
Bosch · Part number YR7DC+ · NZ$25.00 incl. GST
Spark plugs are the little champions that get your engine humming, igniting that air-fuel mix for a smooth run, and for a heap of compact and small-engine whizz-abouts.
NZ$25.00 including GST. Part number YR7DC+.
Spark Plugs: Give Your Engine a Proper Kickstart!
> Right then, let's talk spark plugs – these wee fellas are absolutely crucial for getting your engine's party started, igniting the fuel mix just so. When they get a bit knackered, you'll notice it: misfires, guzzling more fuel than usual, and a general lack of oomph, especially in those hard-working smaller engines found in compact cars and light SUVs like your trusty Daihatsu Terios or the ever-popular Suzuki Jimny.
Symptoms That Led You Here
• Engine misfires or rough idling
• Reduced fuel economy
• Difficulty starting the engine
• Lack of acceleration or power, particularly when climbing hills or under load
• Check Engine Light illuminated (often indicating a misfire code)
Will it pass WOF?
Failing spark plugs can cause engine misfires, which can lead to excessive emissions and poor engine performance. While not a direct WOF inspection item, these issues can cause your vehicle to fail the emissions test or be deemed unsafe due to poor running, thus preventing it from passing its Warrant of Fitness.
DIY or Workshop?
Difficulty: 4/10 (for most accessible engines)
Estimated Time: 1-2 hours
Tools Required: Spark plug socket wrench, ratchet, torque wrench, spark plug gap tool (if not pre-gapped), dielectric grease, anti-seize compound.
Expert Recommendation
Bob @ CARFIX recommends replacing spark plugs at the manufacturer's specified intervals, or sooner if you notice any of the symptoms above. Worn spark plugs put extra strain on your ignition system and can lead to more expensive repairs down the line. The BOSCH YR7DC+ is an excellent choice, known for its durability and consistent performance, making it ideal for the varied driving conditions experienced by vehicles like the Fiat Idea or Mitsubishi Town Box. Bob @ CARFIX is always on hand to help you work out exactly what part you need for your compact car or light SUV. Make sure you head over to Bob's Shop for a chat!
Fitment Notes
This spark plug is suitable for a wide array of compact and small-engine vehicles. Pay close attention to the specific engine code and year range for models such as the DAIHATSU BOON;SIRION (2005-2999), FIAT PALIO (2001-2004), GEELY LC;PANDA (2008-2999), MITSUBISHI TOWN BOX (1998-2003), ALFA ROMEO MITO MultiAir (2009-2013), SUZUKI JIMNY;JIMNY SIERRA 16V (1998-2999), FIAT IDEA (2003-2999), DAIHATSU BEGO;TERIOS VVT-i (2005-2999), FIAT BRAVA 16V 80 (1998-2002), and SUZUKI WAGON R WIDE;WAGON R+ (1998-2000). Always cross-reference with your vehicle's owner's manual or consult with Bob to ensure correct fitment.
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🛠️ Bob's Pro Tip: Do the Job Right!
> If you're replacing this spark plug, make sure you've got the right workshop prep, protection, and safety gear ready. Taking a bit of extra time and using the proper safety stands and cleaners makes all the difference for a professional result!
🧰 What Else You'll Need:
• Safety First: Always secure your vehicle on heavy-duty safety jack stands before working underneath. Never rely solely on a hydraulic jack.
• Clean Hands: Keep a pack of Nitrile Gloves handy to protect your skin from grease, oils, and chemical sprays.
• Preparation: Have microfibre towels and a suitable parts cleaner nearby to keep components clean during installation.