Coil and Sparking Plug Tester

• Compact and rugged;  new hand built design
• Accurately tests coil and indicates if setting up is required
• Runs from vehicle 6 or 12 volt battery
• Can be safely stored under rear seat
• Provides handy holder for spare coil
• Quickly checks for sparking plug insulation failure
• Available from me with instructions for £55.00 plus postage

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