Batfink 201 Posted August 3, 2006 I have got a solid rear beam mount machined, but I now need to get the correct length bolt to fit the car. does anyone know what size I need and what thread thickness the standard group A kits come with?? Share this post Link to post Share on other sites
pug_ham 244 3 Cars Posted August 5, 2006 If you want the bolt that goes through the boot floor & right through the mount & beam they are M10 thread & approximately 66mm long in total. Graham. Share this post Link to post Share on other sites