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Large N.O.S. Lifters

Posted: Tue Feb 07, 2023 2:57 pm
by FATMAN
The are about 1/2" in diameter
stamped FO MO CO
Notice the dimple at the end, does anyone know what the fit? Bob

Re: Large N.O.S. Lifters

Posted: Tue Feb 07, 2023 3:11 pm
by TrentB
Ford Y block.

These can be converted into NRS valve lifters by grinding off the cup.

Respectfully Submitted,

Trent Boggess

Re: Large N.O.S. Lifters

Posted: Tue Feb 07, 2023 4:04 pm
by FATMAN
Thank you, any idea what they fit the way they are now? I should have a complete set if someone needs them, Bob

Re: Large N.O.S. Lifters

Posted: Tue Feb 07, 2023 4:18 pm
by Jerry VanOoteghem
FATMAN wrote:
Tue Feb 07, 2023 4:04 pm
Thank you, any idea what they fit the way they are now? I should have a complete set if someone needs them, Bob
He told you: Y block Ford V8's.

Re: Large N.O.S. Lifters

Posted: Tue Feb 07, 2023 4:19 pm
by Jerry VanOoteghem
TrentB wrote:
Tue Feb 07, 2023 3:11 pm
Ford Y block.

These can be converted into NRS valve lifters by grinding off the cup.

Respectfully Submitted,

Trent Boggess
Exactly what I did!

Re: Large N.O.S. Lifters

Posted: Wed Feb 08, 2023 3:35 am
by ModelTWoods
Jerry VanOoteghem wrote:
Tue Feb 07, 2023 4:18 pm
FATMAN wrote:
Tue Feb 07, 2023 4:04 pm
Thank you, any idea what they fit the way they are now? I should have a complete set if someone needs them, Bob
He told you: Y block Ford V8's.
BOB, FYI, Y block Ford V8's came in 272,292, and 312 cubic inch displacements. There may have been a larger Y block used in Lincolns or HD trucks, but not sure. The Y block was the first Ford OHV V8 engine, introduced in the 1954 models and used in cars and trucks up until the mid 1960's. The highest performance Y block was the supercharged 312, optional in 1957 Thunderbirds rated at 300 horsepower or slightly more. They might have been optional in other full size Ford in 1957, because a lot ended up on NASCAR tracks.

Re: Large N.O.S. Lifters

Posted: Wed Feb 08, 2023 9:13 am
by FATMAN
Thank you, I am not more than a T guy, did not know what a Y block is, Bob
not familiar with the Y block

Re: Large N.O.S. Lifters

Posted: Wed Feb 08, 2023 9:54 am
by John kuehn
I think there was a 239 Y block before the 272. It came out in 54 and then came the 272 and the rest. Others will comment I’m sure.

Re: Large N.O.S. Lifters

Posted: Wed Feb 08, 2023 11:02 am
by Les Schubert
I am using those for a OHV T project.

Re: Large N.O.S. Lifters

Posted: Wed Feb 08, 2023 11:20 am
by TXGOAT2
The Y block was introduced in 1954 at 239 CID, same as the flathead it replaced. Displacement increased after 1954, with 272, 292, and 312 CID available in Ford and T-bird. Lincoln and truck variations had more displacement, and Edsel and Mercury may have had other displacements. In 1958, the FE engines were introduced, and Lincoln, Edsel, and Mercury got a new engine series of their own. These ranged up to 430 and 462 CID. The Y blocks were used up to about 1965, as were the I-block sixes introduced in 1952.

Re: Large N.O.S. Lifters

Posted: Wed Feb 08, 2023 12:19 pm
by FATMAN
Thank you, Bob

Re: Large N.O.S. Lifters

Posted: Wed Feb 08, 2023 4:57 pm
by Wayne Sheldon
Pat McN et al,
I am an antique automobile guy. I have heard the term "Ford Y block" for decades. Until two minutes ago, I NEVER heard when they were introduced. I did not know if they were from the 1930s or the 1950s or something later? Overhead valve? Flathead? I had no idea.
I still have no idea for how many years they were made?

