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- Drain the car's oil.
- Insert 3 quarts of Havoline brand oil.
- Insert STP oil treatment.
- Insert Rislone oil treatment.
- Let the car run and within 30 seconds the knocking should stop.
- It has to be Havoline oil. For some reason, other oil just doesn't do the trick. This does not mean Havoline oil is better, it only means that Havoline oil is made a certain way that can stop a car engine from knocking.
- Be sure you know how to change oil on a car before performing this procedure.
- Make sure to put the correct amount of oil in that is specific to your engine's size.
Things You'll Need
- A car with a knocking engine
- 3-5 quarts of Havoline oil (check your cars specifications)
- STP oil treatment
- Rislone oil treatment
- Tool to remove drain bolt
- Oil pan
- Oil Filter
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∙ 14y ago
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Knocking in the bottom of the engine?
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