Engine Tinware Repairs

Discussion in 'Mech Tech' started by chrisselby, May 7, 2013.

  1. Hello all,

    With my engine now in piences and sent of for rebuild, i am looking at my tinware. i can see some previous owners bodges over the years, welding on washers where screw holes have opened up, which would be ok if the repairs wasnt awful, some of the cheaper bits i dont mind replacing stairs away, like the cylinder head deflectors etc, but the main sections, the fan hosuing etc need some seams sealing, an alternator mouning point fixing and a few other bits.

    whats your take on using chemical metal to fix these bits?
    im sure they will be a nightmare to weld as its really thin, but not sure whether this will be up to the job?
     
  2. Baysearcher

    Baysearcher [secret moderator]

    I only tried that JB weld once and it was crap. Bunged the rest in the bin.
    Sure others will have had better results!
     
  3. getting the tinwear powder coated will hide lots of imperfections

    Beachbuggyphil (flubber-dubbers) can get powder coating done through his uncle quite cheaply
     
  4. mikedjames

    mikedjames Supporter

    Set the MIG welder on very low and practice on thin metal like bits of PC cases and CDROM drives .. - it is weldable - I have welded a couple of bits of my tinware where bits are loose or cracked.
     
  5. If you are trying to weld up thin metal and plug pin holes I find a copper heat sink works a treat. I make them by taking some plumbing pipe, squashing the end flat in a vice and rolling it over a few times. Clamp this behind where you are welding. You can also use a copper faced hammer.
     

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