Dear Cindy, Perry,We have contacted Sumitomo Precision Products (SPP) for update. They are now studying based on the information provided. Due to their engineering dept. is currently piled up and need some more time To evaluate, most probably can come back to you only middle of Jan.We are sorry for inconvenience caused.In addition, SPP has the following comments. 1. Oil pumpOil pump is included in our scope. But SPP does not have the knowledge to comply, therefore please remove oil pump out from our scope. 2. MaterialOil tube: SUS316L or HDG(hot dip galvanized)Cooling fanguard: SUS304Cooling fan blade: Aluminum alloy or stainless steel The above is mentioned in the specification.SPP is an aluminum plate fin heat exchanger manufacturer. If this is really needed, SPP would not be able to comply to this request. Please check and confirm. Thank you. Best regards,Lee