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high mileage oil
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  1. All other classic cars
    I have a 1968 Charger and I rebuilt the 383 engine 20 years ago. I dont drive it much but I am wondering if using high mileage oil is better to help keep the seals etc plyable like they claim. At some point it will start to leak as after 20 years the rubber will become a little hard so I am...
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