⚡ Tune smarter, not harder — see the spark that drives your engine!
The Gunson G4074 Colortune Single Plug Kit is a precision automotive tool designed to visually reveal combustion quality inside petrol and LPG engines. Compatible with 2 and 4 stroke engines and multiple carburettor types, it enables quick, confident tuning by showing the fuel-air mixture color inside the combustion chamber. Proudly manufactured in the UK, this lightweight, easy-to-use kit is ideal for both novice and classic vehicle enthusiasts seeking to optimize engine performance with trusted British engineering.
| ASIN | B0012MB4VE |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | 410,304 in Automotive ( See Top 100 in Automotive ) 1,651 in Car Spark Plugs |
| Brand Name | GUNSON |
| Compatible with Vehicle Type | Car |
| Core Material | Alloy Steel |
| Customer Reviews | 4.4 4.4 out of 5 stars (580) |
| Gap Size | 14 Millimeters |
| Global Trade Identification Number | 05018341740740 |
| Included Components | 1 x Gunson Colortune 14 mm Kit Colortune Spark Plug Carburettor Mixture Tool |
| Item Type Name | Gunson Colortune 14 mm Kit Colortune Spark Plug Carburettor Mixture Tool |
| Item Weight | 0.15 Kilograms |
| Manufacturer | Tool Connection (EU) |
| Manufacturer Part Number | G4074 |
| Manufacturer Warranty Description | 12 Month |
| Model Number | G4074 |
| Thread Size | 14 millimeters |
| Top Material Type | Copper |
| Unit Count | 1.0 count |
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