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Search found 508 matches

by Wesman07
Wed Sep 02, 2020 2:58 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Camshaft help
Replies: 15
Views: 472

Re: Camshaft help

I drilled and tapped the fiber cam gear close to the base circle in two or three locations. You can then thread a few bolts in and use the bolt heads to pull from
by Wesman07
Tue Sep 01, 2020 9:06 am
Forum: 240-300 "Big Block" Six Performance
Topic: What do you think of these compression numbers?
Replies: 16
Views: 2925

Re: What do you think of these compression numbers?

lol your right! I’ve never seen a drag car “accidentally” do 12 consecutive passes because it was scared. Someone needs to figure out how to put a clutch on those horses. Thanks for the insight FTF. They both run and drive fine. Your probably right. Advancing the cam did make it more detonation pron...
by Wesman07
Tue Sep 01, 2020 12:17 am
Forum: 240-300 "Big Block" Six Performance
Topic: What do you think of these compression numbers?
Replies: 16
Views: 2925

Re: What do you think of these compression numbers?

Alright guys, I could use a few other opinions here. I'm trying to figure out what truck to build a motor for, my new white truck (Marry legs) or the black truck (Black Beauty).... my wife is a horse trainer if you have not caught on. My gut instinct answer is whatever truck needs a motor more. So I...
by Wesman07
Sat Aug 29, 2020 11:57 am
Forum: 240-300 "Big Block" Six Performance
Topic: looking for best in class towing for a gas 6
Replies: 84
Views: 1379

Re: looking for best in class towing for a gas 6

This is the estimates for: Head: Carb head that has been ported with 1.84/1.6 valves (I used real flow numbers) 8:1 static compression Intake: Factory EFI manifold (there are some inaccuracies. The program does not factor in the split plenum when using boost.) Exhaust: I kept the EFI manifolds and f...
by Wesman07
Fri Aug 28, 2020 9:38 pm
Forum: 240-300 "Big Block" Six Performance
Topic: looking for best in class towing for a gas 6
Replies: 84
Views: 1379

Re: looking for best in class towing for a gas 6

Pmuller9

What were your thinking the seat duration on the cam would be?

Static or dynamic compression target?
by Wesman07
Fri Aug 28, 2020 6:03 pm
Forum: 240-300 "Big Block" Six Performance
Topic: looking for best in class towing for a gas 6
Replies: 84
Views: 1379

Re: looking for best in class towing for a gas 6

I have engine analysis desktop dyno. I can run some combinations for you.
by Wesman07
Wed Aug 26, 2020 5:25 pm
Forum: 240-300 "Big Block" Six Performance
Topic: The 300 six that won Baja three times.....
Replies: 18
Views: 675

Re: The 300 six that won Baja three times.....

She did say yes. Who knows, if we lost another hour in that race... I probably would still be single lol!
by Wesman07
Wed Aug 26, 2020 5:21 pm
Forum: 240-300 "Big Block" Six Performance
Topic: The 300 six that won Baja three times.....
Replies: 18
Views: 675

Re: The 300 six that won Baja three times.....

That was the Baja 1,000. In 2018 the course was only 840 miles. The point to point race is every three years, that one is the full 1,000 miles. If you do the math, you don’t need to be fast to finish. Being that only half the teams finish, you could technically hold a 24 mile per hour speed average ...
by Wesman07
Wed Aug 26, 2020 2:28 pm
Forum: 240-300 "Big Block" Six Performance
Topic: The 300 six that won Baja three times.....
Replies: 18
Views: 675

Re: The 300 six that won Baja three times.....

I would try the Score website. I’m almost certain that you can look up old race results and team information. I didn’t Ironman the whole race. I was lucky enough to stumble upon some local guys who were putting a team together. The only guy I knew was the part owner of a construction company I had j...
by Wesman07
Wed Aug 26, 2020 9:07 am
Forum: 240-300 "Big Block" Six Performance
Topic: The 300 six that won Baja three times.....
Replies: 18
Views: 675

Re: The 300 six that won Baja three times.....

