Trimmed up cabin heat reducer and glassed on to the existing inlet to match the Jab Aus cabin heater kit.
Installed Oddessy PC625 battery and found that the firewall flexed a fair bit so installed a stiffener to the inside of the firewall located behind where the battery saddle attaches.
cabin heat naca vent reducer
battery saddle is held on by 4 x 5/32 bolts and nutplates