my mate has put the old pump back in cause it was not to bad, put some silicone on just in case the rubber o ring didnt like being disturbed, while he was doing that i de restricted the air box and are fitting vec c pipe up, the breather pipes were full off crap so cleaned them out, the alternator tentioner bearings dont sound to good! does any one no if you buy just the tensioner or is it part of the alternator?