Best Spark Plugs For Harley Twin Cam - April 2024

NGK Iridium IX DCPR7EIX Spark Plugs for 1999-2016 Harley Davidson Twin Cam (Pair)

Gain up to 3HP just by using these plugs! • The ultimate in spark plug technology and performance from the industry leader • The iridium electrode is 25% smaller than a platinum electrode, and it's just 1/4 the size of a conventional nickel electrode • Ultra-small diameter center electrode reduces voltage requirement and extends ignition system life • New metal shell plating has enhanced anticorrosion qualities • Come pre-gapped

• ASIN: B003BUCNNS
• UPC: 700155016542
• ASIN: B003BUCNNS
• Brand: NGK
• Manufacturer: NGK

Iridium Performance Spark Plugs Pair for Harley Softail Slim Twin Cam repl. Harley# 6R12

The ultimate in spark plug technology and performance Iridium electrode is smaller than a standard electrode; requires less voltage Hotter spark and extended spark plug service life compared to conventional plugs Has the distinctive black ceramic with and gold-colored corrosion-protected coating on the metal shell Sold in pairs Replaces Harley# 6R12 / NGK# DCPR7EIX (2) Spark plugs Resister type 5/8" Hex 11/16" Thread reach / 12mm Thread diameter Projecting insulator type / Removable terminal nut

• ASIN: B073V26GYW
• ASIN: B073V26GYW
• Brand: Orange Cycle Parts
• Manufacturer: Aftermarket

4x Motorcycle Head Bolt Covers Spark Plug Caps Case for Harley Sportster XL883 XL1200 Twin Cam Big Twin 1340 Evo (Chrome)

Description:Conditon: Aftermarket 100% New Outside Diameter :  28mm (1 1/8") Inside Diameter : 15mm (9/16") Material: High Quality Aluminum Color: Black / Chrome Package Included:   4x Head Bolt/Nut Covers   They are for the head bolts on either side of the spark plugs. No Installation Instruction And Installation Remove Easily   Fits for following models? Fit for Harley-Davidson all Twin Cam models 1999-Later, All Big Twin 1340 Evo Models 1985-1999, All Sportster models 1986-Later .

• ASIN: B07QY6PN4Y
• UPC: 778601237346
• ASIN: B07QY6PN4Y
• Brand: HOMTRU
• Manufacturer: HOMTRU

Accel 2418 Spark Plugs (Pair) 6R12 for Harley Davidson Twin Cam

Accel High Performance spark plugs - ground electrode builds the spark to a inchball of fireinch flame providing a smoother idle and better combustion.Sold in pairs. This listing for Accel number 2418, replaces OEM part 6R12. Suitable for all Harley Davidson Twin Cam models from 1999 up.

• ASIN: B001QWZEO8
• ASIN: B001QWZEO8
• Brand: ACCEL - Orange Cycle Parts
• Manufacturer: ACCEL

Harley-Davidson Softail Slim Twin Cam Performance Spark Plugs Pair repl. OEM# 6R12

Performance Spark Plugs for Harley Twin Cam 2000-2017

• ASIN: B00ZPNJ9J0
• UPC: 790566140226
• ASIN: B00ZPNJ9J0
• Brand: Orange Cycle Parts
• Manufacturer: Aftermarket

NGK 6046 PK2 DCPR7EIX Iridium IX Spark Plugs

NGK Iridium IX Spark Plugs - Pack of 2

• ASIN: B003BUCSAG
• UPC: 700155016559
• ASIN: B003BUCSAG
• Brand: NGK
• Manufacturer: NGK

NGK # 6046 Iridium Spark Plugs -- DCPR7EIX -- for Harley-Davidson Twin Cam and XL --- 4 PCS * NEW *

• ASIN: B00MG79MX6
• UPC: 014575182115
• ASIN: B00MG79MX6
• Brand: NGK
• Manufacturer: NGK Spark Plugs

Chrome Spark Plug Head Bolt Covers For Harley Dyna Softail Twin Cam 99-17 Model

Condition： Aftermarket 100% Brand New Color: Chrome Style: Spark Plug Cover Add a classy touch to your engine Held in position with set screws ensuring rattle-free performance Fitment: 1999-2017 Harley Twin Cam Models Package Include: 1 Pair Spark Plug Cover

• ASIN: B0776VM6W5
• ASIN: B0776VM6W5
• Brand: Rudyness
• Manufacturer: Rudyness

Kuryakyn 8323 Motorcycle Accent Accessory: Scorpion Spark Plug/Head Bolt Covers for 1999-2017 Harley-Davidson Twin Cam Engine Motorcycles, Chrome, 1 Pair

The Kuryakyn 8323 Scorpion spark plug and head bolt covers add a classy touch to your engine. Durable designed in chrome and held in position with set screws, ensuring rattle-free performance. Includes (1) set of Scorpion head bolt covers. The Kuryakyn 8323 Scorpion spark plug and head bolt covers are compatible with Harley-Davidson models: '99-'17 Twin Cam Engines.

