Name: OEM Champion Spark Plug for John Deere M78543, M87543, RC12YC Gas Engine Motors
Brand: Champion
SKU: 424942477
Price: 3163.00 VUV
Availability: InStock
Rating: 5 (8 reviews)

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VT3163

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In stock

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Description

⚡ Ignite your engine’s potential with Champion Copper Plus!

TRUSTED BY PROS - Rated 4.6 stars with glowing reviews—join thousands of lawn care pros who trust Champion for peak engine power.
PRECISION OEM FIT - Seamlessly replaces your John Deere M78543, M87543, and RC12YC spark plugs for hassle-free maintenance.
CHAMPION COPPER PLUS CORE - Enhanced copper core ensures optimal conductivity and reliable engine starts every time.
READY TO INSTALL PACKAGING - Comes with original packaging and hardware, so you’re set for a quick, professional replacement.
DURABILITY MEETS PERFORMANCE - Nickel-alloy top material resists wear and corrosion, extending spark plug life under tough conditions.

The OEM Champion Copper Plus 71 Spark Plug is a direct replacement part designed specifically for John Deere M78543, M87543, and RC12YC gas engine motors. Featuring a durable copper core and nickel-alloy top, it delivers reliable ignition, enhanced conductivity, and long-lasting performance. Backed by high customer ratings and original packaging, this spark plug ensures professional-grade maintenance and optimal engine efficiency.

Specifications

ASIN	B08T7PGP9F
Automotive Fit Type	Vehicle Specific Fit
Best Sellers Rank	#145,409 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #200 in Lawn Mower Spark Plugs
Brand	Champion
Core Material	Nickel-alloy or copper
Customer Reviews	4.6 4.6 out of 5 stars (65)
Date First Available	January 16, 2021
Exterior	Multiple Finishes
Global Trade Identification Number	00193979483636
Item Weight	1.44 ounces
Item model number	71
Manufacturer	Champion
Manufacturer Part Number	71
Model	Champion Copper Plus 71 Spark Plug
OEM Part Number	2829, 71, 71F, 71G, RC12YC
Position	Front, Rear
Product Dimensions	3.75 x 0.93 x 0.83 inches
Thread Size	14mmx1.25mm
Top Material Type	Nickel alloy
UPC	193979483636
Vehicle Service Type	Car, Truck

Reviews

G**D

Sparkplug

Great item and was delivered on time.

29.01.2026

T**Y

Perfect match!

It was the exact fit for my John Deere STX38 riding mower...

29.04.2025

D**N

Spark Plug For Kohler Command 17.5 HP

Great Replacement Plug For The More Expensive OEM Recommended Plug. Worked Perfectly Just Don’t Over Torque

9.02.2025

U**K

THIS A PART FOR MY JD D-125 RIDING MOWER...IT WORKS

NOTHING TO COMPLAIN ABOUT, PART PLACED IN MOWER SEPT. 2024.

28.09.2024

R**N

Got it when I needed it

Fits like new

9.11.2024

D**N

Great Price

Perfect for my mower

1.09.2024

C**1

Fit John Deere LA100

Worked great. Fits John Deere LA100

11.05.2024

A**S

set gap 30 thousand

its a spark plug set gap antisieze on threads

21.02.2022

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