3x sets of meal piston rings for smart 450 petrol engine 698ccm 0.7 - hour 66.5mm standard size 3x sets of meal piston rings for smart 450 petrol engine 698ccm 0.7 - hour 66.5mm - Piston rings for the standard size 3x meal piston rings for smart 450 petrol engine 698ccm 0.7 - StD 66.5mm => cylinder bore mm: 66.50 mm 2. Ring: 1.5 mm <= Here there are differences depending on the model, please watch exactly! If your purchases are ordered and paid for together, we usually send them together in a program. The delivery times can be found in the eBay information. However, these are only considered a guideline and are not binding. About PayPal: direct debit, credit card, purchase on account, if PayPal offers this for you If you have any questions about the product, please contact us using the c.