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Engine serial number
Posted: Thu Apr 27, 2023 2:39 pm
by johnernst
I have recently purchased a 1927 Model TT and am doing a bit of research on it. The engine serial number is SC749255. Obviously the C is Canadian but I dont know what the S is for. Also the number is much higher than known list of Canadian engine serial numbers. Does anyone have any further information? Thanks John Ernst
Re: Engine serial number
Posted: Thu Apr 27, 2023 2:41 pm
by speedytinc
Looks like a re number job.
Look around here for other number stampings & compare.
Re: Engine serial number
Posted: Thu Apr 27, 2023 2:53 pm
by Dan Hatch
Look on frame under passenger door. Should be a number there. Should match engine number. If not engine has been changed.
Re: Engine serial number
Posted: Thu Apr 27, 2023 2:56 pm
by Scott_Conger
To say that the "C" is obviously for "Canadian", is a leap of faith. It's a renumber job. Like Dan said, check the frame # and that will be what the original engine sported, too.
Edit 4/27 7:28PM
enough evidence presented to believe that the "C" either was original or is possibly intended to mean "Canada". My original post is flawed. Still believe it is a renumber job, though.
Re: Engine serial number
Posted: Thu Apr 27, 2023 5:11 pm
by Steve Jelf
In the encyclopedia Bruce doesn't mention S being on Canadian engines, which he would certainly have done if it had been a factory practice. In the USA replacement blocks were sold without serial numbers, with the expectation that they would be stamped with the number of the presumably ruined engine they replaced. If the same thing was done in Canada, I gather this is one of those replacement blocks.
Re: Engine serial number
Posted: Thu Apr 27, 2023 6:59 pm
by TRDxB2
Canadian? Number is too high.
SC749255 also the reasonable presumption that the S extra & the C is for Canadian, rather than the
SC stud for something itself- SeCond, Smith's Car service
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Restamp / cover up?
Looks like a 4 and its not the same shape (top^). Different 9 --- but not enough Canadian engine number stamps to conclude anything. What would be interesting is to see what the size of the casting area above the water inlet is for a late Canadian Block for comparison
Re: Engine serial number
Posted: Thu Apr 27, 2023 7:19 pm
by RajoRacer
John - hate be be a "Betty Bummer" but that engine is earlier & not a '26 - '27 !
Perhaps I misspoke - looking at your carburetor thread, I see the "Made in Canada" on the head - does it have the wide clutch & brake pedals ?
Re: Engine serial number
Posted: Thu Apr 27, 2023 7:59 pm
by Les Schubert
Is Made in Canada cast on the block?
Re: Engine serial number
Posted: Thu Apr 27, 2023 8:53 pm
by johnernst
It does have wide pedals. I will look for "Made In Canada" on the block
J
Re: Engine serial number
Posted: Thu Apr 27, 2023 8:57 pm
by johnernst
Steve Bruce McCalley does mention in his book
"Generally all Canadian engine numbers begin with "C" but some exceptions seem to appear, with "HC" and "SC" being noted, as well as some without any letter.
But perhaps it is a replacement engine, not sure,
J
Re: Engine serial number
Posted: Thu Apr 27, 2023 9:08 pm
by Mark Nunn
The block has Made in Canada on it. See the carb thread photo.
Re: Engine serial number
Posted: Fri Apr 28, 2023 10:21 am
by BUSHMIKE
What I see is a double stamp. Very common with hand held stamps. The “shadow stamp” being a poor first hit or a bounce. To me the double spacing and characters all match.
Re: Engine serial number
Posted: Fri Apr 28, 2023 10:22 am
by BUSHMIKE
BEAUTIFUL TT John!
Re: Engine serial number
Posted: Fri Apr 28, 2023 2:07 pm
by John Codman
I agree with Bushmike. It is a beautiful T. On my '27 the frame number is accessible by removing the floorboards The number is stamped on the top frame rail just ahead of the right door opening. I am however, assuming that this would be the same for Canadian T's.