Re: Re: M1 dyno verified Hp #s on a 360& observations(rev limiter)

From: Bill Arthur (sst_ram@hotmail.com)
Date: Sun Nov 07 1999 - 00:44:46 EST


So, how are you guys getting over the rev limiter? Just wondering

Bill Arthur
'97 Ram SS/T

>From: "Aaron" <acolona@i-55.com>
>Reply-To: dakota-truck@buffnet.net
>To: <dakota-truck@buffnet.net>
>Subject: DML: Re: M1 dyno verified Hp #s on a 360& observations
>Date: Wed, 27 Oct 1999 17:37:35 -0500
>
>I am installing a 500 lift custom ground cam in my 318. I can't find my
>stupid spec sheet so I can't tell you the duration just this minute. It is
>supposed to pull just over 6000, so do you think I would benefit from this
>intake?
>
>
>
>
>----- Original Message -----
>From: <TommFern@aol.com>
>To: <dakota-truck@buffnet.net>
>Sent: Wednesday, October 27, 1999 4:03 PM
>Subject: DML: M1 dyno verified Hp #s on a 360& observations
>
>
> > I got some good tidbits of info from my buddy in Houston who has a
>dak.
>He
> > runs the crate motor shortblock ($1200) with 10.5 to1 compr. with Hughes
> > stage 2 heads(265/210 flow #s @.50). Cam=218/224 dur @ .50 with
>.512/.522
> > lift.,1.6RRs, Doug Thor. headers, single 3 " exhaust,no cat,MP
>comp,stock
>t
> > body!
> > Intake: EXTRUDED HONED stocker= 300 RWHP, 355TQ
> > : M1 intake with same mods= 330RWHP, 380TQ * HP remained at
>330
> > to
> > 6600RPM!
> > Observations:
> > This intake clearly loves compression and cubes. I ran it on
>my
>318
> > with adequate results, but when I put it on my built 360 with 10.5to1
>comp.
> > Wow! It pulls very hard. In fact, I can't put it to the floor until past
> > 45mph or I'll smoke em. I also noticed much less drop in TQ with the
>360
>in
> > low rpms. I theorize that the compression and cubes really aides in port
> > velocity at low rpms.
> > My big problem with the M1 on a dak is the computer. To REALLY
>take
> > advantage of the M1 you need a cam matched to it. The problem is
>supposedly
> > the computer won't accept the duration the M1 needs,(like a 235-245 dur
> > @.50) There's a reason why the low compr, stock magnum headed crate
>motor
> > makes "380 hp". Its the cam.( actually most say it makes 400+ once
>broken
>in
> > and tuned)
> > The relatively small cams made for daks will start to run out of
> > breath just as the intake is really starting to get going! A classic
> > mismatch. I know some of you guys are going to say,yea, but look at the
> > increases. My answer would be because the stocker is sooo bad and the
>M1
>so
> > good. I believe, you haven't seen anything yet until someone puts a
>real
> > cam behind it. In fact, that's just what I'm going to do over the
>winter.
>I
> > want to see for myself how far I can push the computer in terms of cam
> > duration. My other buudy,Jason, on the dragtruk page, runs a 230
>duration
> > without any trouble. I'm going to try in the 235 area.
> > Tom(11s dak)
> >
>

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