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Re: Big block swap [Re: ] #2864756
12/25/20 08:43 PM
12/25/20 08:43 PM
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Posts: 273
WV
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Danny Offline
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WV
RWG i was going to ask if it was a 400 block used in the build, but i see where you specified 440, I read the low deck blocks clearance is better

Re: Big block swap [Re: 440_Offroader] #2864764
12/25/20 09:07 PM
12/25/20 09:07 PM
Joined: Jan 2003
Posts: 16,813
Between Houston & Galveston TX
SattyNoCar Offline
Smarter than no class Flappergass by a mile
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Posts: 16,813
Between Houston & Galveston TX

Maybe find a donor truck?

That is what I did way back when. I found a '77 400 truck that had been wrecked. Never did understand what exactly happened. Truck still ran and drove surprisingly good despite the damage to the bumper and grill. The weird thing was on the side of the impact, the side of the block was broke off too. When I pulled the mount out, it still had a chunk of block attached to it. You could see the cylinder wall...... eek But it ran beautifully. confused shruggy

I stripped the truck of everything I needed and then some, and sold hat was left to a co-worker that made a trailer out of the back half . Probably the only time I came out ahead on parts.

Before I found this wrecked one for parts, I can't tell you how many 440 trucks I found with a 2bbl on it............. (they weren't 440's) rolleyes shake_head


John

The dream is dead, long live the dream.......😥
Re: Big block swap [Re: larrymopar360] #2864826
12/26/20 08:53 AM
12/26/20 08:53 AM
Joined: Nov 2008
Posts: 5,956
Greenville, PA
redraptor Offline
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Greenville, PA
I went the donor truck route but didn't take the booster. I swapped out the booster and master for an older model reman on my '80.

80 440.JPG
Re: Big block swap [Re: redraptor] #2864851
12/26/20 11:13 AM
12/26/20 11:13 AM
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Posts: 8,240
fredericksburg,va
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cudaman1969 Offline
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fredericksburg,va
Do those stock manifolds flow ok or get to hot?

Re: Big block swap [Re: cudaman1969] #2864883
12/26/20 01:03 PM
12/26/20 01:03 PM
Joined: Jan 2011
Posts: 15,840
Central Florida
larrymopar360 Offline OP
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Central Florida
Couple of things I prefer: I would prefer running some type of headers. I have hedman ultra flows right now on my 360 (obviously won't transfer over to big block. I don't want to lift the truck past stock for any clearance. Just not my preference in looks. I have 33's on it now and that's the biggest tire I would want also. I don't think I'll ever find a donor big block truck in this area, and I really like the idea of a crate engine. Already built, as I'm not able to build it myself. Possibly something with aluminum heads (I know costly but helps with weight reduction for adding a big block. Even just the aluminum intake will make up some). A donor truck would be great for all the peripheral parts, I get that, but finding, storing, and tearing apart is problem. I don't have the facilities for that either. I'm going to take a look in my city though, and if there's one right here, probably can't turn that down. I'll pay my buddy to store, etc.

If I stayed with small block, I'd even prefer sell the current factory 360-4 for a built 360/408. Less down time and choosing of parts, etc.


Facts are stubborn things.
Re: Big block swap [Re: larrymopar360] #2865049
12/26/20 08:39 PM
12/26/20 08:39 PM
Joined: Jan 2011
Posts: 15,840
Central Florida
larrymopar360 Offline OP
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Central Florida
I have this guy 15 minutes from me, good feedback, that I could consider https://www.ebay.com/itm/MOPAR-440-...et-strip-540hp-ready-2-run/333610445321?

Also, Brevard Cylinder Head (Vic), which I know a lot of you are familiar with.


Facts are stubborn things.
Re: Big block swap [Re: larrymopar360] #2865097
12/26/20 10:39 PM
12/26/20 10:39 PM
Joined: Jan 2003
Posts: 18,409
UPPER MICHIGAN, MARQUETTE COUN...
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NITROUSN Offline
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UPPER MICHIGAN, MARQUETTE COUN...
Originally Posted by larrymopar360
I have this guy 15 minutes from me, good feedback, that I could consider https://www.ebay.com/itm/MOPAR-440-...et-strip-540hp-ready-2-run/333610445321?

Also, Brevard Cylinder Head (Vic), which I know a lot of you are familiar with.


Thats fine now prepare for the other 10k to finish the job unless you can do it all your self.