Do you remember what year it was? We raced it in 2018 on a bike.
by Wesman07
Wed Aug 12, 2020 8:53 am
Forum: 240-300 "Big Block" Six Performance
Topic: Adding a knock sensor bung
Replies: 19
Views: 745

Re: Adding a knock sensor bung

Thanks for the advice. I had thought that brazing one something like this was my only option https://www.xtremediesel.com/vibrant-1188-saddle-style-weld-on-sensor-bung?gclid=EAIaIQobChMI2qWd8quN6wIVxP_jBx3tog2XEAQYASABEgIEzfD_BwE If I remember correctly, the Holley HP can utilize two knock sensors. ...
by Wesman07
Mon Aug 10, 2020 3:56 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Adding a knock sensor bung
Replies: 19
Views: 745

Re: Adding a knock sensor bung

The yard wants $800 for the low mileage carb motor, which sounds high to me. He said all the fuel injected motors have over 200k for them and are considered just a core. He would sell me a complete motor for 300. I could pick up a complete fuel injected and carb motor for $600. Or a fuel injected mo...
by Wesman07
Sun Aug 09, 2020 6:27 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Adding a knock sensor bung
Replies: 19
Views: 745

Re: Adding a knock sensor bung

Pmuller9 I’m still undecided on the intake. The factory efi manifold is the most practical by a long shot. It will provide significantly more power from 2-4,000 and does a great job of protecting the injector from heat. My biggest gripe is the lack of serviceability to the injectors. I would like to...
by Wesman07
Sun Aug 09, 2020 2:11 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Adding a knock sensor bung
Replies: 19
Views: 745

Re: Adding a knock sensor bung

Exactly. The question is do I grab just a carb head and a fuel injected block or the whole carb motor?
by Wesman07
Sun Aug 09, 2020 1:12 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Adding a knock sensor bung
Replies: 19
Views: 745

Re: Adding a knock sensor bung

This is the motor I was looking at. I should have grabs more pics.

Image
by Wesman07
Sun Aug 09, 2020 12:36 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Adding a knock sensor bung
Replies: 19
Views: 745

Re: Adding a knock sensor bung

Never pass on any low mileage six!!! Ecstacy talks about a bolt on knock sensor in a post I started last year. Ill look for that thread I have to call on Monday to see what he want for it. What do you think it’s worth? I’m told he can fire it right up. The issue that Paul and I were discussing is t...
by Wesman07
Sun Aug 09, 2020 12:33 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Adding a knock sensor bung
Replies: 19
Views: 745

Re: Adding a knock sensor bung

It will be set up for forced induction
by Wesman07
Sun Aug 09, 2020 1:28 am
Forum: 240-300 "Big Block" Six Performance
Topic: Adding a knock sensor bung
Replies: 19
Views: 745

Re: Adding a knock sensor bung

Ah ha! That’s what is different. Thank you!

Holley HP. Starting fresh with a universal harness makes a lot of sense.

Do I pass on the low mileage carb motor? There were quite a few newer motors there. One of them already had a head off of it and the cylinder wall looked like a .30 bore might do it.
by Wesman07
Sun Aug 09, 2020 12:36 am
Forum: 240-300 "Big Block" Six Performance
Topic: Adding a knock sensor bung
Replies: 19
Views: 745

Adding a knock sensor bung

How hard would it be to add a knock sensor to a 86 and down block? I have heard of people suggesting jb weld but I would imagine brazing on a bing would be better. Is the factory knock sensor location available on the carbureted block? For some reason it looked to me like it wasn’t? The reason I’m a...
by Wesman07
Wed Aug 05, 2020 12:17 am
Forum: 240-300 "Big Block" Six Performance
Topic: Turbocharger with HD manifold clearance idda
Replies: 25
Views: 1277

Re: Turbocharger with HD manifold clearance idda

Every motor mount I have torn was from a disengaging the clutch while under a very heavy load. The “back lash” you get with the combination of a loaded rubber bushing will easily snap the mount pin on the OE style. I wouldn’t have believed it if I didn’t replace a dozen of them lol It’s worth consid...
by Wesman07
Tue Aug 04, 2020 6:43 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Turbocharger with HD manifold clearance idda
Replies: 25
Views: 1277

Re: Turbocharger with HD manifold clearance idda

The chassis is easy to see and somewhat intentional by design. I was more surprised about drivetrain. I wonder if it’s mainly in the bell housing?
by Wesman07
Tue Aug 04, 2020 3:05 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Turbocharger with HD manifold clearance idda
Replies: 25
Views: 1277

Re: Turbocharger with HD manifold clearance idda

The OEM style transfer case mount on NP205 equipped vehicles was always a very floppy mount and only really provided auxiliary support when everything was already being twisted, similar to the rear transmission mount on Subarus. One thing I’ve noticed with my NP435/ 208 combo was a slight amount of...
by Wesman07
Sun May 31, 2020 10:23 am
Forum: 240-300 "Big Block" Six Performance
Topic: Zero to 60
Replies: 20
Views: 941

Re: Zero to 60

How would you control the trans?
by Wesman07
Sat May 30, 2020 1:45 pm
Forum: Turbo, Supercharger, and Nitrous
Topic: Unknown Setup
Replies: 6
Views: 1067

Re: Unknown Setup

Curts,

I think your right. $2350 sounds awful expensive for what I’m looking at.
by Wesman07
Fri Apr 24, 2020 7:51 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Lost compression in cylinder 3.
Replies: 14
Views: 1320

Re: Lost compression in cylinder 3.

