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416 - Solid Roller Cam Recommendations #1602555
04/03/14 03:35 AM
04/03/14 03:35 AM
Joined: Nov 2013
Posts: 5
Melbourne, Australia
limelighte55 Offline OP
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limelighte55  Offline OP
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Joined: Nov 2013
Posts: 5
Melbourne, Australia
Hey guys, I was hoping for a cam recommendation by guys with real world experience for my 416. The motor is partially screwed together at the moment and I have a Hughes Engines solid flat tappet stick for it HTL5256AS - 110LSA (252/256 @ 0.050 0.572/0.579 lifts 110LSA) but was looking for a solid roller that would be 'streetable' and provide power with reliability:

* 71 340 block up 0.030'
* 4inch MP crank
* Eagle rods 6.123'
* Ross forged pistons (dished -21cc)
* Edelbrock RPM heads ported to stage 2 by SDSS (274cfm/214cfm peak)
* 55cc chambers, 0.027' Cometic head gasket, 0.039' quench distance
* 11.2:1 compression
* Edelbrock Super Victor intake
* Pro Systems 950HP carby - flows 840cfm
* 1 3/4, 4 into 1 pipes, 3 inch collector
* 727 Torqueflite with Cheetah reverse pattern shift
* 4,5000 converter
* 9 inch, locker, 31 spline axles, 4.56 final drive

I'm looking to run a 10 second pass on pump gas in my 3,500lbs Australian Charger (A Body). What do you guys think of the Hughes solid cam I have? What solid roller would you recommend that will be reliable and make good power? Please, I would prefer to hear from people with race and street car experience running similar cams with similar combos.
Thanks

Chris

Re: 416 - Solid Roller Cam Recommendations [Re: limelighte55] #1602556
04/03/14 04:29 AM
04/03/14 04:29 AM
Joined: Dec 2004
Posts: 128
Finland
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mopster Offline
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Finland
I donīt think the cam is holdig back your ETīs much. Duration is pretty good where it is and the heads wonīt flow much more in higher lifts. You could pick up a little with a roller, but for the money invested I think it would be a disappontment.

If you invest the same money for some head and intake work, you will gain a lot more. Those stage 2 ported RPM heads are not much bigger in cross section area than stock RPM heads, and I bet you donīt make power above 5500rpm. Open up those runners and you will see a big gain.

If the Super Victor isnīt ported it will cut the flow quite a bit too. I recently ported one and gained almost 20cfm with fully ported RPM heads.

Re: 416 - Solid Roller Cam Recommendations [Re: mopster] #1602557
04/03/14 09:27 AM
04/03/14 09:27 AM
Joined: Jan 2003
Posts: 11,711
Portage,michigan
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B3422W5 Online content
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Portage,michigan
I think improvements will happen by getting rid of that cam. It's tiny for a 416( I used to run that cam in a 416 and it wasn't a 10 sec combo with eddies.

Here is the exact combo I built to go 10.74 at 3450 pounds and drove around constantly.
A body( all steel, bench seat, 6 point roll bar, 300 pound driver)

4.10 gear( 28 inch tire)
8 inch Ptc convertor, 4900 flash
70.. 340 block 30 over, Mopar 4 inch cast crank, Ross pistons , eagle h beam rods
11.7 compression
Edelbrock heads, " stage 2 " ported by Hensley, went 274@ 600 peak.
Gasket matched weiand excellerator intake, unported
1025 race demon 4150 style carb
Tti 1 5/8 to 1 3/4 step headers with flow master mufflers
Comp cams flat tappet cam 107 LSA installed at 104, 598/ 623 lift, 260/ 266 duration @ 50.
I think this combo would have easily went 10.50's with a roller, but I was happy with it as it was and drove the heck out of it.
I called comp and we ended up going with the above cam, and it obviously made good power, but thereafter, every combo I have run I have ALWAYS called Dwayne Porter and had him spec the cam. He is a comp dealer and in my opinion is the best person I have ever dealt with to make the correct cam choice.

Last edited by B3422W5; 04/03/14 09:30 AM.

