Hello,
1. For your product name the most easy and quick way is to switch off his display.
. Go in Extensions dropdown => Modules
. Look for your Cart/ HikaShop Cart Module to edit it
. Then in HikaShop Options tab
. Switch off the Product name
2. For your override and be able to easily find the relative view, you have an option to help you on this subject.
. From Main HikaShop Configuration, go to Advanced tab
. In Advanced Settings part, find the "Display view files" option
. And select "Front-end"
=> From this, your view reference will be display on your front-end.
Hope this will help you to progress on your subject.
Regards