I think these are the ones I will try check for sure. Some of them have like a silicone rubber condom thing that goes over them just use the old ones should fit fine
http://www.ebay.co.uk/itm/Lot-of-24-Wedge-Base-161-bulbs-BEST-OFFER-/321321656598?pt=US_Light_Bulbs&hash=item4ad0436116
Thats american by the way just used it to show you.