Home / Champion 936M Copper Plus Spark Plugs L78YC Marine - 4 Pack
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Champion 936M Copper Plus Spark Plugs L78YC Marine - 4 Pack
$23.77
Free shipping on all orders.
Qty In Stock: 20
The Champion 936M Copper Plus Spark Plugs L78YC Marine 4 Pack is designed for dependable ignition and smooth engine performance in marine applications, delivering efficient combustion and lasting durability for boats and marine engines. Built for reliable performance and convenient replacement, this 4-pack helps support consistent starts and trusted operation on the water.
Features & Benefits:
🔧 Includes 4 Champion L78YC Copper Plus spark plugs for convenient marine replacement
🔧 Copper core construction supports efficient heat transfer and reliable spark performance
🔧 Designed for marine use to help maintain consistent ignition in demanding conditions
🔧 Trusted Champion quality for dependable starts and steady engine operation
Specifications:
Brand & Part Number: Champion 936M (L78YC)
Quantity: 4 Pack
Product Type: Copper Plus Spark Plug
Application: Marine
Material: Copper Core
Choose Champion 936M L78YC Copper Plus spark plugs for reliable marine performance, convenient replacement, and trusted quality—order this 4 pack today!
Shipping Info
Free shipping on every US order. In-stock parts typically ship within 1 business day from Texas.
Returns
30-day returns on unused parts in original packaging. Wrong or defective items are replaced or refunded. See the return policy.
How do I confirm this part fits?
Match the brand and part number to your vehicle, or use the Parts Finder on the homepage. Contact us before ordering if you are unsure.
Are these parts new?
Yes. TXN Supply Co sells new parts from trusted OEM-quality brands — not remanufactured cores.
How fast will my order ship?
In-stock orders ship within 1 business day. Delivery time depends on your ZIP; most US addresses arrive in 2–5 business days.
What is your return policy?
Unused items can be returned within 30 days in original packaging. Customer-initiated returns may include a restocking fee and return shipping.
