Re: [BaadAssGremlins] Re: 401 street motor final dyno results!
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [BaadAssGremlins] Re: 401 street motor final dyno results!



401 .020 over custom forged ross racing pistons, 27cc dish 1/16 racing ring package, full floating .927 chebby wristpins stock rods resized, magged and deburred, ARP rod bolts, deck of block milled .010 pistons stick up +.005 with ROL .045 gasket =.040 quench. ARP main studs installed and then mains line bored, cam is a solid custom made by camcrafters, dur at .050 is 254 260 with very agressive ramps and lift is 570, cam is degreed in at 106.5 center line. Rollmaster 9 Key billit timming set. cam bolt head was tig brased and turned down on lathe then polished to a mirror finnish to keep possible cam walk in check. Heads are Hreman Lewis racing aluminum 2.1 iontake and 1.625 exh. Extensive rework ported to flow 323cfm @700 lift. (90 hrs labor into heads) Yella Terra shaft roller rockers, Custon headbolts, block drilled and tapped for extra head bolts also.  Intake reworked and ported HLR intake, Barry Grant Demon 850 carb, MSD ignition, Hooker 1 3/4" supercomps port matched and ceramic coated.
 Lat me know if I left out anything or if you have any questions.
Davis

djdaveinpa <djdave@xxxxxxxxxxx> wrote:
Killer numbers,
Please, as a reference, let us know exactly what is in your
powerplant. I know it will be a long list, but a good one.

--- In BaadAssGremlins@yahoogroups.com, "Davis" <martin-davis@...> wrote:
>
> WELL yesterday was lots of work I had my 22Month old son with me and
> he wanted to help all day! He was happy reading car carft and hotrod
> and playing with his toy gremlins 8-)
>
> Ok so some results.
> I didn't have time to do all the testing I wanted but this is what
> we did test.
> started out with the shop 800 cfm holley, 1" tapered spacer, indy
> intake, hooker 17/8 supercomps. Timming was set at 34 deg total 520
> HP @ 6000 and 488.8 ftlbs tq @ 5100
>
> Swapped on the demon 850 and the jets were way fat. Did some mini
> pulls to dial in the carb. Bumped the timming to 37 deg total and
> jets were P87 S97 made a full pull
> 523 HP @ 6200 484 FT TQ @ 5200
>
> Made another full pull to 6500 rpms dropped the timming to 36 deg
> this time 527HP @6500 486.3 Ftlbs TQ @ 4800
>
> dropped the jets to P85 S96 529HP @ 6300 486.8 Ftlbs TQ @ 5200
> Gettin close to 530 Dave!!!
>
> SO that was the best we got with the Indy intake that was only
> gasket matched.
>
> Now for the HLR intake that was port matched to the heads.
>
> Herman Lewis intake with no carb spacer( intake is huge) all else
> same
> top HP was [size=20]532[/size] @ 6500 being over 530 from 6200 TQ
> was 488.8 @4800 RPMs NOW I AM REALLY STOKED! ;D
>
> Next pull we tried a 4 hole 1" spacer and it lost a slight bit of
> TQ and HP was 532 @ 6400 so spacer was taken off.
> It was now about 3pm and time for the last pull. Swapped on my
> coated hooker 13/4 supercomps and broke in the coating.
>
> Gained TQ right where I needed it. 500 Ftlbs TQ @ 4800 RPMS :o and
> lost verry little HP on top 529 @ 6400 and 6500 RPMs ;D
> So the over all best combo was the 13/4 hookers and the HLR intake.
>
> It was a long time building with countless hours custom fitting
> the "bolt on" parts But Boy was it wort it! Can't wait to make a
> pass and find out how bad my suspension really sucks LOL
>
> Hope this helps anyone looking to build a killer street motor.
> Davis Martin
> Amc Team
> O ya here is a pic
> http://i110.photobucket.com/albums/n91/Gremlinxguy/100_0508.jpg
>


__._,_.___


SPONSORED LINKS
Automotive advertising Automotive lifts Automotive dealer new car

Your email settings: Individual Email|Traditional
Change settings via the Web (Yahoo! ID required)
Change settings via email: Switch delivery to Daily Digest | Switch to Fully Featured
Visit Your Group | Yahoo! Groups Terms of Use | Unsubscribe

__,_._,___

Home Back to the Home of the AMC Gremlin 


This site contains affiliate links for which we may be compensated