Alot depends on your Skill Set, Starting a car and Burning wires usually indicates to me that you have issues with the Starter, or the Cables to the Starter and or grounds.
Bad Grounds or iffy Starters cause a lot of issues with it as they are HIGH Current Loads for short times.
Bad Grounds or iffy Starters cause a lot of issues with it as they are HIGH Current Loads for short times.