60mm springs are plenty low enough for a 60 tbh and its never gonna be a track slag, so you may aswell just go for looks. you'll just be putting them of so you can say that you have got coilovers, they will be worth more than your car and you'll make a massive loss if you include them in the sale when you inevitably get something with abit more poke. But if your absolutely sure its what you want then there's usually some crazy german ones on Ebay