In the Split and Save Bodies PropertyManagers, you can select an alternate part template to override the default template from .
The selected template is applied to all the new part files you create during that Split or Save Bodies operation.
Previously, you could set a system option to prompt you for an alternate template whenever you created a part. Then you had to repeatedly specify that template (once for each body that you saved).
In the Save Bodies PropertyManager, if you select Create Assembly, you can select an alternate assembly template.