Your bike’s internal combustion engine needs air to perform the ‘combustion’ bit. Here’s the lowdown on getting it in, keeping it clean and delivering it the best way

Jaguar World's technical advice service

Saving you money on essential bike maintenance with easy-to-follow tips

PBO ’s engine expert, Stu Davies, explains how to troubleshoot outboard motor problems to get them running again

After a long trip, I found a small end section of the heat shield scraping on the road. It looks like it had ‘wafted’ up and down for a long time to split along the 350mm length. I contacted Peugeot S

CM reader, Malcolm Rainier, buys and sells a few motors during the year. Recently he has concentrated on buying (and repairing) the Mazda CX-5 range. Here Malcolm tells us his experience with the SUV, which has a bad reputation in the trade.