Ignitions and Electrical› Ignition Components

Champion Race Plugs

MARINE PLUG BOX/4

$18.89

SKU: C01A 821M

In Stock
In Stock
Ships by Jun 18
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Champion Copper Plus 821M is a spark plug designed for a wide variety of engines. It features nickel alloy centers and ground electrodes with efficient wear characteristics. The spark plug's copper core electrode allows for increased conductivity and heat control. Manufacturers have used these plugs in non-automotive applications such as lawn and garden equipment.

Fitment

Fitment Guaranteed

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on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandChampion Race Plugs
Part NumberC01A 821M

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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