Seller notes

Marine Spark Plug Wire Set for Mercruiser V8 Thunderbolt and Delco EST Replaces 84-816608Q61 Fits all small block (5.0-5.7L) and big block (7.4)L engines with Thunderbolt ignition except for the 454 Hi Performance. 8mm premium wires with stainless steel core. Shipping 1. Orders processed within 1 business day after received payment. 2. We only ship to ebay addresses. Your ebay address must match your Shipping address. 3. We will track the shipment and get back to you as soon as possible with a r...

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