XK120 XK140 XK150 1948 - 1962

XK140 H4 bulbs

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Old Feb 2, 2015 | 03:32 PM
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Default XK140 H4 bulbs

could someone help me with a question i have
 
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Old Feb 2, 2015 | 03:33 PM
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my H4 bulbs are constantly popping and i dont know why
 
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Old Feb 2, 2015 | 03:40 PM
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Always the same make or not ? Is the make a "reputable" make or "Joe Noname" ? Other thing is to check the voltage of the system when the lights are on with the engine running.
 
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Old Feb 3, 2015 | 09:53 AM
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Are you making sure they are installed clean and without fingers touching bulb?
 
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