Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

Petrol sales at record low in March

PLUNGING PRICES at the pumps failed to prevent petrol sales dipping to their lowest figure on record in late winter this year. UK drivers bought 1.367 billion litres of petrol in March 2014, according to Government figures highlighted by the AA. This was the lowest recorded figure, with the previous low point being March 2013 - the coldest March for 50 years - when sales only reached 1.376 billion litres.

Porsche Battery – a mere £1200

The rather expensive Porsche Lithium Ion Battery Car batteries have been roughly the same shape and size – and utilised basically the same lead-acid technology – for years. They’ve got better, as you no longer need to top them up with distilled water at regular intervals (I’m showing my age now), and they are less prone to going flat. But that probably has more to do with alternators replacing dynamos than the batteries themselves.

CDN-GM Interactive Competition: Phase 2 deadline extended until Sunday 28 September

Due to the number and quality of the entries that are still pouring in we've extended the deadline for this phase of the CDN-GM Interactive Design Competition to give you a couple more days to upload your work. Remember that during this phase, while your design needn't be fully finalized, you should be firming up your major themes based on your Phase 1 work and the feedback comments from the Mentors and your peers. The entrants progressing to Phase 3 will be announced next week for the final phase of this year's contest ahead of the announcement of the winners in January.