Click Here -> Please Consider Making a PayPal Contribution to the FordSix Forum!
2019 Contributors:
NJwpod, 1strodeo, mightynorseman, maxtrux, 6d7coupe, broncr, Phase3, 68Flareside240, bmbm40, mustang6, WorldChampGramp, justintendo, BigBlue94, ags290, motorsickle1130, Rooster, ousooner919, ethanperry, rzcrisis, DoctorC, jamyers, Motorboy, fastpat, Silverback280, chad, drag-200stang, THE FRENCHTOWN FLYER, Jimmys61falcon, rjonah, Sooshi, Robert92867, Invectivus


PLEASE TEST ON http://dev.fordsix.com

<<<***PLEASE READ*** New Site Update >>>

Search found 376 matches

by Invectivus
Wed Mar 04, 2020 12:00 am
Forum: Transmission & Drivetrain
Topic: 170 manual flywheel
Replies: 4
Views: 1833

170 manual flywheel

Is the 3 speed manual flywheel on a 170 the same on a falcon and a bronco? Are there different flywheels for the 170?

I have a 170 out of my falcon, and someone wants one for their bronco, and i don't want to send them something that won't work.
by Invectivus
Wed Jan 15, 2020 12:38 pm
Forum: 144-250 "Small Block" Six Performance
Topic: Variable Venturi Sidedraft Carburetors
Replies: 9
Views: 1465

Re: Variable Venturi Sidedraft Carburetors

I think there are a few issues with fitting side draft carbs: Multiple carbs are seen as a pain to synchronize, so added time and/or money. Multiple carbs increase costs. I'm looking at Mikuni HSR carbs, and unless I buy 80 dollar Chinese rip off units, I'm looking at $300/per for three to six units...
by Invectivus
Sat Jan 04, 2020 11:16 pm
Forum: 144-250 "Small Block" Six Performance
Topic: Testing valve spring pressure
Replies: 10
Views: 1782

Re: Testing valve spring pressure

Head is a C9DE-6090-M large flat log head, new valves, Viton seals, 3 angle valve job, 30 degree back cut intake.
by Invectivus
Sat Jan 04, 2020 7:04 pm
Forum: Wanted
Topic: Section of small six head/block
Replies: 1
Views: 1885

Section of small six head/block

I want to mess with valve geometry, and my garage is pretty packed. I was hoping someone had chopped up a small six head and maybe a block (144-250, doesn't matter). I have plenty to chop myself (at my offsite shop), I'd just prefer not to mangle serviceable parts if someone had done it already. Loo...
by Invectivus
Sat Jan 04, 2020 2:36 pm
Forum: 144-250 "Small Block" Six Performance
Topic: Testing valve spring pressure
Replies: 10
Views: 1782

Re: Testing valve spring pressure

Right now, it’s a stock camshaft. I might be moving, so I can’t tear out the cam at the moment.
by Invectivus
Sat Jan 04, 2020 11:41 am
Forum: 144-250 "Small Block" Six Performance
Topic: Testing valve spring pressure
Replies: 10
Views: 1782

Re: Testing valve spring pressure

I'm not comfortable with my head assembly, and I'm not finding the measurements I should be getting. The two 'stock' spring sets both measure a hair less than 1.800 free height rather than the 2.000 I've read on the forums and in the performance handbook. I believe the 302 springs we used came out a...
by Invectivus
Tue Dec 24, 2019 9:44 am
Forum: 144-250 "Small Block" Six Performance
Topic: t5 swap 66 mustang 200
Replies: 104
Views: 11502

Re: t5 swap 66 mustang 200

Be super careful about the snout measurement, I put a robbmc starter on my 200/c4 and it was awesome. I swapped to a t5 and didn’t re-measure, and mangled the snout. It was not inexpensive to fix, and they didn’t make a mounting plate for my specific setup. I’d have to dig up my emails, but IIRC, I ...
by Invectivus
Wed Dec 04, 2019 12:10 am
Forum: 144-250 "Small Block" Six Performance
Topic: stock valve train geometry
Replies: 2
Views: 673

