My Account
Shopping Cart

NGK 4578 CR7E Standard Copper Core Spark Plug 4-Pack

(Kawasaki KFX700 2004-09, KVF650 Brute Force 4x4 2010-13, KVF750 Brute Force 4x4i 2005-14, KFX400 2003-06, KRF750 Teryx FI 4x4 Sport 2009-13 + 90 more models)

Manufacturer

Part Number

4578
Sale Price

$7.46

In Stock (10+)

delivery box

Usually delivered within 2 days

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The NGK CR7E spark plug (part number 4578) is a standard copper core spark plug trusted by automotive, motorcycle, and marine engine manufacturers worldwide. This 4-pack features NGK's proven copper core design and precision electrode configuration for reliable starting, optimal performance, and extended service life.

Key Features:

  • Solid copper core provides superior heat dissipation and conductivity for consistent ignition
  • Triple gasket sealing process eliminates gas leakage past the shell for reliable compression
  • 99% pure alumina silicate insulator offers exceptional dielectric strength and thermal conductivity
  • Corrugated ribs on the insulator prevent flashover and misfires
  • Cold-rolled threads protect cylinder head threads during installation
  • Trivalent plating with silver chromate and zinc provides superior corrosion resistance

The CR7E is a resistor-type spark plug commonly used in motorcycles, ATVs, small engines, and marine applications. NGK's manufacturing precision ensures consistent quality and performance across all plugs in the pack. Sold in standard 4-piece packages only.

Products specifications

Fits

Kawasaki KFX700 2004-09, KVF650 Brute Force 4x4 2010-13, KVF750 Brute Force 4x4i 2005-14, KFX400 2003-06, KRF750 Teryx FI 4x4 Sport 2009-13, BN125 Eliminator 2001-07, 2009, KAF700 Mule PRO-MX EPS 2019, KL250 Super Sherpa 2010 + 87 more models

Stock Number

4578

Part Number

CR7E

Manufacturer Heat Range

7

Ground Electrode Core Material

Nickel

Seat Type

FLAT

Center Electrode Tip Material

Nickel

Ground Electrode Quantity

1

Electrical Terminal Type

Stud

Hex Size

5/8

Ground Configuration

Standard

Center Electrode Core Material

Copper

Ground Electrode Tip Design

Standard

Reach

.75

Pre-Gap Size

.032

Insulator Height

50.00

Resistance

5000

Thread Diameter

10.00

Autoplicity had the item I wanted at a cheaper price than anybody online or in stores. They didn't have the item in stock, but they were very informative as to the status of my item. They have shown unheard of customer service via email since the inception of my order. I will definitely do business with them again.

Ordered a sling to store my roof rack. There was an issue with the supplier which was quickly resolved by the Autoplicity staff. Great customer service -- most responsive I've ever seen.<br><br>Best prices around.

Autoplicity got my air filters shipped next day after I placed my order. Cheap prices, and good customer is what they stand for. I will definitely be looking at their site in the future for my car needs. <br>

Received the order in 3 business day. Price was the best. Tried the VIAIR 400p that I order and found it to me my expetations.

Service seems acceptable so far

amazing company fast and easy shipping. part came in as advertised, cheap too

Processed and shipped fast. I was a little upset with them shipping my Eibach springs in the Eibach box, and not repackaging it. Everyone could see the box, and knew what was in it. But this will not stop me from ordering again.

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy