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DENSO 5730 Iridium Racing Spark Plug

(Chevrolet Corvette 2006-13; Porsche 911 2005; BMW 328i 2012-13, 335i 2012-13, 128i 2008-13, 135i 2008-13, 335is 2012-13, R1200GS 2004 + 395 more models)

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

5730
18 reviews
Sale Price

$33.28

3 left at this price

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Usually delivered within 2 days

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Live-in-stock inventory

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Fitment guaranteed

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Product Details

The DENSO 5730 Iridium Racing Spark Plug is a no-compromise, top-of-the-line performance ignition component designed for the most demanding racing and high-performance applications. Engineered with DENSO's advanced iridium technology, this spark plug delivers the ultimate in durability, consistency, and performance under extreme conditions.

Key Features:

  • Ultra-fine iridium center electrode for maximum ignitability and precise spark focus
  • Purpose-built racing design for high-compression, high-RPM engines
  • Superior thermal conductivity for consistent performance under extreme heat
  • Exceptional durability and resistance to electrode erosion
  • Optimized ground electrode configuration for improved flame propagation
  • Designed for professional racing teams and serious enthusiasts

DENSO Iridium Racing spark plugs are trusted by motorsports professionals worldwide for their proven reliability and performance advantage in competition environments. The 5730 delivers the consistent, powerful spark required for maximum engine output and throttle response in high-performance applications.

Products specifications

Fits

Chevrolet Corvette 2006-13; Porsche 911 2005; BMW 328i 2012-13, 335i 2012-13, 128i 2008-13, 135i 2008-13, 335is 2012-13, R1200GS 2004, F800GS 2008-09, R1150R 2002-03, 2005, 135is 2013, K100 1983-86, R1200ST 2005-07 + 390 more models

Ground Electrode Core Material

Nickel

Seat Type

FLAT

Ground Electrode Quantity

1

Pre-Gap Size

0.6

Center Electrode Tip Material

Iridium

Thread Diameter

12.00

Center Electrode Core Material

Copper

Ground Configuration

Slant

Resistance

5000

Manufacturer Heat Range

24

Ground Electrode Tip Design

Full Platinum

Reach

19.00

Hex Size

16.0

Quick service. No problems at all.

Had my belt in stock!

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ok so far

Easy to find item needed

Quick and Easy, just the way I like it

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.

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!

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

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My order arrived on time and was priced right

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

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