@RichGT I have previously used the eBay braided line kits (available for approx $100) on a friends 15g swapped 740. He hasn't had any issues but if you had any concerns you could take them to somewhere like enzed or Pirtek and have new lines made.
https://rover.ebay.com/rover/0/0/0?mpre=https%3A%2F%2Fwww.ebay.com.au%2Fulk%2Fitm%2F282703000701