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10/17/2021 5:38 PM  #1


Got my block back from the machine shop

Ive been MIA for a while.   Work is still 50 plus hours a week and my sons activities keep me busy.   I bought a used 418 not long after I started the 66 coupe project.  I finally got around to install new valve springs and discovered water damage in a couple of cylinders.  I decided to start with a fresh block so I could keep the rotating assembly together.

It took me just over two weeks to located a 351W roller block which I needed so I could use my lifters and pushrods.  Then it took two weeks before I got out of work in time to drop it off at the machine shop. Add another week and it’s in my garage.  Painted it yesterday and started to check the notching for clearance of the rod bolts was enough.  So far so good. The rest of today was then spent at the air show with the family.

I had also purchased new valves but discovered I have a few worn guides.  So the heads now need to be dropped of at the shop. 

It’s some progress and I’m hoping cooler weather sets in and I’ll get back to the body work.  To add to my already lack of free time.  My son wants me to get back to bmx racing with.  We will be in OK Thanksgiving weekend racing the Grands.  The final national race for the year.  It’s been three years since I gave up racing bmx.

 

10/18/2021 4:56 AM  #2


Re: Got my block back from the machine shop

Yep, those kids eat up a lot of time.  Well worth it though.  Glad to hear at least you're making some progress.

 

10/19/2021 7:06 PM  #3


Re: Got my block back from the machine shop

Trying to get out of work before a machine closes has been tough.  I need to get the heads done next.

     Thread Starter
 

10/19/2021 10:20 PM  #4


Re: Got my block back from the machine shop

What kind of heads do you have or want?


Original owner - 351w,T-5, 4whl disks, power R&P
 

10/25/2021 3:05 AM  #5


Re: Got my block back from the machine shop

lowercasesteve wrote:

What kind of heads do you have or want?

I have Pro Comp heads.  I already bought new ferrea valves for them and valve springs.  That's when I discovered the guides were worn.
 

     Thread Starter
 

10/25/2021 4:48 PM  #6


Re: Got my block back from the machine shop

I was able to file fit the rings on Saturday.  Got stuck at work until 5:45 tonight so I was not able to call a machine shop yet for the heads.  I did order a timing chain set and a precision blue printed oil pump.  Just need to clean and paint the timing cover.  Ill paint it when I paint the oil pan.  Maybe by next weekend I can put the bottom end together.

     Thread Starter
 

10/25/2021 5:10 PM  #7


Re: Got my block back from the machine shop

Sounds like you're making some headway.  Glad to hear it.

 

10/25/2021 7:04 PM  #8


Re: Got my block back from the machine shop

TKOPerformance wrote:

Sounds like you're making some headway.  Glad to hear it.

Something forward is better than backwards which started when I took the engine apart.  lol

Tomorrow it looks like I may get out early so I can call a few shops to see if they can replace the guides.  I also have some online training modules to complete as I applied for a new job with Medtronic.  This job should free up some time for me.

     Thread Starter
 

11/07/2021 5:42 AM  #9


Re: Got my block back from the machine shop

Yesterday I had some free time and got 6 of the 8 pistons in.  I hope to paint the oil pan today and install the last two pistons.  I do need to look up the torque specs for the H beam rods.  Timing arrived last week.  Still waiting on the oil pump to arrive.  I still haven’t had a chance to call any machine shops to get the valve guides replaced. 

I worked 117 hours the last two weeks at work and they are projecting the busy season to be four times the norm this winter.  Work is killing me but it will all change on December 13 when I start with Medtronic.  Hoping this job will free up some time for the mustang but I do have a solid six months of training.  Not sure how that will impact my free time.

     Thread Starter
 

11/07/2021 7:13 AM  #10


Re: Got my block back from the machine shop

On those rod bolts, I'm assuming they are ARP or other aftermarket fasteners (ARP bolts have "ARP" on the heads).  You'll need to know exactly what the are, as there are a lot of options even just with ARP.  Then be mindful of what lube you use, as it varies the torque required.  I won't use anything other than ARP moly lube with their hardware. 

 

11/07/2021 9:48 AM  #11


Re: Got my block back from the machine shop

The rod bolts had an ARP part number so I looked it up and they say 63ftlbs. 


ford st 0 60

     Thread Starter
 

11/07/2021 9:51 AM  #12


Re: Got my block back from the machine shop

The pistons on the table were from the disassemble of the original block.




