''DMB-21. maj Beograd'' is a serbian factory that produces Lombardini licenced engines for agriculture machinery. The most important models are LA 300 (2 DM 300), LDA 450 (3 LD 450) and LDA 530 (6 LD 360).
DMB LA 300 (2 DM 300)
This engine is made under the Lombardini licence for LA 300.
It is a 4-stroke, single-cylinder gasoline engine with 300 ccm and 7-8 HP.
It was built in Labinprogres Mondial, Muta Gorenje, IMT 507 and DMB walking tractors.
More information on LA 300 you can find on Lombardini page.
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DMB LDA 450 (3 LD 450)
This engine is made under the Lombardini licence for 3 LD 450.
It is a 4-stroke, single-cylinder diesel engine with 450 ccm i 10 HP. With agriculture versions it became common to treat it as 14 HP engine.
It was built in Labinprogres Special, Muta Gorenje, IMT 509 generators and bandsaws. It also comes in marine version.
More information on LDA 450 you can find on Lombardini page.