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Q: how can i change the spark plugs for bmw 525i 1955 on 1995 BMW 525i

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how can i change the spark plugs for bmw 525i 1955
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There is a black plastic cover over the valve cover I think two 10mm nuts hold the cover in place. The coils are each secured by 2 x 10mm bolts, detach the coil electrical connections and remove the coils, to remove the plugs you need a 5/8 plug socket, extension and ratchet.