Can he bore past 60 over?
by Wesman07
Fri Apr 24, 2020 6:00 pm
Forum: 240-300 "Big Block" Six Performance
Topic: 5 PSI, now severe blowby
Replies: 66
Views: 4562

Re: 5 PSI, now severe blowby

All 240 and 300 rods are forged. The design factor of safety was 2.6. But I do not know the upper stress limits that the rods were designed around. I think about this quite often. The two big areas they had to look at must have been tension and compression. Tension was probably measured with a give...
by Wesman07
Fri Apr 24, 2020 3:13 pm
Forum: 240-300 "Big Block" Six Performance
Topic: 5 PSI, now severe blowby
Replies: 66
Views: 4562

Re: 5 PSI, now severe blowby

With those boost levels, you might break 500lb/tq.

I’d be more concerned with piston speed and weight than the amount of torque.
by Wesman07
Wed Apr 22, 2020 10:24 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Anyone have pictures of a power steering bracket for an E150?
Replies: 13
Views: 1259

Re: Anyone have pictures of a power steering bracket for an E150?

Ah. The serp setup is a big honking cast aluminum bracket. Power steering pump is located on the top, and AC on the bottom. They are all over in my JYs. I pull the SBF ones because they sell. 4.9s sit forever. Are you implying that you own a few junk yards? If so I’d be willing to purchase one of t...
by Wesman07
Wed Apr 22, 2020 10:22 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Anyone have pictures of a power steering bracket for an E150?
Replies: 13
Views: 1259

Re: Anyone have pictures of a power steering bracket for an E150?

I couldn’t upload the photos for some reason.

This link has a comparison on post #42

https://www.f150forum.com/f10/f150-gm-p ... 57/index6/
by Wesman07
Tue Apr 21, 2020 9:50 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Anyone have pictures of a power steering bracket for an E150?
Replies: 13
Views: 1259

Re: Anyone have pictures of a power steering bracket for an E150?

That looks different from the serpentine belt version. I’ll try to snag a few photos of mine
by Wesman07
Sat Apr 18, 2020 10:30 pm
Forum: Turbo, Supercharger, and Nitrous
Topic: Ford 300 Turbo Planning / Prep
Replies: 25
Views: 2599

Re: Ford 300 Turbo Planning / Prep

Pmuller9

When you unshroud the valve with a 45 degree cut, did you notice a change in ignition timing needed?
by Wesman07
Wed Apr 15, 2020 12:33 pm
Forum: 240-300 "Big Block" Six Performance
Topic: 5 PSI, now severe blowby
Replies: 66
Views: 4562

Re: 5 PSI, now severe blowby

Ah I was reading the chart wrong. I was looking at the low end of the KPA. My apologies.
by Wesman07
Wed Apr 15, 2020 8:51 am
Forum: 240-300 "Big Block" Six Performance
Topic: 5 PSI, now severe blowby
Replies: 66
Views: 4562

Re: 5 PSI, now severe blowby

Looking at your spark table, the advance still sounds high to me in the upper rpm range. 30 degrees rings a bell for total advance on the EFI motor. Can anyone double check me on that?
by Wesman07
Wed Apr 15, 2020 8:34 am
Forum: 240-300 "Big Block" Six Performance
Topic: 5 PSI, now severe blowby
Replies: 66
Views: 4562

Re: 5 PSI, now severe blowby

I think the idea behind a quick hone and relatively inexpensive pistons is to get you back up and running fast, with as “little skin in the game” to dial in your tune. The motor is still in. Get it going good first. Then pull it for a quantity rebuild at your convenience. What you have is a cheap an...
by Wesman07
Wed Apr 15, 2020 12:30 am
Forum: 240-300 "Big Block" Six Performance
Topic: Permanent 300 Six Cyl Head CFM solutions- A Work in Progress
Replies: 522
Views: 117606

Re: Permanent 300 Six Cyl Head CFM solutions- A Work in Progress

We briefly touched base about a week ago. He’s doing good, just trying to play it safe like the rest of us.
by Wesman07
Thu Apr 02, 2020 10:44 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Started my build
Replies: 164
Views: 10630

