Worldwide Shipping We offer shipping to most countries. Simply select your country once you have added items to your basket and you'll be shown an instant price for shipping without having to advance in to the check out process.
181000+ Parts & Accessories Our catalogue has grown extensively over the years and we now source a huge range of parts and accessories from a number of distributors from round the world.
Order Online Or By Phone We're more than happy to have customers order which ever way they prefer. If you'd like to discuss anything over the phone prior to ordering we'd be delighted to help you.
Simple Exchange Or Refund Policy
We know when customers receive their orders there is always the possibility of needing to exchange or return items for a refund. Rest assured if you need to, we make it simple. See T&C's for more details.
Price Match Promise We offer a price match promise on all items we sell. Use the "Seen it cheaper?" option found on the product pages to request a price match.
Seen this item cheaper on another website? Let us try and match it!
We do our upmost to keep our prices competitive but due to the number of items we sell, you may occasionally find a better price advertised elsewhere. If you have seen a cheaper price on another website let us know by filling in this form. If we’re able to match the price, we’ll look to respond via email with a unique discount code within 1 hour (during working hours) so you're not waiting too long.
NGK standard plugs are constructed for longer life and optimum performance
Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
Corrugated ribs prevent flashover
Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
Copper core aids in heat removal
Triple seals prevent leakage
Specifications +
Style: BPR4ES Spark Gap: 0,8 mm (0,031") Heat Range: 4 Model: Standard Units: Each Type: Resistor Type Hex Size: 20,6 mm (13/16") Electrical Resistance: 5k Ohms Thread Reach: 19,1 mm (3/4") Terminal Configuration: Removable Nut Product Name: Spark Plug Ground Electrode Shape: Standard Electrode Tip Material: Nickel Alloy Ground Electrode Configuration: Single Thread Size: 14 mm Center Electrode Projection: Projected Center Electrode Type: Standard
Part numbers +
21030323
Fitment +
ARCTIC CAT
SNO PRO 120: 2010-2013
ZR 120: 2014-2015
HARLEY DAVIDSON
Dyna Convertible - FXDS-CON: 1994-1999
Dyna Low Rider - FXDL: 1993-1999
Dyna Super Glide - FXD: 1995-1999
Dyna Wide Glide - FXDWG: 1993-1999
Electra Glide Standard - FLHT: 1986-1988, 1995-1999
Road King - FLHR: 1994-1999
Softail Bad Boy - FXSTSB: 1995-1997
Softail Fat Boy - FLSTF: 1990-1999
Softail Springer - FXSTS: 1988-1999
Wide Glide - FXWG: 1985-1986
INDIAN
Chief Classic: 2010-2018
Chief Roadmaster: 2009-2011
Chief Standard: 2009
POLARIS
RANGER TM 650 2x4: 2004-2006
YAMAHA
YXP 1000 A Pro Hauler 1000: 2004-2005
YXP 700 A Pro Hauler 700: 2004-2006
Delivery +
All orders are shipped with either DPD, Fedex, UPS, DHL or Royal Mail. The courier used to ship your order is determined by ourselves once your order has been placed and normally depends on the size, volume and the shipping destination. The selected courier for your order will be quoted in your order confirmation email which you will receive once we have processed your order. Once your order has been shipped, this will be confirmed via email and you will receive a tracking number so you can keep an eye on your shipments progress.
