Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions
  1. Motorcycles
    2. :
  2. Honda
    3. : Cb 250 R
Today's guide shows how to remove and replace the spark plug on the Honda CBR 250 R motorcycle. First, place the bike on its stand and begin by removing the seat and fuel tank; then remove the air filter box to access the top of the cylinder head, as shown in the video. At this point, disconnect the spark plug's electrical connector and use a socket wrench with an extension to unscrew and remove it, replacing it with a new one (having the same thread pitch); then reassemble everything!

Updated on 11 July 2026 by ScegliAuto

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