15% OFF ORDERS $35+ | 20% OFF $100+ | ONLINE ONLY
USE CODE
HOLIDAYSAVE
*
Exclusions apply.
Advance Auto Parts Logo
Choose a Store
  • Shop All
  • Replacement Parts
  • Performance Parts
  • Accessories
  • Oil & Fluids
  • Special Offers
  • Speed Perks
  • Advice & How-Tos
  • Project Guides
  • FAQ / Help Desk
Loading...
Share
Product thumb
Product thumb
Product main large
Loading...
How Would You Like To Get This Item?

Store Pickup

Loading...Loading...Loading...

Same Day Home Delivery

Loading...Loading...Loading...

Home Delivery

Loading...Loading...Loading...
Loading...
Loading...
Loading...Loading...Loading...Loading...Loading...

Product Information

Product Details
Part No. 830
Warranty Details (30 DAY REPLACEMENT IF DEFECTIVE)
Copper Plus Spark Plug RL86C delivers dependable performance and durability, making it an ideal choice for small engines. Featuring a copper core center electrode, it ensures enhanced conductivity and precise heat control, promoting longer life and good overall wear. Built to ISO and SAE Standards, this spark plug resists fouling and offers superior corrosion resistance, ensuring reliable operation in various conditions. Its nickel-tipped center and ground electrodes further contribute to its durability and consistent performance. Designed as an OE-type replacement plug, it fits seamlessly into your engine setup, while its flat seat and resistor type design optimize functionality. Whether you're seeking improved heat management or reliable ignition, this standard-grade replacement spark plug is engineered to deliver proven results at an exceptional value.

Product Features:
  • Copper Plus - Dependable Performance and Durability
  • OE type replacement plug
  • Resists fouling
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Superior corrosion resistance
  • Built to ISO and SAE standards for proven performance
  • Enhanced Conductivity and Heat Control: The copper core electrode ensures increased conductivity and effective heat control, promoting good overall wear.
  • Optimal Performance Design: Featuring a resistor type and flat seat type, this spark plug is designed for optimal performance in small engines.
Specifications
Center Electrode Design:
Standard

Center Electrode Diameter (Inch):
0.1 in

Center Electrode Tip Material:
Nickel

Electrical Terminal Type:
Removable Nut

Grade Type:
Standard Replacement

Ground Electrode Core Material:
Nickel

Ground Electrode Material:
Nickel Copper Alloy

Ground Electrode Quantity:
1

Ground Electrode Tip Material:
Nickel

Hex Size:
20.650 mm

Hex Type:
Hex

Indexed:
No

Installed Height (Inch):
2.24 in

Manufacturer Heat Range:
86

Part Description:
Spark Plug

Pre-Gap Size:
0.025 in

Reach:
0.5 in

Resistor Type:
Yes

Seat Type:
Flat

Thread Diameter:
14.000 mm

Washer Type:
Crush

Washer(s) Included:
Yes
Loading...
Loading...Loading...Loading...Loading...Loading...
Loading...
Loading...
Loading...Loading...Loading...Loading...Loading...
No results
Loading...
Loading...Loading...Loading...Loading...Loading...
Feedback
Be The First To Know About Deals And Promotions.
Plus, create an account to receive $5 off of $20 or more.
TOP REPLACEMENT PARTS
Brake Pads & Shoes
Brake Rotors
Alternators
Water Pumps
Starters
Brake Calipers

Order Lookup

Help Desk

Store Locator

In Store Services

Mobile App

CUSTOMER SUPPORT
Accessibility Statement
Contact Us
Forgot Password
Help Desk
In Store Pickup
In Store Services
Order Tracking
Recall Information
Return Policy
Same Day Delivery
© 2025 Advance Auto Parts
Privacy Policy
Terms of Use
Site Map
ADVANCING A WORLD IN MOTION®