Eight (8) fuel injector micro basket filters for Yamaha outboard motors HPDI LZ, Z 150hp 175hp and 200hp. Should also fit VZ models. Crush ring diameter is approximately 6.08mm, overall length is 14.00 mm. These are correct size as oem - not the shorter universal type. These are high quality filters. These are sometimes referred to as Mystery Filters because they do not show up in any Yamaha parts catalog. Free shipping within the USA. Worldwide shipping cost is $6.75. Paypal accepted.