69 Dart GTS A4 Silver All steel, flat factory hood, 3360race weight
418 BPE factory replacement headed stroker, 565 lift solid cam
Best so far, 10.40 @127 1/4
1.41 best 60 foot
6.60 at 103.90 1/8

Re: 416 - Solid Roller Cam Recommendations [Re: B3422W5] #1602558
04/03/14 10:13 AM
04/03/14 10:13 AM
Joined: Dec 2004
Posts: 128
Finland
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mopster Offline
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Finland
Those heads are tiny too for a 416. Cam you mentioned would work great with 11.7 cr, but with 11.2 cr it would not help that much.

Iīm not saying there is no improvements in cam change, itīs just not the first place I would look for more power.

Re: 416 - Solid Roller Cam Recommendations [Re: mopster] #1602559
04/03/14 12:19 PM
04/03/14 12:19 PM
Joined: Feb 2014
Posts: 655
Huntsville, AL
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Airwoofer Offline
mopar
Airwoofer  Offline
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Posts: 655
Huntsville, AL
Take a look at the link I posted on the other SB cam thread. I liked that engine so much I copied it. Haven't ran mine yet though.

Re: 416 - Solid Roller Cam Recommendations [Re: Airwoofer] #1602560
04/03/14 01:08 PM
04/03/14 01:08 PM
Joined: Oct 2004
Posts: 8,165
Left Coast
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BobR Offline
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Comp Cam XR286R.
I am a member of several race boards and it's only the Mopar board that still recommends flat tappet cams. Yes, rollers cost more but they work and there is never any lobe failure.

Re: 416 - Solid Roller Cam Recommendations [Re: BobR] #1602561
04/03/14 01:22 PM
04/03/14 01:22 PM
Joined: Jun 2003
Posts: 52,972
Romeo MI
MR_P_BODY Offline
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Romeo MI
Quote:

Comp Cam XR286R.
I am a member of several race boards and it's only the Mopar board that still recommends flat tappet cams. Yes, rollers cost more but they work and there is never any lobe failure.




There is really only one problem running them on the
street like he wants to do... they dont like to idle
down low.. its the lack of oil on the rollers... it
can be corrected with the edm hole in the lifter to
feed the rollers... I went that way on my 416 for
the street... mine is a MP roller basically for a
roundy round engine... its 260/270 .640/.640 on a
105 lsa installed at 105 because I didnt want to
increase the torque any higher with a 5000 stall conv..
this ended up in the 580-590 hp range with ported
W-2s and 850 carb... one other thing.. I had to use
a high volume oil pump with the lifters.. they have a
larger hole in them than I had heard... its like .022

Re: 416 - Solid Roller Cam Recommendations [Re: BobR] #1602562
04/03/14 01:32 PM
04/03/14 01:32 PM
Joined: Feb 2005
Posts: 20,174
PA.
pittsburghracer Offline
"Little"John
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Quote:

Comp Cam XR286R.
I am a member of several race boards and it's only the Mopar board that still recommends flat tappet cams. Yes, rollers cost more but they work and there is never any lobe failure.





Maybe its your builder. 39 years of building my own engines and racing weekly from early April to November and I finally had an engine slightly round a lobe. It was Matts 10.50 running 360 on its second rebuild (5 years). LOTS of passes and early in its use my Son was inexperienced in the use of alcohol son his oil was often contaminated with water from improper start-ups and shut-downs. I on the other hand had TWO roller lifter and cam failures.


1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time




Re: 416 - Solid Roller Cam Recommendations [Re: pittsburghracer] #1602563
04/03/14 01:37 PM
04/03/14 01:37 PM
Joined: Jun 2003
Posts: 52,972
Romeo MI
MR_P_BODY Offline
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Romeo MI
No cam likes to be feed water.. you would have to
expect a failure on that

Re: 416 - Solid Roller Cam Recommendations [Re: MR_P_BODY] #1602564
04/03/14 01:49 PM
04/03/14 01:49 PM
Joined: Feb 2005
Posts: 20,174
PA.
pittsburghracer Offline
"Little"John
pittsburghracer  Offline
"Little"John

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Quote:

No cam likes to be feed water.. you would have to
expect a failure on that





Ya like I said he had to learn what you can and cannot do with alcohol. He was young and would start the car when Friends came over and wanted to hear the engine. Short warm-ups make water. On shut-downs he now get the engine up over 200 degrees when he loads it up on the trailer after racing. Thank God for the lean out valve or he could never get it that warm.
Even with the water the cam still lasted hundreds of runs.