Re: stock valve train geometry

So what I'm after is trying to calculate some varying geometries off different bits. So the order of planning looks to be: 1 - document cam lift 2 - multiply by rocker ratio 3 - take that valve lift to discover mid lift for rocker pivot to tip 90 degree angle (this is why I want the valve stem angle...
by Invectivus
Tue Dec 03, 2019 12:58 am
Forum: 144-250 "Small Block" Six Performance
Topic: stock valve train geometry
Replies: 2
Views: 673

stock valve train geometry

Does anyone know the valve stem angle, and is it measured from vertical? Could I find that by measuring the angle of the spring seat, since stem and seat should be perpendicular? Also, it would be handy to know what the stock push rod angle is as well. I'm assuming these numbers are the same for all...
by Invectivus
Tue Nov 26, 2019 9:47 am
Forum: 144-250 "Small Block" Six Performance
Topic: Intake runner angle
Replies: 12
Views: 1306

Re: Intake runner angle

These are all other people’s pictures unfortunately. I still need to fab my assembly to hold the work piece. I wish I could just clamp it to the table and go.
by Invectivus
Tue Nov 26, 2019 2:01 am
Forum: 144-250 "Small Block" Six Performance
Topic: high ratio rocker arms
Replies: 153
Views: 33612

Re: high ratio rocker arms

I've been looking at some different rockers, and I'm trying to see what I'm missing. I have a set of Yella Terra 1.65 ratio full roller adjustable rockers. They are virtually indistinguishable from 1.6 comp cams 5.0 v8 full roller rockers. If I drop a pin into the divot in the middle of the YT shaft...
by Invectivus
Tue Nov 26, 2019 12:47 am
Forum: Gasoline Alley
Topic: Machine shop woes
Replies: 2
Views: 1630

Machine shop woes

So I wanted impartial opinions. I dropped off my large log head (C9DE-6090-M) and valves at a highly respected racing shop here in Northern California. I explained that I wanted a quote to have the head milled and the chambers CCd. I also wanted quotes for a few things like cutting the guides for Vi...
by Invectivus
Tue Nov 26, 2019 12:14 am
Forum: 144-250 "Small Block" Six Performance
Topic: Intake runner angle
Replies: 12
Views: 1306

Re: Intake runner angle

So I finally uploaded pictured to my website, to show what I want to do. The first two pictured show the head with the log milled off. You can see that head is at an angle so the plane of the milling is perpendicular to the path of the intake runner. The intake runner travels down and to the right f...
by Invectivus
Tue Nov 19, 2019 7:19 pm
Forum: 144-250 "Small Block" Six Performance
Topic: Intake runner angle
Replies: 12
Views: 1306

Re: Intake runner angle

Yeah, the plan is to mill off the log, then bore the runners out for either interference fit press-in tube sections that are easier to weld to, or clearance fit a custom intake.

I have a mess of pictures I haven’t gotten around to uploading to show what I want to do
by Invectivus
Tue Nov 19, 2019 9:56 am
Forum: 144-250 "Small Block" Six Performance
Topic: Intake runner angle
Replies: 12
Views: 1306

Re: Intake runner angle

Yeah, but to get a good reading we need to have the log already milled off, and we’d almost certainly need to readjust the piece before boring out the runner.
by Invectivus
Mon Nov 18, 2019 11:37 pm
Forum: 144-250 "Small Block" Six Performance
Topic: Intake runner angle
Replies: 12
Views: 1306

Intake runner angle

Does anyone know the angle of the small log intake runner going into the head? I want to do planning with my machinist befor milling off the log and measuring it. If we knew, we could just do the one setup.
by Invectivus
Fri Nov 08, 2019 12:20 pm
Forum: 144-250 "Small Block" Six Performance
Topic: Testing valve spring pressure
Replies: 10
Views: 1782

Re: Testing valve spring pressure

Is there a way to tell dual springs from a spring with a buffer?

