 mm Thread, 0.749 in Reach, Stock Number 4548 — CR9EK

$11.99

$11.99

9

Heat Range

10 mm

Thread Size

0.75 in

Reach

Product Description

The NGK CR9EK spark plug has a thread size of 10 mm. Thread reach is 0.75 in. The seat is gasket.


Additional Details

The core is resistor. Wrench size is 5/8 in. The stock number is 4548.

The plug length is standard. Sold individually.

The ground strap count is 2.

Specifications

Stock Number
4548
Plug Length
Standard
Core Type
Resistor
Heat Range
9
Core Material
Copper
Tip Material
Nickel
Insulator Type
Projected
Thread Size
10 mm
Reach
0.75 in
Seat Type
Gasket
Wrench Size
5/8 in
Ground Strap Quantity
2
Quantity
Each

Recently viewed products

Clear history

Learn Before You Upgrade

  • Will It Fit Your Vehicle?

    A clear, step-by-step guide to verifying vehicle details, fitment notes, and part numbers before you buy.

    Read the Fitment Guide

  • DIY or Professional Install?

    Know the tools, time, supporting parts, and follow-up work before the installation begins.

    Plan Your Installation

  • Build It Once. Build It Right.

    Learn how to plan compatible upgrades in the right order and avoid paying twice for the same result.

    Plan Your Build
Image alt
Image alt
Image alt