My poor, poor CB400X…

I don’t trust the previous owner of the bike.

Just before the handover, he had agreed to replace the bike battery (it died while viewing) and perform a once-off engine oil change. I specifically asked if he used a fully-synthetic oil – and he said YES; though he couldn’t recall the oil name (red flag!). So he arranged for tow and got the agreed stuff replaced.

Mobil Super 4T 10W50 mineral oil and the removed Yuasa battery.

Firstly, Mobil Super 4T is a mineral oil – not synthetic. Next, the manual calls for 10W30 viscosity on the CB400X / Continue reading “My poor, poor CB400X…”