These are required when you fit an LSD to an English Diff - The Bolt Heads are thinner to give you the required clearance. Also used to fit the Flywheel to The Crank.
Ford Pre Crossflow Flywheel, Cortina mk1. Anglia 105E Etc.
A SET OF CLUTCH COVER TO FLYWHEEL BOLTS FOR A G60 VAG FLYWHEEL
Honda Jazz 1.3 Flywheel, Manual 5 Speed, With Flywheel Bolts 22100-5S1-H01
Dual Mass Flywheel Bolts Land Rover Defender TD5 Discovery TD5 OEM 8x ERR6581
Mini Cooper S 1.6T N14 Automatic Gearbox Torque Converter/Flywheel & Bolts 06-10
DMF Flywheel Bolts fits HONDA CIVIC FK3 2.2D 05 to 11 N22A2 Dual Mass LuK New