     Thread Starter
 

11/07/2021 1:09 PM  #13


Re: Got my block back from the machine shop

Nice stuff. Those surely don't look like my fingers when I'm working on my car. I think the 8740 number is the steel material number of the bolt.


Bob. 69 Mach 1, 393W, SMOD Toploader, Armstrong  steering, factory AC.
 

11/08/2021 6:06 AM  #14


Re: Got my block back from the machine shop

Bearing Bob wrote:

Nice stuff. Those surely don't look like my fingers when I'm working on my car. I think the 8740 number is the steel material number of the bolt.

You are correct sir.  You can then use the size of the bolts and look up the torque (thread diameter and length).  When in doubt you can call ARP.  Their customer service department is awesome in my experience. 

 

11/13/2021 3:47 PM  #15


Re: Got my block back from the machine shop

Well I was working with all new and or cleaned parts with new oil so my hands didn't get to bad.  LOL

Oil pump and carb should be here in a week.  I tried to drop the heads off but never got out of work in time to make it to the shop before 5 when they close.  Hoping to have it all together in two to three weeks time.

 I also plan to get back to the body work after me and my son get back from Tulsa OK.

     Thread Starter
 

12/21/2021 1:57 PM  #16


Re: Got my block back from the machine shop

LOng story and it has been a pain.  The shop I dropped my heads off at just happened to be selling the place at the same time and packed up and left people hanging.  Good thing I did not put any money down and my parts are safe.

The shop that has the heads tried to sell me a set of 185 Liberty Heads because the pro comps have bad guides and suggested I buy .100 longer valves.  After I loated the guides he said would be hard to locate he quoted me $1032 to redo my heads.  I have located a set of brand new Victor Jr heads for $2000.  I'm leaning towards the new heads.

     Thread Starter
 

12/21/2021 4:27 PM  #17


Re: Got my block back from the machine shop

This the only automotive machine shop near ya?
Seems a lot of them are throwing in the proverbial 'shop-towel'?!

Wonder why...they don't have time or skill to do the work you want but....seem to have plenty of time to sell you some heads that are "better/cheap" they just happen to have.
6sal6


Get busy Liv'in or get busy Die'n....Host of the 2020 Bash at the Beach/The only Bash that got cancelled  )8
 

12/21/2021 4:41 PM  #18


Re: Got my block back from the machine shop

6sally6 wrote:

This the only automotive machine shop near ya?
Seems a lot of them are throwing in the proverbial 'shop-towel'?!

Wonder why...they don't have time or skill to do the work you want but....seem to have plenty of time to sell you some heads that are "better/cheap" they just happen to have.
6sal6

This shop was actually recommened to me by a friend who has a transmission shop.  It was the next shop I was going to and the heads just happened to end up there anyways.

But I did get the feeling like the shop was pushing the newer Viking heads (think that was the name) and maybe they make more on the new heads because they were under the price of rebuilding my heads.  The sad part is I already have new springs, seals and shims to rebuild my heads so those parts are not even part of the qoute.

The Edelbrock Vixtor JR heads are for sale a few hours North of me for just below retail.  Think I will buy them and just have them shipped to me.  

     Thread Starter
 

12/21/2021 5:41 PM  #19


Re: Got my block back from the machine shop

Honestly I'd just buy the Edelbrocks.  Pro Comp heads are nothing special, American assembled Chinese junk.  Edelbrocks are made in the USA.  I have a set on my 383 Chevy that have been on three different engines with nothing more than new seals and springs to match the cams. 

 

12/21/2021 6:45 PM  #20


Re: Got my block back from the machine shop

TKOPerformance wrote:

Honestly I'd just buy the Edelbrocks.  Pro Comp heads are nothing special, American assembled Chinese junk.  Edelbrocks are made in the USA.  I have a set on my 383 Chevy that have been on three different engines with nothing more than new seals and springs to match the cams. 

 

Pro comps are known for cheap components and these heads have been on a running engine that ran long enough to wear out the guides.  Not arguing for or against but thought it would be helpful information for some one else. 

I know this is one of those questions that can’t really be answered but I do need a little persuasion. 

