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Champion 931S QL82C Copper Plus Marine Spark Plug

Manufacturer

Champion

Picture for manufacturer Champion

Part Number

931S
9 reviews
03/11/2036 4:16 PM
Sale Price

$102.64

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Champion 931S is a Copper Plus small engine spark plug specifically designed for marine applications including inboards, outboards, jet boats, and personal watercraft. This spark plug features a 14mm thread diameter, 12.7mm thread reach, flat gasket seat type, and 21mm hex size, making it compatible with a wide range of marine engines from manufacturers like Evinrude, Johnson, Mercury, Suzuki, Yamaha, and Tohatsu.

Key Features:

  • Copper core electrode that provides increased conductivity and heat control for good overall wear
  • Corrosion resistant zinc plated shell with durable high voltage semiconductor
  • Special wire wound Q-type suppressor (CDI resistor) for marine applications
  • Extruded copper core in the center electrode that maintains accurate control of heat range
  • Non-projected tip configuration with standard construction and solid terminal type
  • Nickel copper alloy center and ground electrodes for excellent wear characteristics

Technical Specifications:

  • Stock Number: QL82C
  • Thread Size: 14mm (0.551 inches)
  • Thread Reach: 0.5 inches (12.7mm)
  • Hex Size: 21mm (0.813 inches)
  • Gap: 0.037-0.043 inches (0.94-1.09mm)
  • Heat Range: 82
  • Resistor Type: Q-Type Inductive Suppressor
  • Seat Type: Gasket (flat seat)

This spark plug replaces numerous OEM part numbers including Mercury Marine 33-931S and 896320, Evinrude Johnson 772344, 504082, 503951, and 437684, making it a versatile replacement option for multiple marine engine applications. Cross-references include Autolite 422, NGK BR6HS/BZ7HS-10, Bosch WR5AC, and Denso W22FSR.

I haven't received my parts yet, but they just notified me that the order has been shipped. I think this is very fast service. Their online ordering system was very easy to use. And best of all, they had the lowest prices on the items I ordered. Even the shipping charge was less than some other companies. So far, I am very satisfied with Autoplicity, and I will certainly check their Website the next time I'm looking for parts.

Autoplicity had an item my vendor had on backorder for weeks in stock and shipped it very quickly. I'm glad i found this place on the web, and will be looking forward to doing business with them in the future!

Allways been easy to order, quick shipping also.

Ordered on a Friday and they had it shipped by Monday and will be at my door step by Wednesday. Prices are amazing I will have to buy from them again.

Great products. Super fast shipping,and best prices anywhere! Thx!!

I looked around for few months on where to go to purchase JBA headers for my 01 Tundra. I came across Autoplicity and their prices were untouchable. I even called to speak with a sales representative and he gave me a discount code for my purchase. I would highly recommend doing business and plan on doing more business with them.

Fast, Professional and great prices.

GREAT PRICES FAST SHIPPING WILL UPDATE ONCE PRODUCT ARRIVES

Autoplicity has really good service. They give you such good prices and yet they're still willing to give you discounts on your purchases. They emailed me a day later after purchase with shipping number. I would recommend them to anyone!

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