Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
The Gunson Tools Tune-up Plug is an essential automotive tool designed for Petrol and LPG engines, suitable for both 2 and 4-stroke configurations. This tool allows technicians to observe combustion processes and make precise adjustments to fuel mixtures based on visual feedback.
This innovative tool is crafted from high-quality metal, ensuring durability and resilience under various operating conditions. The Tune-up Plug is designed to fit most standard petrol engines, and it comes with additional adaptors to accommodate vehicles with different spark plug sizes. This versatility makes it an invaluable asset for both professional mechanics and DIY enthusiasts. Gunson Tools, a reputable British company based in Warwickshire, combines years of industry experience with ethical sourcing practices to provide reliable, high-quality automotive solutions.
Key Features:
Compatible with Petrol and LPG engines, including 2 and 4-stroke configurations.
Includes a 14mm short reach plug and hexagonal adaptor for a secure fit.
Kit comes complete with detailed instructions for easy setup and use.
Extra adaptor sizes available separately for enhanced compatibility (e.g., G4055E, G4055D).
Manufactured with high-quality metal for durability and long-lasting performance.
Trusted by automotive professionals and classic vehicle technicians for reliable diagnostic results.
The Gunson Tune-up Plug is ideal for automotive technicians, classic vehicle restorers, and DIY car enthusiasts. Its ability to provide real-time insight into the combustion process makes it a powerful tool for fine-tuning engine performance. Choose the Gunson Tune-up Plug to ensure your vehicle runs efficiently and effectively, backed by the trusted quality of a British engineering legacy.
After installing these control arms, I noticed a clear improvement in stability and ride comfort. The steering feels tighter and the car handles bumps much better than before.
C
Chris Adams
Decent upgrade from stock control arms
Works fine and does what it claims. There is a noticeable difference in how the suspension reacts on rough patches.
K
Kevin Brooks
Good fitment and improved steering response overall
Installation was straightforward for my mechanic. After a few drives, I can say it improved overall handling and reduced vibrations.
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FAQs
Have a question ? We are here to help.
Is the shipping free?
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What is the model number of this product?A: The model number is G4074. This number identifies the specific product among the Gunson range.
Q: What are the dimensions of the Colortune kit?A: The kit measures approximately one point eighteen inches in length, four point fifty-three inches in width, and six point five inches in height. These dimensions make it compact and easy to store.
Q: What is the material used in the Colortune plug?A: The Colortune plug is made of metal. This durable material ensures longevity and reliable performance.
Q: How do I use the GUNSON G4074 Colortune kit?A: To use the Colortune kit, install the plug into the engine's spark plug hole, then start the engine. Observe the combustion chamber color to adjust the air-fuel mixture.
Q: Is this kit suitable for all petrol engines?A: Yes, the kit fits most petrol engines with standard M14 threaded plugs. Additional adaptors are available for different spark plug sizes.
Q: Does the kit come with instructions?A: Yes, the kit includes comprehensive instructions. These ensure you can effectively utilize the tool for tuning your engine.
Q: How do I maintain the GUNSON Colortune kit?A: To maintain the kit, clean the plug after each use and store it in a dry place. This prevents corrosion and prolongs its lifespan.
Q: Can I use this tool for LPG engines?A: Yes, the GUNSON G4074 Colortune kit is compatible with LPG engines. It is designed for both petrol and LPG fuel systems.
Q: What if the Colortune kit arrives damaged?A: If the kit arrives damaged, you should contact customer support for a replacement. Ensure to keep all packaging for return purposes.
Q: Are there additional adaptors available for different engines?A: Yes, extra adaptors are available separately. These include sizes such as eighteen millimeters, fourteen millimeters long reach, and twelve millimeters.
Q: Is this tool suitable for beginners?A: Yes, this tool is suitable for beginners. The included instructions make it accessible for those new to engine tuning.
Q: Can I use this kit on classic vehicles?A: Yes, the Colortune kit is ideal for classic vehicles. It helps technicians manage the specific needs of older petrol engines.
Q: What is the warranty on the GUNSON tools?A: The warranty details may vary, but typically Gunson offers a one-year warranty on their tools. Always check your product documentation for specifics.
Q: Is the GUNSON G4074 Colortune kit portable?A: Yes, the kit is portable due to its compact size. You can easily carry it to different locations for engine tuning.
Q: Where is the GUNSON G4074 Colortune kit manufactured?A: The kit is manufactured in the United Kingdom. Gunson Tools is known for its quality British engineering and craftsmanship.