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Small block cam recommendations for exhaust manifolds #1981929
01/02/16 01:21 PM
01/02/16 01:21 PM
Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
Dave_S Offline OP
enthusiast
Dave_S  Offline OP
enthusiast

Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
Happy New Year MOPARTS!

I am building a stock stroke 360 (+030) for my 68 Barracuda.
I have a set of 340 heads and exhaust manifolds. 10:1 compression, aluminum dual plan manifold. 3.23 gear and 3000 stall converter. What should I be looking for in a cam, taking into account I'm using the hi-po manifolds? Headers are not an option...I want the car to look stock. I have a MP P4452761AC Camshaft, 0.450"/0.455" Lift, 268/272 Adv. Duration.

Thanks


Dave Stillie
'73 Swinger
5.7 Hemi, 88mm turbo, powerglide, cal-tracs & 8 3/4
Mega-Squirt EFI
[email]8.93@149
[/email]
Re: Small block cam recommendations for exhaust manifolds [Re: Dave_S] #1982102
01/02/16 04:31 PM
01/02/16 04:31 PM
Joined: Jan 2003
Posts: 3,103
Phila Pa
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scatpacktom Offline
master
scatpacktom  Offline
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Posts: 3,103
Phila Pa
I have that cam in a engine...I'm happy with it

Re: Small block cam recommendations for exhaust manifolds [Re: Dave_S] #1982170
01/02/16 06:48 PM
01/02/16 06:48 PM
Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
Dave_S Offline OP
enthusiast
Dave_S  Offline OP
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Joined: Jan 2003
Posts: 344
Burlington, Ontario Canada
Is it in the T/A or the Duster?...they both look like the run well!


Dave Stillie
'73 Swinger
5.7 Hemi, 88mm turbo, powerglide, cal-tracs & 8 3/4
Mega-Squirt EFI
[email]8.93@149
[/email]
Re: Small block cam recommendations for exhaust manifolds [Re: Dave_S] #1982213
01/02/16 08:07 PM
01/02/16 08:07 PM
Joined: Jan 2003
Posts: 3,103
Phila Pa
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scatpacktom Offline
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scatpacktom  Offline
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Phila Pa
Actually in my 72 Cuda.If I recall it went 14.2s or so

Last edited by scatpacktom; 01/02/16 08:09 PM.
Re: Small block cam recommendations for exhaust manifolds [Re: Dave_S] #1982351
01/02/16 11:11 PM
01/02/16 11:11 PM
Joined: Jan 2003
Posts: 5,443
Indiana
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YO7_A66 Offline
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Indiana
Back when Scott Brown picked the cam in my signature, I was running the 340 HP manifolds on my combo with a 3500 converter and 3:55's. He chose to keep the duration at 226 with the 112 CL. It worked excellent with the HP manifolds!


1970 YO7 A66 [Canadian Export] F8 Challenger
340 (Currently in shop for stroker assy.)
Re: Small block cam recommendations for exhaust manifolds [Re: Dave_S] #1986281
01/08/16 02:28 PM
01/08/16 02:28 PM
Joined: Mar 2005
Posts: 792
Earth
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Rob C Offline
super stock
Rob C  Offline
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Joined: Mar 2005
Posts: 792
Earth
I would start with a split cam with 8* more on the exhaust. The intake duration is dictate the rpm band. A 114 is a real smooth idle, 112 is a good idle, 110 has the muscle car chop. 108 starts to sound nasty.

I used a Crane 272-284 (216/228 @ .050) .454-/480-112 that was very friendly for a driver with a 904 & 3.23's on a stock tire. The car also had headers into a 2-1/2 exhaust. It delivered nice power and mileage. It should power the 340 in your car to mid 14's. This maybe to mello for you?
IIRC, the RPM range was 1200 - 5500.

that MP cam is the upgraded 340 cam. Nice performer for sure.







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