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[TECH] 3a dyno in and I am disappointed, sorta...
There is a hydro Drake head & cam FS on the Vortex:
http://forums.vwvortex.com/zerothread?id=1045816
This is a sick head not to mention unobtanium. I've read this head on an RD
block is good for 130hp or so.
--- Mike Potter <Potterman@parts4vws.com> wrote:
> All I can say is HEADWORK....HEADWORK.......HEADWORK! Do a Port & polish &
> it will come alive. My 1780 RD motor with a 276 cam does 112 to the
> wheels....has plenty of headwork done.
>
> Mine has
> RD motor, Stock pistons, Rebuilt 12 years ago has 80k on it
> Rd head(hydro) with a LOT of headwork, 276 Cam, stock GTI valves
> Eurosport Tri-y header, Eurosport 2.25 exhaust(had the same
> manifold/downpipe you had without much difference in the #'s...just gave me
> more top end pull.)
> 6.5 lb flywheel
> Knock box & lambda like yours...
>
>
> Coming soon a 2008cc 3A 8v With some insane headwork & 288 cam.
>
> Mike Potter
> Virtual World Parts Inc.
> Sales@parts4vws.com
> 909-694-8600x103
> 888-389-7278x103
>
> -----Original Message-----
> From: scirocco-l-bounces@scirocco.org
> [mailto:scirocco-l-bounces@scirocco.org]On Behalf Of ATS - Patrick
> Bureau
> Sent: Wednesday, October 01, 2003 1:02 PM
> To: _Scirocco Mailing List
> Subject: [TECH] 3a dyno in and I am disappointed, sorta...
> Importance: High
>
>
> alright after all my work here is the results I got for my 8v....
>
> Best run 97.9HP @ 5200 RPM with 118.9 ft torque @ 3100 RPM, dwell set at 60'
> and timing at 14' idle, 28' @ 3000 rpm.
> Worst paladin7run 93.9HP @5200 RPM with 116.3FT torque @ 2800 RPM, dwell set
> at 45' and timing at 8' idle, 23' @ 3000 rpm.
>
> Now I will list my mods to the engine so we can compare apples with apples
> and maybe someone can post me their setup and I can figure out where I am
> loosing/needing to concentrate my next series of mods/effort to gain more
> out of this 8v.
>
> 3a block, oem specs pistons, rebuild 7K miles ago
> JH head with no mods on it
> 4-2 manifold, 2-3 eurosport downpipe, to high-flow cat to 2" eurosport cat
> back.
> G grind Cam
> 8lbs flywheel
> scirocco 16v knock sensor and box (cis-lambda + knock)
> 16v air box intake
> OEM scirocco 85 fuel delivery pump and injectors.
>
> Things to consider;
>
> JH engine = 75HP(NET) @ 5500 RPM with 100 ft Torque @ 3000 RPM
> 3a engine = 108 (NET) @ 5300 RPM with 121 ft Torque @ 3200 RPM
>
> dyno link ->
> <http://www.longcoeur.com/scirocco/various/dyno/dyno%5Fatsgtx01%2EJPG>
>
> So basically I am in between them two engines... any thoughts ? and if you
> have a dyno image I would like to have them please...(with mods) so I know
> where to seek improvements
>
> ATS - Patrick Bureau - txrocco@sbcglobal.net
> ----------------------------------------------
> MSN:ATSGTX@hotmail.com |YAHOO:ATSGTX@yahoo.com
> ICQ:32918816 |AIM:Texasscirocco
> ----------------------------------------------
>
>
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