Help requested for Conversion - Subject M60 machine gun

Hello to all vets,
i am just sitting over the 1/24 Monogram Huey.I like to buold it in the markings of 174 AHC- Sharks, but there are not M 60 in this scale. so can anyone help me with photos or plans for scratch building ?

Thomas

I might have some pics, I’m not sure , 'll have to dig through my foot locker?