Author Topic: Who knows their SK castings?  (Read 431 times)

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My427stang

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Who knows their SK castings?
« on: April 22, 2026, 04:56:25 PM »
I have a customer's build here, and it has an SK cast aluminum block.  Clearly an old one. My customer bought it assembled, and it needed some help but is in very nice shape overall

The VAST majority of these are copies Dove, but this one has some more unique things, and I am trying to make sure we aren't heavily modifying something rare.

I did as much searching as I can, and three characteristics seem to indicate a real Ford SK.  1 - SK casting that is a little crookedly spaced, 2 - sleeves with steps at the top, and 3 - a stamped XE number somewhere. 

The first two are good, but the darn thing was coated in Glyptal, and externally in black paint, and I can't find any stamps yet.  I am considering having it vapor blasted on the paint surfaces, but even with that, leery to start affecting the surface negatively if it is one. 

Anyone here know SK block details?  Jack Tindle is on the road, but thought it was a very interesting block by text, Jay Cushman has the pics but I haven't heard back, anyone else play with these?

If it's a Dove, it'll likely end up a snotty little flat tappet motor, but if it's worth something, we'll likely reblock and he can get some value out of this one. 

For some reason I haven't been able to hang JPGs here lately, all the pics are on the old forum.

Thanks!

https://www.fordfe.com/viewtopic.php?f=74182&t=170820&from_new_topic=1

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Ross
Bullock's Power Service, LLC
- 70 Fastback Mustang, 489 cid FE, Victor, SEFI, Erson SFT cam, TKO-600 5 speed, 4.11 9 inch.
- 71 F100 shortbed 4x4, 461 cid FE, headers, Victor Pro-flo EFI, Comp Custom HFT cam, 3.50 9 inch

My427stang

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Re: Who knows their SK castings?
« Reply #1 on: April 22, 2026, 05:19:37 PM »
FWIW - I did an AI comparison of all the pictures and it came up 100% certain it was Dove :) and all the reasons it told me so.  It even sent me for more pictures to prove it.
---------------------------------
Ross
Bullock's Power Service, LLC
- 70 Fastback Mustang, 489 cid FE, Victor, SEFI, Erson SFT cam, TKO-600 5 speed, 4.11 9 inch.
- 71 F100 shortbed 4x4, 461 cid FE, headers, Victor Pro-flo EFI, Comp Custom HFT cam, 3.50 9 inch