The standard genuine Perkins secondary fuel filter assembly has an overall length from the bottom of the support holder down to and including cartridge and thumb screw at bottom of the glass bowl of 5.5”The new solid metal spin-on with no drain is shorter at 4.5″ in length and the solid metal spin on with the reusable glass bowl with a drain on the bottom is longer at 6″. Tech Tip #112: Spin-on Fuel Filters for Perkins Diesels Is this answer helpful?Thanks!Give more feedbackThanks!How can it be improved?How can the answer be improved?Tell us how perkins fuel filter bowl | eBay Save perkins fuel filter bowl to get e-mail alerts and updates on your eBay Feed. + Items in search results. SPONSORED. Lucas CAV Delphi HDF 296 Fuel Filter Glass Bowl Shallow Perkins A4,A4. Brand New. $8. From United Kingdom. Buy It Now. Customs services and international tracking provided +$13 shipping. 26560601 | Fuel filter bowl | Perkins Replacement inspection / water separator bowl 26560601 for fitting to pre fuel filters, supplied with water drain. Constructed from materials resistant to diesel fuels. Ideal where sight bowls have been clouded due to fuel or damaged.