My gut tells me to buy the Edelbrock heads.  One I think they will make a bit more power and they are brand new.  Just an extra $1000 for all of that.  Lol

     Thread Starter
 

12/21/2021 7:13 PM  #21


Re: Got my block back from the machine shop

RTM wrote:

TKOPerformance wrote:

Honestly I'd just buy the Edelbrocks.  Pro Comp heads are nothing special, American assembled Chinese junk.  Edelbrocks are made in the USA.  I have a set on my 383 Chevy that have been on three different engines with nothing more than new seals and springs to match the cams. 

 

Pro comps are known for cheap components and these heads have been on a running engine that ran long enough to wear out the guides. Not arguing for or against but thought it would be helpful information for some one else.

I know this is one of those questions that can’t really be answered but I do need a little persuasion.

My gut tells me to buy the Edelbrock heads. One I think they will make a bit more power and they are brand new. Just an extra $1000 for all of that. Lol

I wonder how much you could recoup after selling the old heads? Not saying you shouldn't replace the parts or doubting your ability, but do you have all the tools to do so?
 

 

12/22/2021 5:54 AM  #22


Re: Got my block back from the machine shop

Raymond_B wrote:

RTM wrote:

TKOPerformance wrote:

Honestly I'd just buy the Edelbrocks.  Pro Comp heads are nothing special, American assembled Chinese junk.  Edelbrocks are made in the USA.  I have a set on my 383 Chevy that have been on three different engines with nothing more than new seals and springs to match the cams. 

 

Pro comps are known for cheap components and these heads have been on a running engine that ran long enough to wear out the guides. Not arguing for or against but thought it would be helpful information for some one else.

I know this is one of those questions that can’t really be answered but I do need a little persuasion.

My gut tells me to buy the Edelbrock heads. One I think they will make a bit more power and they are brand new. Just an extra $1000 for all of that. Lol

I wonder how much you could recoup after selling the old heads? Not saying you shouldn't replace the parts or doubting your ability, but do you have all the tools to do so?
 

I could replace the guides but would have to have some one else do the valves and seats.  Setting the spring height is easy.  I was a machins, tool and die maker and a CNC programmer for years.  I still have a lot of my old tools. 

I almost bought the tools to cut the valve seats a while back.  The tool set was for sale local to me on facebook.

     Thread Starter
 

12/22/2021 8:19 AM  #23


Re: Got my block back from the machine shop

Ah yes, another $1,000, but it may be the best money you spend on the engine.  I'd view it as a $1,000 insurance policy that never expires.  Something goes wonky in one of those Pro Comp heads and it drops something into one of the cylinders that $1,000 is going to seem like a bargain. 

 

12/22/2021 12:54 PM  #24


Re: Got my block back from the machine shop

TKOPerformance wrote:

Ah yes, another $1,000, but it may be the best money you spend on the engine.  I'd view it as a $1,000 insurance policy that never expires.  Something goes wonky in one of those Pro Comp heads and it drops something into one of the cylinders that $1,000 is going to seem like a bargain. 

For the record the only thing left in the pro comp heads that are pro comp parts are the hardened seats.

But I agree the new victor jr heads would provide a good sense of sercurity. 

     Thread Starter
 

12/23/2021 6:45 AM  #25


Re: Got my block back from the machine shop

RTM wrote:

TKOPerformance wrote:

Ah yes, another $1,000, but it may be the best money you spend on the engine.  I'd view it as a $1,000 insurance policy that never expires.  Something goes wonky in one of those Pro Comp heads and it drops something into one of the cylinders that $1,000 is going to seem like a bargain. 

For the record the only thing left in the pro comp heads that are pro comp parts are the hardened seats.

But I agree the new victor jr heads would provide a good sense of sercurity. 

And the Chinese castings, which may well be the origin of all the problems.  Such castings became available for 6.0 PSD Fords around 2012.  They seemed a bargain that would save $700/head over a Ford reman head if your heads were cracked (a lot were).  Then is started; guys started having coolant leaks because the decks would warp, and all the rebuilders started putting a note on their websites that they would only use Ford castings.  There have been numerous reports of Chinese made parts failing due to bad metallurgy.  Considering that's where most of our scrap ends up the picture starts to come into focus.  Recycled metal is never going to be as good as virgin material due to impurities and lack of control over the exact composition of the alloy.  There's supposed to be a threshold for maximum recycled material used in a part because of this, and it seems a lot of the Chinese parts makers just throw that to the wind.
 

 

Board footera


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