All Bug owners,
Here's some info to be shared.
[COLOR=black][FONT=Verdana]BOS-W8AC - BOSCH SUPER SPARK PLUG (STANDARD) - BEETLE 46-79 / GHIA 56-74 / BUS 50-71 / TYPE 3 62-74
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[COLOR=black][FONT=Verdana]Phone-in/Mailorder Price [/FONT][/COLOR][COLOR=black][FONT=Verdana]US $2.25
Website Discount Price US $1.95 You Save US $0.30! [/FONT][/COLOR]
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(Minimum order: 4)
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[COLOR=#009900][FONT=Verdana]In Stock[/FONT][/COLOR][COLOR=black][FONT=Verdana]
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[COLOR=#999999][FONT=Verdana]Product Code: BOS-W8AC [/FONT][/COLOR][COLOR=black][/COLOR]
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[COLOR=black][FONT=Verdana]Description [/FONT][/COLOR][COLOR=black][/COLOR]
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[COLOR=black][FONT=Verdana]Bosch original replacement spark plugs are the only choice when tuning up your engine. FIT:beetle 46-79- Bus 50-71- Ghia 56-74- Type 3 62-73- Thing 73-74. 4 req'd
[FONT=Verdana]Hot or Cool Plugs, what does the heat range of a spark plug mean to your Beetle engine?[/FONT]
The spark plugs’ heat range is an index of its capacity to dissipate thermal energy. The different characteristics of automotive engines regarding operating load, compression, engine speed, cooling, and fuel make it impossible to run all engines with a standard spark plug. The same spark plug may get very hot in one engine type, but may reach only a relatively low temperature in another. In the first case, the air-fuel mixture would ignite on the glowing parts of the spark plug projecting into the combustion chamber (pre-ignition) and, in the second case, the insulator tip would soon become so badly fouled by combustion deposits that misfiring would occur. To ensure that the plug runs between the desired temperatures, plugs with different heat capacities were developed. The so called “heat range”, which is assigned to each spark plug, is used to characterize these heat dissipation capacities. A plug with a lower heat range number (BOS-W
[FONT=Verdana]7[/FONT]AC) indicates a cooler plug that quickly dissipates heat to the engine block and cooling system, while a higher code indicates a hotter plug that retains heat. By properly selecting the heat range of the plug, it ensures that the plug will operate between the plug’s designed operating range of 500-900 degrees Celsius. In this range, the spark plug will be self-cleaning, yet will not be hot enough to pre-ignite the air/fuel mixture. [/FONT][/COLOR]
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Chk your Spark plugs, This might be the cause of your running trouble.
Happy Driving.