hey guys just noticed ive got a pretty decent leak coming from the oil feed on the block.the banjo bolt im using was a proflow part. could it be this part is of a low quality and have just failed. the banjo bolt and copper washers are only max 2 hrs of use.has anyone else en-counted this problem with proflow stuff.and can the original banjo bolt still be sourced from nissan and if so anyone have a part number ---------- Post added 06-01-13 at 10:15 ---------- well i found out what the problem was, when i get the banjo bolt and washers from pirtek, there gave me the wrong size washers. so it didnt seat against the thread and the washers were alloy. not copper. so once the car got up to temp the washers. warped should i keep the alloy banjo bolt or get a steel one