Wish Lists
0 My Cart

Your cart is currently empty.

Continue shopping
Total: $0.00
View cart
Toggle menu
0
  • Home
  • Copper Spark Plug NZ – Champion RC12YC (Resistor, M14×1.25) for Briggs & Stratton, Kohler, John Deere small engines
-16%
Copper Spark Plug NZ – Champion RC12YC (Resistor, M14×1.25) for Briggs & Stratton, Kohler, John Deere small engines
Click to zoom in
Load image into Gallery viewer, Copper Spark Plug NZ – Champion RC12YC (Resistor, M14×1.25) for Briggs & Stratton, Kohler, John Deere small engines

Have Questions? Call Us Now

+61275010174

  • Guaranteed Fitment

    Always the correct part

  • In-House Experts

    We know our products

  • Added Value

    Mounting, Balancing

  • Free Delivery

    For selected products

Copper Spark Plug NZ – Champion RC12YC (Resistor, M14×1.25) for Briggs & Stratton, Kohler, John Deere small engines

YUM9744
In stock
$6.00 $5.00
Additional charges will be calculated at checkout based on your delivery address.
$5.00
customers are viewing this product
Copper Spark Plug NZ – Champion RC12YC (Resistor, M14×1.25) for Briggs & Stratton, Kohler, John Deere small engines
Description

Copper spark plug nz that keeps your mower, chainsaw, or job-site generator starting solid—barefoot and hassle-free. The Champion Copper Plus RC12YC spark plug has a copper-core centre electrode with an Ultraseal shell for top-notch corrosion resistance and reliable performance run after run.

Copper spark plug nz built tough for Kiwis chasing reliability. The resistor design cuts radio interference and fits countless small engines from brands like Briggs & Stratton, Kohler, and John Deere. It’s gear that just works—when it counts, like firing up before morning tea or powering the generator at camp.

Copper spark plug nz to suit tradies, weekend warriors, and whānau who fix their own gear. It’s a familiar fit in you-know-it-works engines—just tuck it in, set the correct gap (0.82 mm), and you’re sorted. Easy-peasy, reliable, and no dramas.

Features & Benefits
• Copper-Core Centre Electrode – Great heat transfer for consistent performance; keeps your gear tuned and trouble-free even after tough snip jobs.
• Ultraseal Corrosion-Resistant Shell – Extended life in salty or damp conditions—sweet for beachside sheds or rural garages.
• Resistor Design (SAC-9) – Smooth operation with no radio interference—good for those early-morning lawn-mower runs.
• Trusted Champion Build – Well-known quality that works straight outta the box—no surprises.
• OE-Style Fit – Matches OEM specs for many popular small engines, so spares are easy to grab locally.

Made for Life in Aotearoa
For your early-bird mower tasks, weekend fencing gear, or the trusty generator powering the bach—this copper spark plug nz is a dependable mate. Built for simplicity, reliability, and long runs without worries.

Technical Specifications

Specification Detail
Part No. RC12YC
Type Copper Spark Plug
Brand Champion
Seat Type Gasket
Thread M14 × 1.25
Reach 19 mm
Hex Size 16 mm
Resistor Yes (SAC-9)
Gap 0.82 mm
Weight 0.1 kg
Warranty Service Interval
Unit of Measure Each

 

Compatible Engines & Equipment

Make/Model (Brand) Year / Notes Notes
Briggs & Stratton (various) Legacy small engines Replaces OEMs: 4217, 491055, 5066, 694385, 799781, etc. — used widely in mowers & handhelds (MowMore)
Kohler (carbureted engines) Older small engines Common in zero-turn mowers and ride-ons—Champion lists as replacement (Main Street Mower)
John Deere (e.g., L-series) Older garden equipment Accepts Champion / RC12YC (OEM part M78543) (MowMore)

What’s Included
• 1× Champion RC12YC Copper Plus Spark Plug (0.82 mm gap, resistor-equipped)

REVIEWS

MB

Slotted one into the mower last weekend—starts on the first pull, runs smoother now. Happy with the copper build and sound starts.

Megan B.

Hamilton, NZ

★★★★★
TK

Fixed the generator plug quickly and easy. Fired up solid and seemed to run quieter. Proper little plug—good value and reliable.

Tane K.

Rotorua, NZ

★★★★★
Read More
Read Less

Nam tempus turpis at metus scelerisque placerat nulla deumantos solicitud felis. Pellentesque diam dolor, elementum etos lobortis des mollis ut risus. Sedcus faucibus an sullamcorper mattis drostique des commodo pharetras loremos.

Returns Policy

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Morbi ut blandit risus. Donec mollis nec tellus et rutrum. Orci varius natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Ut consequat quam a purus faucibus scelerisque. Mauris ac dui ante. Pellentesque congue porttitor tempus. Donec sodales dapibus urna sed dictum. Duis congue posuere libero, a aliquam est porta quis.

Donec ullamcorper magna enim, vitae fermentum turpis elementum quis. Interdum et malesuada fames ac ante ipsum primis in faucibus.

Curabitur vel sem mi. Proin in lobortis ipsum. Aliquam rutrum tempor ex ac rutrum. Maecenas nunc nulla, placerat at eleifend in, viverra etos sem. Nam sagittis lacus metus, dignissim blandit magna euismod eget. Suspendisse a nisl lacus. Phasellus eget augue tincidunt, sollicitudin lectus sed, convallis desto. Pellentesque vitae dui lacinia, venenatis erat sit amet, fringilla felis. Nullam maximus nisi nec mi facilisis.

Shipping

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Morbi ut blandit risus. Donec mollis nec tellus et rutrum. Orci varius natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Ut consequat quam a purus faucibus scelerisque. Mauris ac dui ante. Pellentesque congue porttitor tempus. Donec sodales dapibus urna sed dictum. Duis congue posuere libero, a aliquam est porta quis.

Donec ullamcorper magna enim, vitae fermentum turpis elementum quis. Interdum et malesuada fames ac ante ipsum primis in faucibus.

Curabitur vel sem mi. Proin in lobortis ipsum. Aliquam rutrum tempor ex ac rutrum. Maecenas nunc nulla, placerat at eleifend in, viverra etos sem. Nam sagittis lacus metus, dignissim blandit magna euismod eget. Suspendisse a nisl lacus. Phasellus eget augue tincidunt, sollicitudin lectus sed, convallis desto. Pellentesque vitae dui lacinia, venenatis erat sit amet, fringilla felis. Nullam maximus nisi nec mi facilisis.

×

Someone recently bought a

Your cart

×