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DENSO 5743 Iridium Racing Spark Plug

Part of: DENSO Iridium Racing Spark Plug

Other options in this family: DENSO 5749 DENSO 5751 DENSO 5750 DENSO 5754 DENSO 5731

Manufacturer

Picture for manufacturer DENSO

Part Number

5743
10 reviews
Sale Price

$33.28

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The DENSO 5743 Iridium Racing Spark Plug is a no-compromise, top-of-the-line performance spark plug engineered for serious racing enthusiasts and high-performance applications. Designed to deliver maximum power and reliability under extreme conditions, this premium spark plug features advanced iridium technology for superior durability and consistent ignition.

Key Features:

  • Iridium center electrode provides exceptional durability and extended service life
  • Optimized electrode design for maximum spark energy and combustion efficiency
  • Engineered specifically for racing and high-performance engines
  • Superior heat dissipation to prevent pre-ignition and detonation
  • Consistent performance under extreme temperatures and pressures
  • Precision manufacturing ensures reliable ignition in demanding conditions

This racing spark plug is ideal for modified engines, motorsports applications, and enthusiasts who demand uncompromising performance from their ignition system. DENSO's proven iridium technology delivers the power and reliability needed for competitive racing environments.

Products specifications

Pre-Gap Size

0.7

Ground Electrode Core Material

Nickel

Seat Type

FLAT

Ground Electrode Quantity

1

Center Electrode Tip Material

Iridium

Center Electrode Core Material

Copper

Ground Configuration

Slant

Thread Diameter

14.00

Resistance

5000

Manufacturer Heat Range

34

Ground Electrode Tip Design

Full Platinum

Reach

19.00

Hex Size

16.0

Great prices and quick shipping! They kept me informed of when the item was shipped also. Couldn't be happier!

easy to find what you are lokking for and fast shipping.

Good seller with good communication. Would buy from again.

Easy, cheap, reasonable shipping

Execellent retailer. Easy to buy from online. Got product quickly at a great price. I highly recommend!

This place was great. Great service they really helped mr out and were fast and extremely helpful.

Fast shipping! Great product! Muffler sounds amazing and will buy again!

My name is Doug Raber and I tell you the truth when I say autoplicity is a great site to shop for auto parts. The prices are low and the customer service is excellent.

Good transaction, no problems, fast ship, quality product. Thanks

Seller was quick and hasle free to deal with. Will purchase again from this seller.

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