Re: Porting stock heads (Ray Block)

From: greg conner (dodgeboy93@hotmail.com)
Date: Tue Mar 25 2003 - 11:31:28 EST


what do they mean by reman gary? All the heads at yards here they want 150
a piece for. The ones I could get through marty he clled "red heads" which
were machined and had hardened seats pressed in, they wanted 300 a piece for
those.

Greg Conner
1996 RC
3.9 hybrid

>From: "Gary Hedlin" <ghedlin@theramp.net>
>Reply-To: dakota-truck@dakota-truck.net
>To: dakota-truck-moderator@bent.twistedbits.net
>Subject: Re: DML: Porting stock heads (Ray Block)
>Date: Tue, 25 Mar 2003 02:15:45 -0600
>
>BAAAHHH!!!
>
>It's not THAT hard! So far i'm battiing 2 for 2. My freind frank found a
>place selling remanufactured heads for the V6 for about $150 a set.
>Compared to the price of cores from a junk yard, the little bit more you
>pay
>is worth the agrivation saved going through cracked heads.
>
>Gary Hedlin
>President
>Hedlin Web Designs
>http://www.hedlin.net
>
>""Bernd D. Ratsch"" <bernd@texas.net> wrote in message
>news:001d01c2f224$4df5e420$030aa8c0@speedtweaks1...
> >
> > I don't doubt it's harder to find a set of non-cracked, stock
>heads...but
> > they are out there. (In reference to the junkyard hunting...heck, I
>went
> > through 7 cores before finding a good V6 block.) ;)
> >
> > - Bernd
> >
> > ----- Original Message -----
> > From: "greg conner" <dodgeboy93@hotmail.com>
> > To: <dakota-truck@dakota-truck.net>
> > Sent: Monday, March 24, 2003 10:34 AM
> > Subject: Re: DML: Porting stock heads (Ray Block)
> >
> >
> > >
> > > When I had a set of heads done for my v6... I probably went through 10
>v6
> > > heads to find a set of uncracked ones. They all cracked in the same
>spot,
> > > between the intake and exhaust seats. The firts set I got I ordered
>off
> > > ebay, didnt think to magnaflux them because I had never heard of this
> > > problem before. I set them to marty and they both were cracked. I
>then
> > > went to a few junkyards..and could see the cracks on the seats with
>the
> > > naked eye... probably looked at 6 heads that way. Marty even picked
>up
>a
> > > set of heads from a yard down by his shop for me and they were cracked
> > also.
> > > I do think it depends on the condition and use of the engine though.
> > When
> > > I pulled the heads off my 93 v6...that had over 110k miles on it but
> > regualr
> > > maintanance, the heads were not cracked. All the junk yard heads I
>saw
> > you
> > > could tell that they were most likely off fleet vehicles or work
>trucks
> > that
> > > had hard lifes... saw all the sludge build up around the springs and
> > carbon
> > > in the chambers.
> > >
> > > The point of all this?... I dont know...just felt like adding..hehe
> > >
> > >
> > >
> > > Greg Conner
> > > 1996 RC
> > > 3.9 hybrid
> > >
> > >
> > >
> > >
> > >
> > > >From: "Bernd D. Ratsch" <bernd@texas.net>
> > > >Reply-To: dakota-truck@dakota-truck.net
> > > >To: dakota-truck@dakota-truck.net
> > > >Subject: Re: DML: Porting stock heads (Ray Block)
> > > >Date: Mon, 24 Mar 2003 10:09:20 -0600
> > > >
> > > >
> > > >I agree with Bill on this...the stock heads are prone to cracking.
> > > >
> > > >However, finding a set of good stock Magnum heads isn't hard as their
>is
> > an
> > > >abundance of them from wrecking yards ('92+ 5.2/5.9L heads are the
>same)
> > or
> > > >from folks who have swapped out to the R/T heads and are selling them
> > > >either
> > > >personally or on eBay.
> > > >
> > > >Cost wise, it's cheaper to modify a good set of stock heads
>($450-$500
> > for
> > > >rework w/porting and gasket matching on the average)...but
>performance
> > > >wise,
> > > >the R/T heads will come out ahead when it boils down to all out
>high-end
> > > >performance.
> > > >
> > > >On Supercharged and/or large cubic-inch displacement applications,
> > > >definitely invest in a set of R/T heads.
> > > >
> > > >- Bernd
> > > >
> > > >----- Original Message -----
> > > >From: <B1LLYW@aol.com>
> > > >To: <aol@dakota-truck.net>
> > > >Sent: Monday, March 24, 2003 9:51 AM
> > > >Subject: Re: DML: Porting stock heads (Ray Block)
> > > >
> > > >
> > > > >
> > > > > In a message dated 3/24/2003 10:39:08 AM Eastern Standard Time,
> > > > > bpracing@worldnet.att.net writes:
> > > > >
> > > > >
> > > > > > You know, I've heard that but haven't seen any evidence to back
>it
> > up.
> > > >Have
> > > > > > you had 10 heads magnafluxed? I've just had 4 used, stock
>magnum
> > > >heads
> > > > > > magnafluxed for cracks and only one had a crack. It is small
>and
> > on
> > > >the
> > > > > > edge of one exhaust seat. The machine shop said it's easily
> > > >repairable.
> > > > > > That head was off a high mileage van that died an ugly death due
>to
> > > >lack
> > > >of
> > > > > > maintenance. (the oil pickup was totally blocked by sludge) :-(
> > > > > >
> > > > >
> > > > > I looked at a dozen stock heads when I was at KRC's shop in
>Florida.
> > > >They
> > > > > were all take-offs that Marty had replaced with R/T heads. Every
> > single
> > > >head
> > > > > had I saw, without exception, had cracks. He told me that
>virtually
> > > >everyone
> > > > > he pulls off, has cracks, usually between the seats.
> > > > >
> > > > > Here's a link a recent thread on dodgetrucks.org on the same
>subject.
> > > > >
> > > > > http://www.dodgetrucks.org/forums/viewtopic.php?t=21450&
> > > > > highlight=cracked+magnum+heads
> > > > >
> > > > > BTW Ray, I agree that the flow on the stock Magnum heads is
>decent,
>I
> > > >just
> > > > > wanted to point out what is a potential downside i.e. durability.
> > > > >
> > > > > Bill White - http://www.bionicdodge.com
> > > > >
> > > > > '02 Dakota QC 4x4, SLT +, 4.7, 5 spd, 3.92 LSD
> > > > > '95 Dakota CC 4x2, SLT, 318, 5 spd, 3.55 LSD
> > > > >
> > > >
> > > >
> > >
> > >
> > > _________________________________________________________________
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> >
>
>

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