cummins marine diesel engine	Engine Model	Rated Power &speed (kw/rpm)
cummins marine diesel engine	4BTA3.9-GM47	47/1500
cummins marine diesel engine	4BTA3.9-GM65	65/1800

Monarch power limited can provide you the cummins 4BT 6BT 6CT NTA855 KT19 KT38 KTA50 marine disel engines.