Re: Started my build

Great comparison focal points PMuller, and excellent clarity.
by Wesman07
Sun Mar 29, 2020 12:08 am
Forum: 240-300 "Big Block" Six Performance
Topic: 240/300 Copper Head gasket
Replies: 15
Views: 1604

Re: 240/300 Copper Head gasket

What applications would you recommend this for?
by Wesman07
Tue Mar 17, 2020 8:31 am
Forum: 240-300 "Big Block" Six Performance
Topic: Next build phase-Intake and ignition
Replies: 73
Views: 7863

Re: Next build phase-Intake and ignition

Haha! Yeah he had it backwards, and he passed the union test. Maybe he got zapped one to many times at the power plant in Jersey?
by Wesman07
Mon Mar 16, 2020 8:39 am
Forum: 240-300 "Big Block" Six Performance
Topic: Next build phase-Intake and ignition
Replies: 73
Views: 7863

Re: Next build phase-Intake and ignition

My electrician buddy always says:

Electricity is like a garden hose.
The diameter of it is the voltage.
The pressure behind it is the amperage.
The amount of restriction is ohms.
by Wesman07
Wed Feb 05, 2020 9:19 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Intake manifolds
Replies: 62
Views: 9941

Re: Intake manifolds

There are two styles of the upper EFI manifolds. I believe the vans and trucks were different. The change is slight and you almost need to see them side by side.
by Wesman07
Thu Jan 30, 2020 9:05 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Picked up a Turbo
Replies: 58
Views: 6411

Re: Picked up a Turbo

Wow 12” per hour.... even I don’t have the patience for that.

All I can say is I love my low range. When I go out snow wheeling it’s 4 low and 3rd and 4th gear every time. The 2.6:1 low range just gives you such nice options. 1st and 2nd in high range is a similar speed but it’s not even comparable.
by Wesman07
Sun Jan 26, 2020 8:49 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Rectangle to round exhaust manifold
Replies: 12
Views: 1937

Re: Rectangle to round exhaust manifold

I thought cast had less thermal expansion? Don’t you want thick walls for turbo applications?
by Wesman07
Sun Jan 26, 2020 3:08 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Rectangle to round exhaust manifold
Replies: 12
Views: 1937

Re: Rectangle to round exhaust manifold

To be honest I’ve never worked with stainless. I know you can’t bend cast steel.

Maybe you can form Sch 40 304 stainless pipe? Every metal guy I’ve talked to did not think it was a good idea.
by Wesman07
Sun Jan 26, 2020 2:10 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Rectangle to round exhaust manifold
Replies: 12
Views: 1937

Rectangle to round exhaust manifold

In the midst of planing a stainless steel turbo manifold, and realizing one of the biggest hurdles are the rectangular exhaust ports. With a standard header you can hammer form tubing, but that’s not so easy with thick stainless cast bends. I see lots of flange transitions for the cathedral port LS ...
by Wesman07
Sun Jan 26, 2020 1:22 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Intermittent tapping on cold start.
Replies: 10
Views: 1359

Re: Intermittent tapping on cold start.

Lucas oil stabilizer helps too.
by Wesman07
Sat Jan 18, 2020 2:01 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Old connector to new type fuelinjector adapter
Replies: 31
Views: 3104

Re: Old connector to new type fuelinjector adapter

Scratch that.

I’m wondering if you have an intake leak.
by Wesman07
Fri Jan 17, 2020 10:13 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Old connector to new type fuelinjector adapter
Replies: 31
Views: 3104

Re: Old connector to new type fuelinjector adapter

Your on to something but it shouldn’t run that bad with that much fuel pressure.

Is it a single cylinder misfire? Check all the plugs as they can be a good indicator.

If not, put a timing light on it. Your fuel and spark timing are connected.
by Wesman07
Fri Jan 17, 2020 5:57 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Old connector to new type fuelinjector adapter
Replies: 31
Views: 3104

Re: Old connector to new type fuelinjector adapter

Do you know your lean or think your lean?
by Wesman07
Fri Jan 17, 2020 12:46 am
Forum: 240-300 "Big Block" Six Performance
Topic: Low fuel pressure
Replies: 9
Views: 1198

Re: Low fuel pressure

50-55 psi but the battery wasn’t 100%. It turned out to be a bad PIP sensor in the distributor. That one really had me fooled. It would start and idle fine but stumble under a load. When it would stall it would do so slowly, not like a light switch. $100 for a spectra distributor with a TFI module f...
by Wesman07
Mon Jan 13, 2020 10:49 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Low fuel pressure
Replies: 9
Views: 1198

Re: Low fuel pressure

Never mind. I picked up a gauge and it’s not a fuel issue.

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