Genuine Lister Petter air filter element as fitted on the Petter AC1 Series 2 & AD1 Engines.
The dimensions are 95mm O.D. x 50mm I.D. x 105mm H.
Replaces / equivalent to P/N 211-6295, 211.6295, 2116295, 334643, 361945, 363722, 366A, 9182, MD-256, MD.256, MD256, PA4732, WGA1574