Sierra International 18-8811-1 Premium Magforce Marine Stern Drive Spark Plug on 2040-parts.com

• Kevlar core for maximum durability and long life AND Durable stainless steel wound conductor for maximum horsepower and engine performance
• Premium silicone jacketing and boots for ultimate high temperature protection AND Superior RFI suppression for the most sensitive electronic system
• Corrosion resistant stainless steel spark plug and distributor terminals for maximum conductivity
• Replaces: Mercury Marine 84-816761Q13, 84-813720A13 and OMC 503749
• For Ignition Type: EST Electronic, Number of Cylinders: 4
• All Sierra parts qualify for and are covered under Sierra's Industry Leading Customer Satisfaction Warranty
• Before Ordering, Please Verify this is the Correct Part for your Application. For Assistance, Please Call Sierra's Tech Support at 1-877-663-8396

• Manufacturer: Sierra International
• Shipping Weight: 60
• Product Dimensions:
  Width: 7.20
  Length: 9.20
  Height: 2.90

• Depending on your location and on package weight, items will be shipped by USPS or UPS.
• All stock is at our USA warehouses.
• Most orders ship within 24 hours of processing your payment unless stated differently. Check our feedback to see how our customers love the FAST shipping we offer! Shipping is always free!

• We provide a 30 days return/exchange policy for our products.
• The buyer can choose between a refund or an exchange to his/her product.
• In case of defectives found, only factory defects are accepted as the reason of return.
• The package of the returned item(s) must be completely intact, and all accessory(s) inside the package must be original and in perfect condition.
• We do not cover the postage costs for returned defective items.
• Items returned must be received within 30 days from purchase. No refund or replacement is issued after this period of time.
• Please allow up to 7 working days for your return to be processed after it is received by us.

We are extremely fair, and in the rare event of something out of the ordinary happening, we will gladly work with you to find a solution.

Your satisfaction is guaranteed!

• We offer a 100% Satisfaction Guarantee on all sales. If you are not happy with your purchase for any reason, please contact us within seven days of receipt of your item, or email us to share your concerns. As mentioned before we are extremely fair and will happily work with you to find a solution to any problem.
• As you can tell from our feedback, pretty much every single one of our customers is a happy one. So in the rare case something does go wrong, before leaving a negative feedback, contact us so we can help you and make things right!

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