Re: Large N.O.S. Lifters

Posted: Wed Feb 08, 2023 5:59 pm
by TXGOAT2
Ford Y blocks were a very good OHV V8 introduced in 1954. The last ones sold in the USA were optional on cars and light trucks well into the 1960s, as was the I-block inline 6. The Y block and I block 6s were exceptionally quiet, smooth,and durable engines. They were not as trim and versatile as the GM small block Chevrolet, and probably cost more to manufacture. A front sump oil pan made them less adaptable for engine swaps into older vehicles than many other OHV V8s. That's one reason a lot of old Fords ended up with GM small block engines.

Re: Large N.O.S. Lifters

Posted: Wed Feb 08, 2023 6:26 pm
by John kuehn
I grew up around flatheads and Y Blocks and we always a flathead Ford and a few Y blocks up until the early 60’s.
A little more history as I remember. Y blocks and then came Fords FE big block V8’s starting with 332 then 352, 390, 406 and then the desired 427. If I remember the FE designation was used because they were used in Fords short lived Edsel. The FE series engines were tough and were popular for NASCAR use. As far as classic cars are concerned the 427 is highly prized. My now deceased neighbor built up a 56 Ford with a 427 and was hot car for the street and drag strip in the late 60’s. Brings backs a lot of memories.

Re: Large N.O.S. Lifters

Posted: Thu Feb 09, 2023 4:27 pm
by Dave Sullivan
Might as well get it all together at this late date. The Y block was introduced in '54, 239ci in Fords, 256? in Mercury, and some Ford pickups through 1956. 272 in and maybe 292 ,started in 55, and 312 started in 56, Lincoln and super duty trucks had a totally different engine, with displacemtnts of 279, 317, 332, and 368? that engine started in 52, I think, I was around this stuff in the sixties, working in a rebuild shop. That's my story, and I'm stickin to it. Dave in Bellingham, WA

Re: Large N.O.S. Lifters

Posted: Fri Feb 10, 2023 2:18 pm
by ModelTWoods
John kuehn wrote:
Wed Feb 08, 2023 6:26 pm
I grew up around flatheads and Y Blocks and we always a flathead Ford and a few Y blocks up until the early 60’s.
A little more history as I remember. Y blocks and then came Fords FE big block V8’s starting with 332 then 352, 390, 406 and then the desired 427. If I remember the FE designation was used because they were used in Fords short lived Edsel. The FE series engines were tough and were popular for NASCAR use. As far as classic cars are concerned the 427 is highly prized. My now deceased neighbor built up a 56 Ford with a 427 and was hot car for the street and drag strip in the late 60’s. Brings backs a lot of memories.
John, you left out one FE engine the 428. It was introduced in 1966 and was used as a high torque engine for full size cars and T-Birds. In 1968, Ford's racing gurus looking for a high performance engine without the expense of the 427's production, 'souped up' the 428 to make the 428 Cobra Jet, which performed almost, if not as good, as a 427. It was the last 428 offered, as the standard performance 428 was phased out in 1968 when Ford introduces the 385 series of motors which include the 429 and 460.

Re: Large N.O.S. Lifters

Posted: Fri Feb 10, 2023 3:56 pm
by Plankhill
As long as we are talking about lifters What are these? The smooth ones are a little less than 5/8" and the banded ones are about 11/16" diameter.
Lifters 3.jpg
Lifters 3.jpg (60.37 KiB) Viewed 3117 times

Re: Large N.O.S. Lifters

Posted: Mon Feb 27, 2023 11:43 pm
by Cordes_jeff
The 1954/55 ford 239 Y block and mercury 254 share very few interchangeable parts with the later Y blocks. The 239 does use the same piston rings as the Lincoln flathead 337!