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2x Larger Ignition Coils – Early Carby Hyosung GT650R GT650 GV650

Estimated delivery dates: Sep 7, 2026 - Sep 10, 2026

£49.99

⚡ LARGE IGNITION COILS X2 // RESTORES CARBURETTOR V-TWIN POWER

Cure rough running and sluggish power delivery on classic 650cc models. These larger-style replacement ignition coils provide a strong, steady spark to your cylinders, ensuring you do not get left stuck in the garage due to failing electrical components. Specifically engineered to handle the exact resistance of classic carburettor systems, they are built to keep your machine firing cleanly through any weather.

  • Carby Specific // Tuned for the electrical resistance needed by carburettor systems.
  • OEM-Style Fit // Matches the physical size and mounting pattern of the original large coils.
  • Direct Swap // Uses standard HT leads and existing frame mounts.
  • 📦 What’s Included // 2x Large Ignition Coils (Caps not included).
CRITICAL FITMENT ALERT: These are “Large Type” coils. They will not fit fuel-injected EFI models. Please physically check your existing setup before ordering, as some later models can use smaller coils even on carby engines.
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Description

Ignition coils on V-twins degrade over time due to high engine heat and constant chassis vibration. On these early carburettor models, a weak coil results in rough running, weak hot-starting, and poor power delivery. These aftermarket coils are built to match the original specifications and physical size, providing a reliable spark and keeping these legacy 650cc Hyosungs running strong. Because factory production changed over the years, check your frame clearance and existing coil size before ordering to avoid a cheap bodge fix that fails under load.


💎 Reliable Spark for Classic 650s

Quality components engineered to provide reliable performance and longevity, justifying their use in demanding environments.

Carb Specific Resistance
Optimised for non-EFI low-pressure ignition systems.
Durable Housing
Resists weather and continuous engine vibration.
Easy to Install
Uses existing factory mounts and standard HT leads.
Fixes Misfires
Restores smooth power delivery and steady idling.

📜 Confirmed Fitment Guide (Carburettor Models Only)

✅ FITS: GT650, GT650R, and GV650 Aquila / Avitar models.
📅 YEARS: Primarily early-to-mid 2000s models (Please confirm your physical coil size before purchasing).
❌ WILL NOT FIT: Any newer EFI (Fuel Injected) configurations or bikes originally utilizing physically smaller ignition coil bodies.

💡 RECOMMENDED PAIRING:
The factory spark plug caps breakdown over time. Secure your ignition path by upgrading to durable **NGK HT Leads & Spark Plug Caps** to guarantee a strong, reliable spark circuit. View NGK Caps here.

🔧 Install Tips

  • Verify Physical Size: Measure your old coil space or check frame clearance dimensions against our reference photos. Hyosung sourced two completely different sizes throughout the carby production run.
  • Download Manual: Grab your free workshop manual directly from our community forums for precise installation procedures and torque settings.
  • Test the Old Coils: Use a standard digital multimeter to test the primary and secondary resistance values on your old coils before replacing them to confirm a fault exists.

Reference OEM #: 33430HP9310, 33410HP9310, 33410HP8810, 33410HN9120

📧 NEED AN EXTRA HAND? If you want to double-check your frame space measurements, email our team with your bike details. For troubleshooting advice, part reviews, or wiring help, join the HyoRiders Club Forums.

Additional information

Weight 1.5 kg
Dimensions 30 × 20 × 10 cm
Coil Choice

2x Aftermarket, 2x JAPAN Version

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Independent Shop supplying ride enhancements and quality spares with fast dispatch. Need assistance? Access our workshop guides, manuals, tutorials or drop by the forums for troubleshooting help.