What motor is this?

[cpd304]

I'm pretty sure its a volvo penta, but I dont know what model it is like md1 and so forth.... can anyone tell me... I also know its a 12 hp.

Thanks
Joey

[Ulladh]

Looks like an MD2B, two cylinders, usual sick green volvo paint job. I may have the manual for this one.

http://www.volvo.com/NR/rdonlyres/30...RB_1974_en.pdf

[mitiempo]

I'm pretty sure it is a Volvo but the MD2B has separate cylinder heads like this: