I think that if you crimp and roll the brakeline it would hold. But I have
some block-off plugs for bench-bleeding cylinders that will work.
The reservoir tilts off easily.
Brian Holm
At 07:40 AM 5/19/1999 -0700, Steve Leung wrote:
>I wrote a while back about using a brake master cylinder from a 505 in a
>604. The seals and pistons are different size and not interchangeable.
>The 604 cyl is $175 new, rebuild kit is $50, reasons I looked for an
>alternative. The 505 unit will bolt right in except there is an extra
>hydraulic fitting that must be plugged or fluid will pour out. I tried
>first a 1/4 inch NPT plug but it leaks slightly. I next tried a brake
>line fitting with the copper line crimped and soldered but it leaked
>badly (blew the crimp and solder, can't handle the high pressure). I
>have just found the solution: The bleed nipple from an 89 405 caliper is
>the same thread and now it is plugged with no leaks. The 505 cyl
>reservoir is tilted as installed in the 604 because the install angle is
>different in the 2 models. The float sw. reservoir is higher and will
>work as is (looks weird), just fill it till the float switch does not
>trip. I will try swapping the reservoir from the 604 in the next fluid
>R&R. It fits will make it level again. I have not driven the 79 604 V6
>SL with the 505 cylinder other than up and down the driveway. It feels
>fine though and I'll give another report after roadtest. .
>
>Does the reservoir just pull out without damage?
>Also, does anyone have available a few brake bleed nipples from a 405? I
>need to replace the one I stole from the 405 caliper plus I need another
>for other applications.
>
>Steve
>___________________________________________________________________
>
>
>
Brian Holm, Parts for Peugeots
at Peugeot Holm, since 1969
2120 Maple Hill
Plainfield, VT, 05667
802-454-7132, fax -1310