Skip to Main Content
My Store
Open Today Until 7pm
3635 West Broad Street
Columbus, Ohio 43228
614-869-3115
What’s going on at Cycle Gear
Services
Experienced staff support available on site
Store Events
Meet the local riding community for Bike Nights & more
Shop the Store
Find out what’s in stock and ready to go
Columbus
My Store
Open Today Until 7pm
3635 West Broad Street
Columbus, Ohio 43228
614-869-3115
What’s going on at Cycle Gear
Services
Experienced staff support available on site
Store Events
Meet the local riding community for Bike Nights & more
Shop the Store
Find out what’s in stock and ready to go
Search Suggestions
Menu

Champion Copper Plus Spark Plugs

Features:

  • Built to ISO and SAE standards for proven performance
  • Patented SAC-9 semi-conductor resistor for maximum EMI & RFI suppression
  • Copper core center electrode allows for accurate control of heat range for longer life
  • TinTac and ULTRASEAL shell for best corrosion protection of any spark plug in the industry
  • Features include a wider-base insulator which provides an easier path to speed the transfer of heat
  • Longer insulator nose containing a center electrode of pure copper inside of chrome-nickel to transfer heat between firings and help resist fouling
  • Sold Each
  • Replaces OEM D16

Fits: Knuckle Head 1936-1947, All 45" Flat Heads 

Read More
Fitment Notes & Exceptions
This is a universal fit part; it may or may not fit without modification.
Product Style Item # Store SKU Manufacturer Product # Availability
Product Style D16 Item # 10223507 Store SKU 298300 Manufacturer Product # D16 Availability In Stock: Ships within 24 hours
Join now & get rewarded!

Get Free 2-Day Shipping and $15 + 5% RPM Cash on this order.

Already enrolled in RPM? Link your existing membership here.
$39.99/yr.
Spend Less. Ride More.
  • 5% RPM Cash Back*
  • 10% Off Over 70 Brands
  • $15 in RPM Cash When You Join
  • Free 2-Day Shipping & Free Returns*
  • And more!
Become a member today! Learn More