Re: Big block swap [Re: cudaman1969] #2865124
12/27/20 01:20 AM
12/27/20 01:20 AM
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Posts: 10,538
Freeport IL USA
poorboy Offline
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Freeport IL USA
Originally Posted by cudaman1969
Originally Posted by poorboy
I can tell you from experience that a big block center sump car oil pan doesn't work well with a 4x4. I put a 70 400 into a 70s 1/2 ton that had a dis functioning 4x4 setup, but retained the front axle (a broke teenager that needed a truck, bought the 4x4 without a drive train and had a 400 & 727 sitting). After the install, I slid into a ditch in a snow storm, the front axle smashed the oil pan and bent the pickup tube. Gene

So it will fit on a two wheel drive? Just eyeballing I thought it would even if notching the frame. A hammer and dolly can fix a valve cover too. 440 with six-pac ac unleaded heads and regular gas here I come.


I couldn't tell you for sure, the one I threw together was a 4x4 chassis.

The one real 440 2 wd truck I had had the truck oil pan on it, leaking dipstick tube and all. It been a long time ago, but I doubt you could have pulled that truck pan off the motor without raising the motor. I think the car pan's sump would be pretty close to the same place the 2wd cross member is. Gene

Re: Big block swap [Re: cudaman1969] #2865143
12/27/20 07:29 AM
12/27/20 07:29 AM
Joined: Nov 2008
Posts: 5,956
Greenville, PA
redraptor Offline
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Greenville, PA
Originally Posted by cudaman1969
Do those stock manifolds flow ok or get to hot?

I thought they were ok, but, no one here likes stock manifolds. tsk

Re: Big block swap [Re: poorboy] #2865180
12/27/20 10:50 AM
12/27/20 10:50 AM
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Posts: 8,240
fredericksburg,va
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cudaman1969 Offline
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fredericksburg,va
Originally Posted by poorboy
Originally Posted by cudaman1969
Originally Posted by poorboy
I can tell you from experience that a big block center sump car oil pan doesn't work well with a 4x4. I put a 70 400 into a 70s 1/2 ton that had a dis functioning 4x4 setup, but retained the front axle (a broke teenager that needed a truck, bought the 4x4 without a drive train and had a 400 & 727 sitting). After the install, I slid into a ditch in a snow storm, the front axle smashed the oil pan and bent the pickup tube. Gene

So it will fit on a two wheel drive? Just eyeballing I thought it would even if notching the frame. A hammer and dolly can fix a valve cover too. 440 with six-pac ac unleaded heads and regular gas here I come.


I couldn't tell you for sure, the one I threw together was a 4x4 chassis.

The one real 440 2 wd truck I had had the truck oil pan on it, leaking dipstick tube and all. It been a long time ago, but I doubt you could have pulled that truck pan off the motor without raising the motor. I think the car pan's sump would be pretty close to the same place the 2wd cross member is. Gene

Thanks, I’ll pull the front end off to get a good look on how it all fits. Then make up a set of shorty headers too.

Re: Big block swap [Re: NITROUSN] #2865215
12/27/20 12:24 PM
12/27/20 12:24 PM
Joined: Jan 2011
Posts: 15,840
Central Florida
larrymopar360 Offline OP
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Central Florida
Originally Posted by NITROUSN
Originally Posted by larrymopar360
I have this guy 15 minutes from me, good feedback, that I could consider https://www.ebay.com/itm/MOPAR-440-...et-strip-540hp-ready-2-run/333610445321?

Also, Brevard Cylinder Head (Vic), which I know a lot of you are familiar with.


Thats fine now prepare for the other 10k to finish the job unless you can do it all your self.
No I can't do it all myself. I'm aware all the costs associated when doing a swap, and I know it gets heavy. I've done several crate engine/trans swaps. That's why I'm asking, and considering staying small block. I've swapped crate 360/727 into several 318/A999 cars and all kinds of unexpected come up, I know. Mounts, linkages, driveshaft length, brackets, and on and on.


Thanks.


Facts are stubborn things.
Re: Big block swap [Re: Guitar Jones] #2865876
12/28/20 09:19 PM
12/28/20 09:19 PM
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Posts: 1,061
Atlanta, GA
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mgoblue9798 Offline
super stock
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Atlanta, GA
Originally Posted by Guitar Jones
Why not just stroke the 360?


Has anyone got a 100k miles out of a stroker small block? I have read about stokers with 40k miles needing a rering already. 100k plus reliability is why I am going with a big block.

Last edited by mgoblue9798; 12/28/20 09:21 PM.
Re: Big block swap [Re: mgoblue9798] #2866065
12/29/20 02:39 PM
12/29/20 02:39 PM
Joined: Jan 2011
Posts: 15,840
Central Florida
larrymopar360 Offline OP
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Central Florida
Originally Posted by mgoblue9798
Originally Posted by Guitar Jones
Why not just stroke the 360?