Also, i have a set of valves that are super shiny, like stainless or chrome. are they likely to be stainless?
by Invectivus
Tue Nov 05, 2019 8:50 pm
Forum: 144-250 "Small Block" Six Performance
Topic: Testing valve spring pressure
Replies: 10
Views: 1782

Testing valve spring pressure

So, I bought a valve spring compression tester, and started going through my spring sets. I have a couple sets that come in at 45-50psi closed, 140/145psi open (with a couple weak outliers). I also have a third set at 70/170. My fourth set is dual spring, with one piece retainer. The outer spring is...
by Invectivus
Thu Oct 24, 2019 4:20 am
Forum: 144-250 "Small Block" Six Performance
Topic: 200ci calculated static compression ratio - math check appriciated
Replies: 4
Views: 1874

Re: 200ci calculated static compression ratio - math check appriciated

So ostensibly I’m looking for the highest cr I can get, and safely run California pump gas, which is 87. Without having to worry about cam calculations for DCR. I’d also like to not ruin the head by taking so much off that it limits my future options. I forget the casting, but it’s a large log, one ...
by Invectivus
Thu Oct 24, 2019 1:12 am
Forum: 144-250 "Small Block" Six Performance
Topic: 200ci calculated static compression ratio - math check appriciated
Replies: 4
Views: 1874

200ci calculated static compression ratio - math check appriciated

So I used a random CR calculator on the web (http://www.gtsparkplugs.com/CompRatioCalc.html). Six Cylinders, 3.72 bore (+.040 overbore) 3.126 stroke (from the Performance handbook) chamber 50cc (guessing, trying to determine target for head work) gasket thickness .050 (Felpro, from Perf handbook) he...
by Invectivus
Fri Oct 18, 2019 2:43 am
Forum: 144-250 "Small Block" Six Performance
Topic: Log modification / removal
Replies: 8
Views: 2628

Re: Log modification / removal

Yeah, I have a huge ancient manual vertical mill, looking forward to having fun and mangling iron.
by Invectivus
Tue Oct 15, 2019 12:54 am
Forum: 144-250 "Small Block" Six Performance
Topic: Log modification / removal
Replies: 8
Views: 2628

Log modification / removal

I have a mess of heads floating around, and a big old mill. I want to start with a 2v conversion, then work my way up to milling off the log (leaving the exhaust), boring the intake nubs, and pressing in new intake runners like the South Americans. I’m also super ignorant, though I have a buddy who ...
by Invectivus
Wed Jul 18, 2018 3:04 am
Forum: Bronco Busters
Topic: Bronco 6 trailer towing
Replies: 2
Views: 2832

Bronco 6 trailer towing

So the bronco has a theoretical towing capacity of 2000lbs. These were stock numbers which can be a lot lower by raising the rig and putting on bigger tires. But for a stock bronco, it should handle a happier camper trailer between 1200 and 1800 pounds. Does anyone here tow with a six? The guy who s...
by Invectivus
Thu Jun 28, 2018 11:40 pm
Forum: 144-250 "Small Block" Six Performance
Topic: What did you do to your car this weekend?
Replies: 59
Views: 15883

Re: What did you do to your car this weekend?

Bled the mustang brakes, filled the radiator, drained the old gas, put fluid in the t5, squirted mystery oil into the cylinders, installed new battery. Adjusted the parking break after swapping the tranny a couple years ago. Was hoping to get it on the road, but I think the head gasket is leaking. I...
by Invectivus
Sun Jul 16, 2017 12:19 am
Forum: Bronco Busters
Topic: 302 to 250 swap/ plus tranny.
Replies: 3
Views: 3613

302 to 250 swap/ plus tranny.

So, my bronco has a v8 with a smoking problem. Probably, maybe. Anyway, I was considering building up one of my 250s and transplanting it in. Recognizing the different sump pan needed, I have three main questions: 1. Will a 250 tow a camper trailer better than a 302, or vice versa, recognizing you c...
by Invectivus
Tue Jun 20, 2017 4:06 pm
Forum: Aluminum Cylinder Head
Topic: VI Alloy Cylinder Head Update!
Replies: 6
Views: 6023

Re: VI Alloy Cylinder Head Update!

