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Recommendations for new cam on stock 71 383 HP

Started by 71 Bee Man, February 27, 2017, 12:28:03 AM

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71 Bee Man

Hi guys.
Here's the thing........I will be pulling the motor out. Mind you, that was always going to happen because I simply wanted to tidy the thing up - sad but true.
But, since I found there is a problem with the head, it makes it easier now to pull stuff off and see what's happening. I'm going to talk to my mechanic as I go, because - like I said - I do trust him.
If I pull her apart and it looks sadly worn everywhere, then I'll get into it. Mind you, I do have to watch how much I spend. I'm actually taking the family to your excellent country in August, so there may very well be a large shopping list of parts. But.......if there's a chance of doing some head work, and maybe a new set of rings or whatever, then I'll go down that route.
It's a nice original Superbee......and whilst many hate the term, she's all "numbers matching" and that is a consideration for me as well. I do like the idea of the stealth heads, but again.....ill see what happens when she finally gets ripped out. I was originally curious about a camshaft because it was possible it may have been worn, but now it looks like it's working ok.
You guys provide so much information - it's fantastic, and whilst I know it might be annoying sometimes when people like myself come on asking this and that, and not sure of stuff, I can tell you the information is invaluable. Especially to someone like myself who has a bit of knowledge about Mopars, but mainly Aussie ones. It's not that easy finding people down here who have the info you do.
I take on board everything that's said, and look forward to pulling the old 383 out and deciding what to do. Hunter.....your PM about a rebuild is great stuff. I'd never even considered it, but am now. And PRH....your angle is good from the perspective that my car is a hobby for me, and as much as it'd be nice to do heaps, sometimes it's good just to get it running right.
Not sure which way I'll end up going, but I will post stuff when I start pulling it apart.
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Sublime/Sixpack

Sounds like a sensible approach. Good luck with it and most of all enjoy the journey.  :thumbs:
1970 Sublime R/T, 440 Six Pack, Four speed, Super Track Pak

BDF

I have been following your posts and the responses with interest. Much good advice here that is very helpful! Good luck with this!
What part of this country will you be visiting in August?
:cheers:

71 Bee Man

Quote from: BDF on March 02, 2017, 06:56:23 PM
I have been following your posts and the responses with interest. Much good advice here that is very helpful! Good luck with this!
What part of this country will you be visiting in August?
:cheers:

My wife loves all the Disney stuff, so we're staying in Florida for 3 weeks. We try and get to the states every 3 years or so. This time I'm also taking my mum to Memphis because she's an Elvis nut, but that's only 2 days. We've been to a few different State, but mainly Florida. One of the best trips was hiring a bike and riding L.A to San Francisco with my daughter. Great trip.
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BDF

That will be some serious Disney time! My wife & her family are from Memphis, been there often. Plan on some 'mugginess'. If you come to the west coast/ North Bay Area next time come see the Napa Valley & go for a drive with me.  :2thumbs: :cheers:
Hope you car get worked out before the trip so don't obsess over it at Disney World. :popcrn:

Nacho-RT74

Machine job cost can be way diff from country to country, so MAYBE won't be that expensive for him against couple of heads shipped
Venezuelan RT 74 400 4bbl, 727, 8.75 3.23 open. Now stroked with 440 crank and 3.55 SG. Here is the History and how is actually: http://www.dodgecharger.com/forum/index.php/topic,7603.0/all.html
http://www.dodgecharger.com/forum/index.php/topic,25060.0.html

71 Bee Man

Just a little tiny update......whilst I won't be pulling the motor for a little while yet, I've been considering the following.

At the moment I'm waiting  for details of a decent head machinist who a couple of other local Mopar guys have used.
Thinking I might as well throw on and Edelbrock Performer RPM 7186......everything I've read suggests that might be good on my old 383. Just wondering if my Holley 3310-4 will fit on it and have enough clearance.

Thinking of a cam, and considering the Crower cam Nacho suggested earlier. Supposed to be good in reasonably stock motors.

