Köp en tempmätare man skruvar fast under tändstiftet.
https://www.fc-moto.de/epages/fcm.sf/?channable=02270f69640037393837363630303206&utm_campaign=solute&utm_content=&utm_source=SOL_SE&utm_medium=cpc&utm_term=&ObjectPath=/Shops/10207048/Products/PB-360-051.v/SubProducts/PB-360-075&Locale=sv_SE