i've got 200 miles on the road now, and it's developed a knocking noise/vibration thats relative to speed, it's r1 powered with a quife reverse box, freelander diff and sierra driveshafts, just replaced a suspect cv joint but that's not made any difference

any suggestions

have you cheked you havent thrown a balance weight off a wheel ?

had a spaner check arround the rear end and diff

regards

Agriv8

I'm no bec expert, but I've heard of the big nuts holding the drive flanges on either the engine or reverse box can come loose.