Home / 4 Pack ACDelco MR43T Spark Plug - For 1987-1991 Mercruiser 3.0L Delco
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4 Pack ACDelco MR43T Spark Plug - For 1987-1991 Mercruiser 3.0L Delco
$21.77
Free shipping on all orders.
Qty In Stock: 20
The ACDelco MR43T Genuine Marine Spark Plugs 4 Pack is designed for dependable marine engine ignition, delivering reliable starts, consistent combustion, and durable performance for marine applications. Built for reliable performance and convenient replacement, this item helps support smooth marine engine operation with trusted ACDelco quality and dependable operation.
Features & Benefits:
🔧 Includes 4 genuine ACDelco MR43T marine spark plugs for convenient replacement
🔧 Reliable spark output helps support smooth starts and steady marine engine operation
🔧 Durable construction designed to resist wear in demanding marine conditions
🔧 Trusted ACDelco engineering for consistent ignition performance
Specifications:
Brand & Part Number: ACDelco MR43T / 19355200
Quantity: 4 Pack
Product Type: Marine Spark Plug
Application: Marine
Condition: Genuine
Choose ACDelco MR43T Genuine Marine Spark Plugs for reliable 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.