1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time




Re: 416 - Solid Roller Cam Recommendations [Re: pittsburghracer] #1602565
04/03/14 07:53 PM
04/03/14 07:53 PM
Joined: Oct 2009
Posts: 1,267
North, Alabama
D-50 Offline
pro stock
D-50  Offline
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The roller cam in my pump gas small block is only 255/266 @.050. But mine is only a 394 ci. It made 662 hp at 7300.


1.33 60 ft,6.21 at 110.59 in the 1/8, pump gas small block,2950lbs,drag radials,mufflers and driven to track ...
Re: 416 - Solid Roller Cam Recommendations [Re: D-50] #1602566
04/03/14 10:51 PM
04/03/14 10:51 PM
Joined: Jul 2004
Posts: 19,317
State of confusion
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Thumperdart Offline
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State of confusion
Quote:

The roller cam in my pump gas small block is only 255/266 @.050. But mine is only a 394 ci. It made 662 hp at 7300.




Nice combo.................How in the hell do you get that 60 ft. and at what weight.........thankxxx...........


72 Dart 470 n/a BB stroker street car `THUMPER`...Check me out on FB Dominic Thumper for videos and lots of carb pics......760-900-3895.....
Re: 416 - Solid Roller Cam Recommendations [Re: Thumperdart] #1602567
04/04/14 12:30 AM
04/04/14 12:30 AM
Joined: Oct 2009
Posts: 1,267
North, Alabama
D-50 Offline
pro stock
D-50  Offline
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Joined: Oct 2009
Posts: 1,267
North, Alabama
Quote:

Quote:

The roller cam in my pump gas small block is only 255/266 @.050. But mine is only a 394 ci. It made 662 hp at 7300.




Nice combo.................How in the hell do you get that 60 ft. and at what weight.........thankxxx...........




PTC 8 in convertor with 4.56 gears at 2950lb,315/60 M/T Drag Radial...

8100846-CIMG0081.JPG (103 downloads)
Last edited by D-50; 04/04/14 12:35 AM.
Re: 416 - Solid Roller Cam Recommendations [Re: pittsburghracer] #1602568
04/04/14 03:55 PM
04/04/14 03:55 PM
Joined: Oct 2004
Posts: 8,165
Left Coast
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BobR Offline
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Posts: 8,165
Left Coast
Quote:

Quote:

Comp Cam XR286R.
I am a member of several race boards and it's only the Mopar board that still recommends flat tappet cams. Yes, rollers cost more but they work and there is never any lobe failure.





Maybe its your builder. 39 years of building my own engines and racing weekly from early April to November and I finally had an engine slightly round a lobe. It was Matts 10.50 running 360 on its second rebuild (5 years). LOTS of passes and early in its use my Son was inexperienced in the use of alcohol son his oil was often contaminated with water from improper start-ups and shut-downs. I on the other hand had TWO roller lifter and cam failures.




I've never used a flat tappet cam...ever. I truly doubt that the OEM uses them any longer either. What Mike said about oiling is true and he used the right fix.
My builder uses a big comp roller on my BAE hemi.

Re: 416 - Solid Roller Cam Recommendations [Re: BobR] #1602569
04/04/14 04:06 PM
04/04/14 04:06 PM
Joined: Feb 2005
Posts: 20,174
PA.
pittsburghracer Offline
"Little"John
pittsburghracer  Offline
"Little"John

Joined: Feb 2005
Posts: 20,174
PA.
Quote:

Quote:

Quote:

Comp Cam XR286R.
I am a member of several race boards and it's only the Mopar board that still recommends flat tappet cams. Yes, rollers cost more but they work and there is never any lobe failure.





Maybe its your builder. 39 years of building my own engines and racing weekly from early April to November and I finally had an engine slightly round a lobe. It was Matts 10.50 running 360 on its second rebuild (5 years). LOTS of passes and early in its use my Son was inexperienced in the use of alcohol son his oil was often contaminated with water from improper start-ups and shut-downs. I on the other hand had TWO roller lifter and cam failures.




I've never used a flat tappet cam...ever. I truly doubt that the OEM uses them any longer either. What Mike said about oiling is true and he used the right fix.
My builder uses a big comp roller on my BAE hemi.





A lot of times it comes down to being on a budget and what works for you.


1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time










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