absmiami Posted August 12 Author Posted August 12 Exhaust pipes are what keep me up at nights - making them out of metal presents this problem - annealing brass or nickel softens the material - but repeated bending and shaping causes the metal to “work harden” - and you can use solder to make a pipe - but solder doesn’t like glue - any glue - so …
absmiami Posted August 12 Author Posted August 12 I decided to see whether i can solder silver solder - that has a hi temp melting point - to something - in this case - a random peice of white metal - using lo temp solder …. It worked …
absmiami Posted August 12 Author Posted August 12 (edited) How about lo temp soldering two pieces of solder together ? Hell’s bells - it worked … Edited August 12 by absmiami
absmiami Posted August 12 Author Posted August 12 (edited) For instance on the 25 - you need to bond exhaust pipe ends and then bend them in and around the cylinder heads …. This is doable with lo temp solder wire and hi temp silver solder - away we go …. Edited August 12 by absmiami
absmiami Posted August 13 Author Posted August 13 Seat time - the Auto-Kits 25 white metal seat has the correct shape but is a bit too wide for my monocoque - so its gone to surgery …
absmiami Posted August 13 Author Posted August 13 (edited) And thanks to lo temp solder - its now one peice again - Edited August 13 by absmiami
absmiami Posted August 13 Author Posted August 13 Here’s a shot from the excellent Tipler book on the marque …. OK. What’s wrong with this picture ??? …
bytownshaker Posted August 16 Posted August 16 Steering wheel looks off center compared to the wheel, hubs and linkage. Just a guess.
absmiami Posted August 16 Author Posted August 16 Thanks TS - the steering wheel is slightly offset because the steering colomn jogs left to grab the steering rack in between the brake and clutch pedals - but true enlightenment aludes you … anyone else ?
absmiami Posted August 21 Author Posted August 21 (edited) The publisher reversed the photo negative - poor Mr Tipler either missed this or never got a chance to check the final draft - oops - in the age of the I ph - the reader can make his own photo correction … Edited August 21 by absmiami 1
absmiami Posted August 21 Author Posted August 21 One of the features of the 25 that this photo gives us a good look at is the brake hub assembly … 1
absmiami Posted August 21 Author Posted August 21 Most Girling Brake assemblies in this era used 10.5 in discs - sometimes paired with 9.5 in discs for the fronts - so I’m cutting discs in both sizes - in scale i’m using 10.5 mm and 9.5 mm - thats close enough … 1
absmiami Posted August 22 Author Posted August 22 The headstock on the Sherline swivels w the removal of a setting bar at the base - allowing a 30 degree angled cut - spec is probably closer to 45 degrees but my cross slide is the old “shorty” w limited travel - sherline makes a longer slide - $$ - maybe some day … 1
absmiami Posted August 26 Author Posted August 26 (edited) At this point i remove the chuck fr the lathe and attach it to an indexer on a sherline mill - to make six dimples on the face of the hub Edited Tuesday at 01:29 PM by absmiami 1
absmiami Posted August 26 Author Posted August 26 Then i place the chuck back on the lathe and part the hub - repeating this four times - 1
absmiami Posted Saturday at 01:30 PM Author Posted Saturday at 01:30 PM I know that the Maser needs some love - but the Lotus refuses to leave the bench - the set up on the mill vice described in the Maser post was used to drill .016 holes into a section of .040 nickel silver tube - this section of tubing will be parted in the middle - and i’ll have two steering wheel columns … now back to the lathe for the instr dash gauge rings … 1
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