Home / 8 Pack ACDelco MR43LTS Spark Plug - For 1998-2004 Mercruiser 5.0L Gen+
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8 Pack ACDelco MR43LTS Spark Plug - For 1998-2004 Mercruiser 5.0L Gen+
$36.77
Free shipping on all orders.
Qty In Stock: 20
The AC Delco OEM 862029 MR43LTS Spark Plug is designed for dependable marine ignition, delivering reliable starts, efficient combustion, and consistent performance for Mercury Mercruiser and Quicksilver applications. Built for reliable performance and convenient replacement, this item helps support marine engine operation with trusted quality and dependable ignition.
Features & Benefits:
🔧 AC Delco OEM spark plug, part number 862029 / MR43LTS
🔧 Helps support reliable starts and steady engine operation
🔧 Compatible with Mercury Mercruiser and Quicksilver applications as indicated
🔧 Durable construction suited for marine and marine-engine use
Specifications:
Brand & Part Number: AC Delco 862029 (MR43LTS)
Quantity: 1
Product Type: Spark Plug
Application: Marine / Mercury Mercruiser / Quicksilver
OEM: Yes
Choose the AC Delco 862029 MR43LTS spark plug for reliable performance, convenient replacement, and trusted quality—order today!
Quicksilver 33-862029 ACDelco MR43LTS for 1998-2004 Gen+ / 1998-2001 350 Mag MPI. 2002+ MPI uses 33-8M2018369.
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.