Has anyone looked at other valves with longer stems?
by Invectivus
Sun Jun 04, 2017 11:09 am
Forum: 144-250 "Small Block" Six Performance
Topic: ARP Studs for 200
Replies: 57
Views: 15382

Re: ARP Studs for 200

I just installed my header with ARP header studs from a chevy, seemed to work ok.
by Invectivus
Mon Jun 22, 2015 12:25 am
Forum: Aussie Ford Sixes
Topic: EFI Crossflow parts suggestions
Replies: 11
Views: 8118

Re: EFI Crossflow parts suggestions

Good friends of mine, who are unfortunately not car people, are cavorting around new Zealand for the balance of the week (were in Wellington yesterday). I was hoping to ask them to pick me up a few bearing sets for me 4.1 EFI crossflow (in various journal sizes as I haven't torn the engine down to m...
by Invectivus
Sun Mar 29, 2015 11:49 am
Forum: The Saloon
Topic: R. I. P. AzCoupe
Replies: 42
Views: 14455

Re: R. I. P. AzCoupe

I'm sorry to hear this' my condolences to his family as well.

Godspeed mike.
by Invectivus
Wed Mar 25, 2015 7:49 pm
Forum: 144-250 "Small Block" Six Performance
Topic: **ATTENTION CLASSIC INLINES PATRONS**
Replies: 19
Views: 5349

Re: **ATTENTION CLASSIC INLINES PATRONS**

Grace and good fortune to you Mike.
by Invectivus
Mon Mar 23, 2015 10:24 pm
Forum: 144-250 "Small Block" Six Performance
Topic: DSII Conversion Question
Replies: 7
Views: 2384

Re: DSII Conversion Question

NVM, you said it replaces both, doesn't need mech.
by Invectivus
Mon Mar 23, 2015 10:34 am
Forum: 144-250 "Small Block" Six Performance
Topic: DSII Conversion Question
Replies: 7
Views: 2384

Re: DSII Conversion Question

So, I've got a mostly stock 200 I6 in my 1966 Mustang. It has the autolite 1100 and I've got a pertronix in the stock distributor. I've been getting really crappy gas mileage (~12-15mpg) and lack of power/stumbling on acceleration that I can't figure out. I was hoping a DSII might help with that. D...
by Invectivus
Thu Mar 19, 2015 10:40 pm
Forum: 144-250 "Small Block" Six Performance
Topic: ARP head bolts
Replies: 6
Views: 2639

Re: ARP head bolts

I don't think they're custom sized, just custom packaged. If we could find which v8 kit they come from, you could buy it and have spares.
by Invectivus
Fri Mar 13, 2015 12:43 am
Forum: 144-250 "Small Block" Six Performance
Topic: Best Build for Early Bronco
Replies: 44
Views: 13083

Re: Best Build for 250 Bronco

xctasy wrote:There are no wrong cams, only wrong engine combinations.

This is what paralyzes me- dumping money into a mess that just doesnt work.
by Invectivus
Wed Mar 11, 2015 7:23 pm
Forum: Transmission & Drivetrain
Topic: Anyone /w 1st, 2nd-hnd experience /w Gear Vendors overdrive?
Replies: 4
Views: 1691

Re: Anyone /w 1st, 2nd-hnd experience /w Gear Vendors overdr

As I recall, my buddy installed one on his 69 camero, and loved it. I'm a t5 guy myself, want to swap my stock z bar out for hydro.
by Invectivus
Wed Mar 11, 2015 7:15 pm
Forum: 144-250 "Small Block" Six Performance
Topic: Best Build for Early Bronco
Replies: 44
Views: 13083

Re: Best Build for 250 Bronco

This isn't your only bronco you're trying to sell, is it? I recall you kinda having two.
by Invectivus
Wed Mar 11, 2015 6:43 pm
Forum: 144-250 "Small Block" Six Performance
Topic: Best Build for Early Bronco
Replies: 44
Views: 13083

Re: Best Build for 250 Bronco

no not listed, just 'for sale' on the windows.... More for curiosity than anything else, how much are you asking? I assume rough tub, rust through floor pans, and some rust on the rockers? That seems to be the state of broncos...everywhere. Mine, the PO riveted sheet over the rusty floors, then THO...
by Invectivus
Wed Mar 11, 2015 6:37 pm
Forum: 144-250 "Small Block" Six Performance
Topic: Best Build for Early Bronco
Replies: 44
Views: 13083

