2.8i is ok if you only going for a standard lump LOL...
3.09 ratio on 17's means you will hit 200mph though LOL.....
We have used these in the past and they break at stage 2 so greens and a t3....usually the half shaft's twist and few times then snap LOL...
WANK......
But yes since i have sorted my axle its lasted for 10 years and never broke