http://i1108.photobucket.com/albums/h417/H2ex/IMG_0433_zpsp4wksq30.jpg [/img][/url] As you can see here the helicoil insert was touching the valve seats. So I have decided to tap the hole out 3/8 bspt and make a special plug to fit. The downside is I will have to do all four cylinders. And I will f...

Has anybody come across this problem before ? All four spark plug threads on my Z900 cylinder head are pretty much shot, no problem I hear you shout. I've got a Helicoil kit to correct the problem. Now here's the rub, it turns out that one of the holes has already got an insert in it ! I've taken th...

Over the years I have seen quite a few very nice looking Z1 - Z1000 Hydraulic clutch conversions, the most recent being on a very tasteful Z power creation at Stafford. (You just know there is a "But" coming don't you) But I have never seen a hydraulic conversion done, where by looking at ...