Ignitions and Electrical› Ignition Components

Motorcraft

Platinum Spark Plug

$3.76

SKU: SP-520

In Stock
In Stock
Ships by Sep 12
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
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Easy — 1–2 hours

Overview

The Motorcraft SP-520 is a platinum spark plug designed for Ford, Lincoln, and Mercury vehicles. It features a platinum center electrode tip and a nickel ground electrode tip to ensure optimal conductivity and resistance to oxidation and arc erosion. This spark plug is tailored to specific engines to enhance durability, reduce fuel consumption, and optimize emissions while preventing misfires.
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The Motorcraft SP-520 is a platinum spark plug engineered for exceptional performance and reliability, making it an ideal choice for Ford, Lincoln, and Mercury vehicles. Its design includes a platinum center electrode tip and a nickel ground electrode tip, which work together to provide optimal conductivity and resist oxidation and arc erosion. This ensures a consistent spark and efficient combustion. Engineered to be matched to specific engines, the SP-520 spark plug enhances durability, reduces fuel consumption, and optimizes emissions while actively preventing misfires. The multi-rib insulator provides an additional layer of protection against misfires, contributing to smoother engine operation. With service intervals of up to 100,000 miles, this spark plug offers long-lasting value. The SP-520 comes with Motorcraft's Service Parts Warranty, offering peace of mind.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandMotorcraft
Part NumberSP-520
CategoryIgnitions and Electrical

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Returns & Fitment

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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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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