I would try and save up for some components if you can wait it out. 100mm speakers are not he best for the low end but if you can filter out the lows with your HU then they can add good fill to your overall sound.
I'm trying to help a mate out with an engine swap but need some wiring diagrams to sort the wiring in of the engine.
The original car was a Starlet GT (not sure of the age) and the car taking the engine is a Glanza.
I have the engine loam and a good knolage of auto electrics I just need...