If people are mounting the calipers as described above, then really they have not got enough sense or knowledge to be messing with a brake system anyway.
One thing I do know is, if you make up a new hardline section (cross over tube) it is a pig to re-install
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66 type1 cabrio, 2276 DTA FI, Brembos, Servo, IRS, Berg 5 Quaife etc
project in progress