Re: Best Build for 250 Bronco

In my opinion, your wheel/tire combo looks like a rock crawler build, but your c4 will restrict your build from being good in both low RPM crawling and high speed/low RPM freeway driving. I'm assuming since that's the issue the guys on my bronco forum have complained about with V8s. I can't give per...
by Invectivus
Mon Mar 02, 2015 12:52 am
Forum: 144-250 "Small Block" Six Performance
Topic: Bare Bones head rebuild
Replies: 1
Views: 920

Bare Bones head rebuild

To do a basic rebuild of a head (at a machine shop), would that be a hot tank, maybe replace guides, install hardened seats if needed, probably mill head to increase CR? My responsibility would be check valve guide play and CC chambers to determine what/how much is needed. is there a good way to che...
by Invectivus
Tue Feb 24, 2015 10:49 am
Forum: 144-250 "Small Block" Six Performance
Topic: 250 "Freshen Up"
Replies: 43
Views: 16511

Re: 250 "Freshen Up"

The CR is a little more complicated. Your static CR as calculated will always be higher than your dynamic CR, due to (and depending on) your cam profile and how well your head breathes.
by Invectivus
Tue Jan 20, 2015 1:32 am
Forum: Aussie Ford Sixes
Topic: Activity on the site
Replies: 13
Views: 8167

Re: Activity on the site

I still have interest, 2014 has been so busy I haven't had a bit of time to deal with my cross flow efi 250. Stuff is just tough all over.
by Invectivus
Fri Jan 09, 2015 10:12 pm
Forum: 144-250 "Small Block" Six Performance
Topic: 200ci 1976 block in 1966 mustang
Replies: 11
Views: 2313

Re: 200ci 1976 block in 1966 mustang

If you're in NorCal, I might be able to help you out.
by Invectivus
Thu Dec 11, 2014 10:09 am
Forum: Mustang Corral
Topic: 1968 Mustang Daily Driver Rebuild
Replies: 25
Views: 12956

Re: 1968 Mustang Daily Driver Rebuild

Personally, I'd lean toward a big bell block, so put the 289 back or toss in the 250. Is one a better motor today, or does one need a rebuild? I wish I had time for this, I'm only half way through my starter mod, let alone do a head swap or rebuild one of my 250s. I'd like to put a 250 in my bronco,...
by Invectivus
Sat Nov 08, 2014 10:32 am
Forum: 144-250 "Small Block" Six Performance
Topic: Freshly rebuilt engine questions
Replies: 13
Views: 2913

Re: Freshly rebuilt engine questions

Do you have a remote starter switch or someone to turn the car over while you rotate the distributor a little? I think that's the best way to rough it in. Once it 'runs', your timing light will take you the rest of the way.
by Invectivus
Sat Oct 25, 2014 11:13 am
Forum: 144-250 "Small Block" Six Performance
Topic: Need help identifying an engine
Replies: 6
Views: 1600

Re: Need help identifying an engine

Both are a 1968 casting, though the C8 could have been bin stock for years. I doubt it's a 250 (those have 4 bolt water pumps). So, a late 60s 200ci almost indistinguishable from your 67 vintage car. California 67 emissions match 68 national emissions AFAIK. Should still have forged rods, a dual pat...
by Invectivus
Sat Oct 18, 2014 4:30 am
Forum: 144-250 "Small Block" Six Performance
Topic: 32/36 weber
Replies: 10
Views: 2710

Re: 32/36 weber

He never use it because he put 38 DGAS. (hijack) Am I the only person who read DGAS as Degas? Or has living with an art history graduate from Cal affected me that much? Fred's in France, that's got to be obvious. Doesn't it? Your English is good, my French is terrible. My mother spoke it to me grow...
by Invectivus
Fri Sep 12, 2014 10:35 am
Forum: 144-250 "Small Block" Six Performance
Topic: Got the new motor started... having problems though...
Replies: 7
Views: 1730

Re: Got the new motor started... having problems though...

Sounds like my issues with my 66 distributor with a bad vacuum canister. Stumble on acceleration and super slow reaction to pedal changes. Swapping to another off my 69 250 (and adding mechanical advance over the vac only unit) fixed it right up. couldn't drive it very long (popped the driveshaft on...

Go to advanced search