no they are comp engineering's
most other parts are made in house
>From: "greg conner" <dodgeboy93@hotmail.com>
>Reply-To: dakota-truck@dakota-truck.net
>To: dakota-truck@dakota-truck.net
>Subject: RE: DML: RE: 318 vs 390 power
>Date: Thu, 16 Dec 2004 14:53:34 -0500
>
>
>Those custom, one-off, made in house slide-a-links?
>
>=P
>
>
>
>Greg Conner
>1996 RC
>3.9 hybrid
>
>
>
>
>>From: "Chad Evans" <hemidak@msn.com>
>>Reply-To: dakota-truck@dakota-truck.net
>>To: dakota-truck@dakota-truck.net
>>Subject: RE: DML: RE: 318 vs 390 power
>>Date: Thu, 16 Dec 2004 12:24:18 -0600
>>
>>
>>He builds custom dakota r/t's if you must know. Custom as in one-off
>>parts. Not some parts from a catalog. Builds 99%(close to it anyway) of
>>the parts in house.
>>
>>His R/T that ran 12.7's was on slicks and using slide-a links. That was a
>>mild 408 that is driven on the street.
>>
>>
>>>From: "greg conner" <dodgeboy93@hotmail.com>
>>>Reply-To: dakota-truck@dakota-truck.net
>>>To: dakota-truck@dakota-truck.net
>>>Subject: RE: DML: RE: 318 vs 390 power
>>>Date: Thu, 16 Dec 2004 09:38:24 -0500
>>>
>>>
>>>rut roh... super secret dakota project man...
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>>From: "Chad Evans" <hemidak@msn.com>
>>>>Reply-To: dakota-truck@dakota-truck.net
>>>>To: dakota-truck@dakota-truck.net
>>>>Subject: RE: DML: RE: 318 vs 390 power
>>>>Date: Thu, 16 Dec 2004 01:33:32 -0600
>>>>
>>>>
>>>>My boss's r/t 408 runs 12.7's N/A
>>>>
>>>>>From: "RayB" <bpracing@worldnet.att.net>
>>>>>Reply-To: dakota-truck@dakota-truck.net
>>>>>To: <dakota-truck@dakota-truck.net>
>>>>>Subject: DML: RE: 318 vs 390 power
>>>>>Date: Thu, 16 Dec 2004 02:22:54 -0500
>>>>>
>>>>>
>>>>>All things being equal, more cubes + longer stroke = more power...but
>>>>>most
>>>>>importantly for a daily driver, more torque. If you're not going to
>>>>>race
>>>>>this thing then build whichever engine for torque instead of high rpm
>>>>>power.
>>>>>Consider your driving habits and if you seldom have the room to wind it
>>>>>out
>>>>>through the gears, you will be much happier with lower rpm torque.
>>>>>
>>>>>You didn't mention what gear ratio you have but something in the 3.90 -
>>>>>4.30
>>>>>range will also get you moving a lot quicker. A 2400 stall converter
>>>>>would
>>>>>also be nice.
>>>>>
>>>>>I can give you a couple pieces of advice from personal experience.
>>>>>That RT
>>>>>cam you have is no great improvement even in a 318 (too mild). The RT
>>>>>heads are gonna hurt a 318 and are unnecessary even on a 390 if your
>>>>>goal is
>>>>>low to mid range torque. You can do much better with a mildly ported
>>>>>stock
>>>>>head with 1.97 intake valves for a lot less money. The RT heads simply
>>>>>have
>>>>>ports too large for a relatively low rpm street engine. I've
>>>>>encountered
>>>>>several 360 and 408 Daks that can't come close to the performance of my
>>>>>318.
>>>>>Check it out at the dragtruk link in my sig. It's all in the
>>>>>combination
>>>>>and bigger done wrong isn't always better.
>>>>>
>>>>>Whichever engine you ultimately decide to build, it would be wise to
>>>>>discuss
>>>>>your combination and goals with a cam manufacturer (not just a vendor)
>>>>>before choosing the cam and rocker ratio. As for superchargers...I
>>>>>have a
>>>>>friend with a Vortec blown 318 that runs mid-12's @ 110 and it's also
>>>>>awesome on the street. HTH.
>>>>>
>>>>>RayB
>>>>>http://www.dragtruk.com/ENTRIES/20KM1FD2KWBP.html
>>>>>
>>>>>
>>>>> > -----Original Message-----
>>>>> > From: kvmac45@comcast.net
>>>>> >
>>>>> > Question on power. I am in the process of accumulating parts for
>>>>> > an eventual
>>>>> > engine rebuild/swap for my 92. Have the current mods that will be
>>>>> > on the new
>>>>> > engine.
>>>>> >
>>>>> > M1
>>>>> > MSD6AL
>>>>> > Blaster SS coil
>>>>> > K&N filter
>>>>> > March underdrive pulleys
>>>>> > Thorley headers
>>>>> > Ported/polished TB - 50mm
>>>>> > Electric fan conversion
>>>>> > Mopar PCM
>>>>> >
>>>>> > I also have the Mopar RT cam 5249549
>>>>> > 260/264dur/.458/.467lift. It is not currently in the truck. I figure
>>>>>it is
>>>>> > probably too small for a 390, but will work great in a 318 with my
>>>>>current
>>>>> > mods. Reason I got it was the price - dirt cheap. I bought it
>>>>> > before the 390
>>>>> > bug hit. Also have a set of 1.7 Crower rockers that are waiting
>>>>> > until I get the
>>>>> > heads.
>>>>> >
>>>>> > I will be getting a set of RT heads regardless of what engine I
>>>>>ultimately
>>>>> > decide to put in. I figure 1.92 for the 318, or 2.02 for the 390.
>>>>> >
>>>>> > Just how much of a power difference will I see in a 390 vs. a
>>>>> > strong running
>>>>> > 318 with the above mods, including the cam and heads? Trying to
>>>>> > decide if it is
>>>>> > really going to be worth the extra expense to get the parts for a
>>>>> > stroker. This
>>>>> > is my daily driver, so downtime is limited to weekends only. As a
>>>>> > result I will
>>>>> > be building up the engine on the side, then performing the swap
>>>>> > when it is all
>>>>> > ready to go. This is not a drag project or anything like that. I
>>>>>have 190k
>>>>> > miles on the engine, with no opportunity to get another vehicle
>>>>> > anytime soon,
>>>>> > except for a beater car, which I do not want to do.
>>>>> >
>>>>> > I know for the 390 I will need to get the block bored and
>>>>>clearanced, new
>>>>> > pistons and rings, connecting rods and a 4" crank. For my truck I
>>>>> > figure a 360
>>>>> > PCM and 21-24# injectors would be a good idea too. Probably bump
>>>>> > up to a 52mm
>>>>> > TB, and eventually one of the high flow Holley fuel pumps.
>>>>> >
>>>>> > Ultimately it may come down to money, but I want to give it a
>>>>> > shot if the gains
>>>>> > are going to be worth it. Of course, I could always go with the
>>>>> > 318 and then
>>>>> > throw a s/c on it later next year too.
>>>>> >
>>>>> > TIA, sorry for the long winded post.
>>>>>
>>>>
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