Has anyone got a 100k miles out of a stroker small block? I have read about stokers with 40k miles needing a rering already. 100k plus reliability is why I am going with a big block.
I only have about 8k on mine, so I'll be interested in the responses on this. Never heard of issues like this on strokers.


Facts are stubborn things.
Re: Big block swap [Re: larrymopar360] #2866276
12/30/20 12:11 AM
12/30/20 12:11 AM
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Posts: 8,240
fredericksburg,va
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cudaman1969 Offline
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fredericksburg,va
Shorty pistons are gonna have a lot of rock in that short bore. The reason 3.58 was the most Chrysler could push it and live a long life.

Re: Big block swap [Re: cudaman1969] #2866709
12/30/20 08:40 PM
12/30/20 08:40 PM
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Atlanta, GA
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mgoblue9798 Offline
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Originally Posted by cudaman1969
Shorty pistons are gonna have a lot of rock in that short bore. The reason 3.58 was the most Chrysler could push it and live a long life.


Couple that with the increased side loading from the longer stroke.

Re: Big block swap [Re: larrymopar360] #2866793
12/30/20 11:52 PM
12/30/20 11:52 PM
Joined: Sep 2003
Posts: 421
montana
BANDIT Offline
mopar
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montana
A few years ago, I sold all of the big block hardware off of a 77 w-100 I picked up, when I talked to the guy a little while back, he still had the stuff. PM me for his number Jim.


64 Dodge Coronet 440. In progress
1998. Dodge Avenger. 8.35@165. 4400 DA
250” Neil and Parks Slip Joint. 7.36@183.
4600 DA
242" Mullis Dragster. 6.90@ 200mph
Re: Big block swap [Re: mgoblue9798] #2867234
12/31/20 11:10 PM
12/31/20 11:10 PM
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Posts: 20,631
in a cattle trailer down by th...
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Guitar Jones Offline
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in a cattle trailer down by th...
Originally Posted by mgoblue9798
Originally Posted by cudaman1969
Shorty pistons are gonna have a lot of rock in that short bore. The reason 3.58 was the most Chrysler could push it and live a long life.


Couple that with the increased side loading from the longer stroke.

None of those things are really an issue. The taller deck of the Mopar is still better than the chevy. I think the problem is the things run so well they get hammered on a lot. The blocks are not that great so things move around a bit especially at 7000 RPM and that is where the problems come in. If you were to build a lower RPM torque engine for a truck the reliability and longevity shouldn't be an issue.


"Follow me the wise man said, but he walked behind"


'92 D250 Club Cab CTD, 47RH conversion, pump tweaks, injectors, rear disc and hydroboost conversion.
'74 W200 Crew Cab 360, NV4500, D44, D60 and NP205 divorced transfer case. Rear disc and hydroboost coming soon!
2019 1500 Long Horn Crew Cab 4WD, 5.7 Hemi.
Re: Big block swap [Re: Guitar Jones] #2867416
01/01/21 11:36 AM
01/01/21 11:36 AM
Joined: Jan 2004
Posts: 8,240
fredericksburg,va
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cudaman1969 Offline
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fredericksburg,va
Originally Posted by Guitar Jones
Originally Posted by mgoblue9798
Originally Posted by cudaman1969
Shorty pistons are gonna have a lot of rock in that short bore. The reason 3.58 was the most Chrysler could push it and live a long life.


Couple that with the increased side loading from the longer stroke.

None of those things are really an issue. The taller deck of the Mopar is still better than the chevy. I think the problem is the things run so well they get hammered on a lot. The blocks are not that great so things move around a bit especially at 7000 RPM and that is where the problems come in. If you were to build a lower RPM torque engine for a truck the reliability and longevity shouldn't be an issue.

Totally respectfully disagree.

Re: Big block swap [Re: cudaman1969] #2867433
01/01/21 12:10 PM
01/01/21 12:10 PM
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Posts: 910
West Virginia
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B1Frank Offline
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West Virginia
I used factory parts, mine is a 72 413 with a complete rebuild , no exhaust manifolds #452 unleaded heads.

bubs macho truck #3.jpg
Re: Big block swap [Re: B1Frank] #2867509
01/01/21 01:34 PM
01/01/21 01:34 PM
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fredericksburg,va
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cudaman1969 Offline
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fredericksburg,va
Just did some more measuring, gotta use the truck pan, or make one, no way around it.

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