I always refer to sefton's build, it's the pefect parts for the 300 mark..i'd always include LSD fpr and an oil cooler. I also have a spare gearbox here for when you get launch control haha also suggest a delimiter unless you do go EMU. I see alot of people opting for massive turbo's which is each to their own but I can't understand the need with how light these cars are the chance's are the gearbox won't cope up top end and wheelspin galore so you kinda lose a big turbo glory through transmission, lag, engine size, boost limitations, lightness not double clutching like ya should hahaha the do