for the cheaper people that know what they are doing, you can do what i did, tap the hole that the other kits plug up with the piece of metal, and screw a bolt in with threadlocker on it.
no issues at all, but its VERY easy to screw up.
1971 Porsche 914
1974 Chevrolet Chevelle Laguna S-3
1979 Yamaha XS750 Special
2002 Harley Davidson 883R
2005 Ford Focus ST