That's all so far.
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XH29N0G

The modification you will likely need is a fairly deep drop base air cleaner assembly to allow for hood clearance with a decently high air filter element.  There are a number of these available in 14 inch diameters and some in 16.
Who in their right mind would say

"The science should not stand in the way of this."? 

Science is just observation and hypothesis.  Policy stands in the way.........

Or maybe it protects us. 

I suppose it depends on the specific case.....

Nacho-RT74

Quote from: 71 Bee Man on March 08, 2017, 06:36:09 AM


Thinking of a cam, and considering the Crower cam Nacho suggested earlier. Supposed to be good in reasonably stock motors.

The reason why I like the Crower cams about its competitors is the 112 degrees centerline which supposelly make them a bit more friendly on streets ( not experience but learnt reading here ) even on same or similar durations and lifts with the rest what gets 110 degrees

I have myself the Crower 282HDP, but i built a "451" stroker

aaaaaaaaand to be diff where everybody gets Comps and Lunati. Hate that.

There are some good options on Engle cams. Some years ago there were members here allways giving these as a recommendation, buut they got new grinds made though, diff from the ones back in the day
Venezuelan RT 74 400 4bbl, 727, 8.75 3.23 open. Now stroked with 440 crank and 3.55 SG. Here is the History and how is actually: http://www.dodgecharger.com/forum/index.php/topic,7603.0/all.html
http://www.dodgecharger.com/forum/index.php/topic,25060.0.html

BSB67

For your application, I would suggest the standard Performer over the RPM.

500" NA, Eddy head, pump gas, exhaust manifold with 2 1/2 exhaust with tailpipes
4150 lbs with driver, 3.23 gear, stock converter
11.68 @ 120.2 mph

c00nhunterjoe

 :iagree: the rpm is an excellent intake, one of the best all around street intakes. However, in your situation running a stock low compression bottom end, the performer will be a much better match for you when it comes to off jdle thru 2000 rpm performance.

71 Bee Man

Quote from: c00nhunterjoe on March 08, 2017, 09:21:00 PM
:iagree: the rpm is an excellent intake, one of the best all around street intakes. However, in your situation running a stock low compression bottom end, the performer will be a much better match for you when it comes to off jdle thru 2000 rpm performance.
Thanks guys.

Obviously still learning all this. I suggested the RPM simply based on stuff I'd read. Will check out the performer now though. So.....why is the RPM not all that suitable ?

As always, thanks for the input.....great info.
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BSB67

No one manifold is correct or best for everything.  The RPM is all the rage in the night performance community.  The reality is that the short stroke low compression small cam 400 won't use what that intake can give a Nicely warmed up 440.   You're about 100 hp, or more short.  You won't be using all of the std Performer, IMO.

500" NA, Eddy head, pump gas, exhaust manifold with 2 1/2 exhaust with tailpipes
4150 lbs with driver, 3.23 gear, stock converter
11.68 @ 120.2 mph

c00nhunterjoe

But the std performer is still better then the stock iron peice. And definitely use the egr blockoff valley pan

PRH

I probably wouldn't "nail down" any decisions on what parts to use until after the heads are off and someone measures how far down the pistons are and checks the chamber volume of the heads, so you have a real idea of what the actual compression is that you'll be dealing with.
Porter Racing Heads......Building and racing Mopars since 1980

71 Bee Man

Quote from: PRH on March 10, 2017, 02:46:58 PM
I probably wouldn't "nail down" any decisions on what parts to use until after the heads are off and someone measures how far down the pistons are and checks the chamber volume of the heads, so you have a real idea of what the actual compression is that you'll be dealing with.

Update....Bit the bullet tonight and started ripping stuff out of the engine compartment. Wiring, battery, radiator etc etc etc. Its been raining heaps and I thought "damn it.....I'm getting stuck into it".
I've talked so much jibber and asked so many questions that I'm just going to start pulling it apart and having a loom what's going.

I'll keep you posted. Oh......and I drove 6 hours to a car show last weekend, and 6 hours back. Car ran great, but I really notice that darn tickety tick from the valve. That's what made my mind up.
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