Bapi or Function module for creation of Customer Machine

Hi experts,

I want a bapi or Function module for creation of customer machine in crm.

I know the bapi BAPI_BUPA_CREATE_FROM_DATA for creation of customer but i want few more fields like Asset ID, Product ID ect.., so is any bapi or Function is there for creation of customer machine which have BP id , Asset ID , Product ID.

Advance Thanks,

Abhishek R K