Select Your Ride

1
2
3

NGK SPARK PLUGS Spark Plug - CPR8EB-9 6607

Part Number: 21030039
NGK SPARK PLUGS
(No reviews yet) Write a Review
SKU:
21030039
UPC:
087295166079
MPN:
6607
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.05 LBS
$13.95
Prop 65 Warning Prop 65 Warning cancer & reproductive harm Price Match Call for more info on price match does not include 3rd party ads

Description

Spark plug selection directly impacts engine reliability, throttle response, and longevity—especially under high-performance conditions where heat cycling and combustion pressure demand precision ignition. The NGK CPR8EB-9 delivers a versatile heat range that prevents fouling from cold running and preignition from excessive heat, making it ideal for both street and track applications where conditions vary. If you're running boosted power, frequent load changes, or pushing your engine to its limits, this plug's superior construction ensures consistent performance across a wide operating window.

  • High alumina ceramic insulator
  • Improved heat dissipation
  • Deep-seated copper core
  • Wide heat range capability
  • Nickel alloy tip
  • Extended electrode life
  • Superior electrical insulation
  • Resists fouling effectively
  • Prevents preignition
  • MPN: 6607
View AllClose

Specs

CENTER ELECTRODE PROJECTION:
PROJECTED
ELECTRICAL RESISTANCE:
5K OHMS
GROUND ELECTRODE CONFIGURATION:
SINGLE
HEX SIZE METRIC:
16 MM
RIDING STYLE:
ATV
TERMINAL CONFIGURATION:
SOLID TERMINAL
THREAD REACH METRIC:
19.1 MM
GROUND ELECTRODE SHAPE:
STANDARD
MODEL:
CPR8EB-9
RIDING STYLE:
OFF-ROAD
UNITS:
EACH
CENTER ELECTRODE TYPE:
STANDARD
ELECTRODE TIP MATERIAL:
NICKEL ALLOY
SPARK GAP:
0,9 MM (0.035')
SPARK GAP IMPERIAL:
0.035'
TYPE:
RESISTOR
HEAT RANGE:
8
PRODUCT NAME:
SPARK PLUG
RIDING STYLE:
STREET
SPARK GAP METRIC:
0.9 MM
STYLE:
STANDARD
View AllClose

0 Reviews

View AllClose

Fitment

Fitment for NGK SPARK PLUGS Spark Plug - CPR8EB-9 6607

View AllClose

FREE Shipping on orders of $99 or more!


Commercial Accounts

We offer tax-free commercial accounts, providing businesses with significant savings and streamlined benefits.



Easy 30-Day Returns

We proudly offer 30-day easy returns, ensuring a hassle-free and convenient shopping experience for our customers.


You May Also Like

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

SECURE & SAFE PAYMENT

EASY RETURNS

FAST DELIVERY

AUTHORIZED DEALER