• ASIN: B000GTTAZG
• UPC: 182682100244
• ASIN: B000GTTAZG
• Brand: Kuryakyn
• Size: Fitment
• Manufacturer: Kuryakyn

AUFER Chrome Scorpion Spark Plug Head Bolt Covers for 1999-2017 Harley Twin Cam

1. Condition: 100% Brand New 2. Surface Finish: Chrome 3. Fitment: for 1999-2017 Twin Cam Models 4. Package: 1 Pair Spark Plug Covers 5. Material: Metal 6. Size(LxWxH): Approx. 113 x 41 x 15mm /4.45 x 1.61 x 0.59inch

• ASIN: B07PQ5V1TF
• UPC: 631105126373
• ASIN: B07PQ5V1TF
• Brand: AUFER
• Size: for 1999-2017 Harley Twin Cam
• Manufacturer: AUFER

AQIMY Motorcycle Spark Plug Head Bolt Covers for Harley Softail Dyna Twin Cam 1999-2017 2016 2015 2014

🔻 Feature: ✧ Color: Chrome ✧ Material: Billet Aluminum ✧ Add a classy touch to your engine; ✧ Held in position with set screws; ✧ Ensuring rattle-free performance. ✧ Package: 1 x Sets Spark Plug Covers 🔻 Fitment: ✅For Harley All 1999-2017 Twin Cam Engines 🔻 NOTE: Installation instructions are not included.

• ASIN: B07PJRPKQY
• UPC: 705495223797
• ASIN: B07PJRPKQY
• Brand: AQIMY
• Manufacturer: AQIMY

Harley Dyna Low Rider Performance Spark Plugs Pair repl. OEM# 6R12

Performance Spark Plugs for Harley

• ASIN: B00ZPNIZPO
• UPC: 790566140301
• ASIN: B00ZPNIZPO
• Brand: Orange Cycle Parts
• Manufacturer: Aftermarket

Orange Cycle Parts Iridium Spark Plugs for Harley Twin Cam & Sportster 1999 - 2017 (2 Pack) by NGK 6046 DCPR7EIX

NGK 6046 DCPR7EIX Iridium Spark Plugs Designed specifically for the performance enthusiast, Iridium IX offers extreme ignitability, improved throttle response and superior anti-fouling. Trivalent metal plating provides superior anti-corrosion and anti-seizing properties. These spark plugs have outstanding acceleration, high fuel efficiency and durability. Resistor - Yes Thread Size - 12 mm Center Electrode Core Material - Copper Center Electrode Design - Fine Wire Center Electrode Tip Material - Iridium Drive Size:5/8 in Gap - Factory Preset - 0.8 mm = 0.032 in Ground Electrode Tip Material:N... [Read More]

• ASIN: B076232KDW
• ASIN: B076232KDW
• Brand: Orange Cycle Parts
• Size: 12 mm Thread
• Manufacturer: NGK

ACCEL &lsquo,300+&rsquo, Spark Plug Wire Set 175097

• 8.8mm core has 300% greater current capacity than most other ‘high-performance’ ignition wires, yet still suppresses radio frequency interference that electronic ignition systems demand• Wire sets come in black only

• ASIN: B000GTXX7M
• UPC: 743047175972
• ASIN: B000GTXX7M
• Brand: Accel
• Size: Fitment
• Manufacturer: ACCEL

2x Black HeadBolt Covers For Harley Twin Cam softail touring Sportster iron 883 1200 Fat Boy road king street glide flht 99-17

Fitment: 1986-2019 Sportster XL,  2008-2013 Sportster XR,  1985-1999 Big Twin Evolution 1340 1999-2017 Twin Cam models. 1985,1987-2005 , 2007-2013 Electra Glide Classic FLHTC 1986-1999 ,2007-2010 Softail Custom FXSTC 1988-2017 Heritage Softail Classic FLSTC 1988-2006 Springer Softail FXSTS 1990-2017 Fat Boy FLSTF 1990-1997,2007-2013 Ultra Classic Electra Glide FLHTCU 1993-2005,2007-2009 Dyna Low Rider FXDL 1993-2005,2007-2008 Dyna Wide Glide FXDWG 1995-2005,2007-2010 Dyna Super Glide FXD 1995-2001,2003-2016 Road King FLHR 1996-2019 Sportster 1200 Custom XL1200C 1996-1997,2000-2006 Road Kin... [Read More]

• ASIN: B07V24M2HF
• UPC: 704455964985
• ASIN: B07V24M2HF
• Brand: Happy-motor
• Manufacturer: Happy-motor

Iridium IX DCPR7EIX Spark Plugs for 1999-2016 Harley Davidson Twin Cam (Pair), Come pre-gapped By NGK

All of our products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world. Gain up to 3HP just by using these plugs! • The ultimate in

• UPC: 713540163

Harley-Davidson Softail Slim Twin Cam Performance Spark Plugs Pair repl. OEM# 6R12, Conventional style spark plugs, available in OEM heat.., By Orange Cycle Parts

All of our products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world. Performance Spark Plugs for Harley Twin Cam 2000-2017 If you are interested in

• UPC: 443868307

Iridium Spark Plugs for Harley Twin Cam & Sportster 1999 - 2017 (2 Pack) by NGK 6046 DCPR7EIX, Ultimate design, technology and performance 6046 DCPR7EIX Iridium Spark.., By Orange Cycle Parts

All of our products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world. NGK 6046 DCPR7EIX Iridium Spark Plugs Designed specifically for the performance enthusiast, Iridium

• UPC: 191493720

# 6046 Iridium Spark Plugs -- DCPR7EIX -- for Harley-Davidson Twin Cam and XL --- 4 PCS * NEW *, IRIDIUM By NGK

All of our products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world.If you are interested in any of our products or would like to discuss

• UPC: 182092522