Motor bike and car engines were traditionally set just below the taxation limit so that they could be rebored and remain within the limit On 26 July 2016 at 02:35, IVP wrote: > > And some microwave ovens these days have no turntable, so they'll > > take a square or rectangular container presumably making the unusable > > volume much less significant > > But the ones that don't ...... > > > engine has always been 510cc > > That's another fuzzy one. Bike engines always seem to hover just below > a "category" - 49cc, 247cc, 748cc, 999cc etc. Possibly has something to > do with displacement taxation. Might even be about home/export market > as to what the regs are. I remember being curious about it a long time ag= o > when a friend at school (in the UK) bought a James 200 (made in the UK), > 197cc. Another friend's father had a vintage Ariel Square Four 1000, > 995cc, so the "just under" has been around for a while. I guess if you're > the gumment and setting displacement limits you'll be forever chasing > rabbits as the manufacturers will always go just under > > Joe > > > ----- > No virus found in this message. > Checked by AVG - www.avg.com > Version: 2016.0.7688 / Virus Database: 4627/12683 - Release Date: 07/25/1= 6 > > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 __________________________________________ David C Brown 43 Bings Road Whaley Bridge High Peak Phone: 01663 733236 Derbyshire eMail: dcb.home@gmail.com SK23 7ND web: www.bings-knowle.co.uk/dcb *Sent from my etch-a-sketch* --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .