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09-15-2013, 11:27 PM | #1 |
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Re: 496 to be DYNO'D!
http://youtu.be/tyg1aDJ649U
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
09-15-2013, 11:30 PM | #2 |
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Re: 496 to be DYNO'D!
Little burnout....
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
09-15-2013, 11:42 PM | #3 |
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Re: 496 to be DYNO'D!
Sounds great!
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Power Steering Box Adapter Plates For Sale HERE Power Brake Booster Adapter Brackets For Sale '63-'66 HERE and '67-'72 HERE and '60-'62 HERE and "60-'62 with clutch HERE Rear Disc Brake Brackets For Sale. Impala SS calipers HERE Camaro Calipers HERE D52 Calipers HERE 6 Lug HERE Hydroboost Mounting Plates HERE |
09-15-2013, 11:49 PM | #4 |
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Re: 496 to be DYNO'D!
Thank you!
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
09-15-2013, 11:55 PM | #5 |
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Re: 496 to be DYNO'D!
Glad you got it home and doesn't even have to try for a burnout, very nice. My kind of motor
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1987 Green n Green machine. 5.0 4spd std. 7" lift w 35's. |
09-16-2013, 12:04 AM | #6 |
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Re: 496 to be DYNO'D!
We were running horrible timing in that video... Prolly 26 degrees. It is now locked at 35 degrees all the time, as per Mark @ Vortecpro's recommendation. Runs and responds much better!
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
09-16-2013, 12:18 AM | #7 |
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Re: 496 to be DYNO'D!
Ya, it looked pretty guttless, ...so that means you set yourself up for another Canadian burnout...oh ya.
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1987 Green n Green machine. 5.0 4spd std. 7" lift w 35's. |
09-16-2013, 12:26 AM | #8 |
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Re: 496 to be DYNO'D!
Tires aren't cheap! I'm just gonna putt around with it... Hahahahaha!
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
09-16-2013, 08:13 PM | #9 |
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Re: 496 to be DYNO'D!
Come onnn, just one more burnout with the new timing, it's your fault cause you were bragging it runs wayyy better with correct timing.
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1987 Green n Green machine. 5.0 4spd std. 7" lift w 35's. |
09-16-2013, 08:16 PM | #10 |
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Re: 496 to be DYNO'D!
Maybe this weekend.....!
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
09-16-2013, 08:18 PM | #11 |
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Re: 496 to be DYNO'D!
Had it sideways at 50mph today.... It was awesome! Anybody running Sportsman S/R's??? What psi are you running... I have 28 in mine but I think I'm not getting full tread to the ground....
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
09-16-2013, 10:22 PM | #12 |
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Re: 496 to be DYNO'D!
We run 22 in my buddy's 69 Nova, works on that car not sure on a truck but even though the truck weights more it is not in the box area for sure. Going out of town for work all week so will look forward to the weekend, hoping for more.
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1987 Green n Green machine. 5.0 4spd std. 7" lift w 35's. |
09-28-2013, 12:38 AM | #13 |
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Re: 496 to be DYNO'D!
I don't have anyone to do video of me driving the truck unfortunately!!! It pulls extremely hard though, breaks the 30x12's loose at 45mph, and gets 7mpg when I baby it... Couldn't be happier!!! Wont hit the track til next year... Getting body redone next month.. I will try to get some video before the snow flies here!
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
10-14-2013, 09:34 PM | #14 |
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Re: 496 to be DYNO'D!
Best time of the day. First time I have ever been on a drag strip! Pleased, but know I have some issues to work out... Not getting enough fuel on back half of track etc...
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
10-14-2013, 09:39 PM | #15 |
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Re: 496 to be DYNO'D!
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
10-14-2013, 09:44 PM | #16 |
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Re: 496 to be DYNO'D!
I wasn't getting any power at the top of 2nd gear. Rev limiter set at 6300 and would struggle to get past 6000 in second. Think I have some fuel supply issues... Track opens again at the end of April, hope to have slicks, drag shocks, and my fuel issue resolved by then!!! What a blast!
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
10-14-2013, 10:24 PM | #17 |
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Re: 496 to be DYNO'D!
Wow, nice run. You were out on the Camaro too. Hard work to make a heavy truck fast but seems to be a good start, lose some truck weight if you can, it makes a huge difference. Will be cool to see the diff when you get the issue's figured out.
Mudman.
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1987 Green n Green machine. 5.0 4spd std. 7" lift w 35's. |
10-14-2013, 10:35 PM | #18 |
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Re: 496 to be DYNO'D!
Hope to lose 120 lbs over winter, and 20 lbs myself!!! Lol!!!
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
10-15-2013, 12:02 AM | #19 |
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Re: 496 to be DYNO'D!
A 140lb weight saving is quite a difference, think 100lbs is a tenth of a second alone.
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1987 Green n Green machine. 5.0 4spd std. 7" lift w 35's. |
10-14-2013, 10:37 PM | #20 |
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Re: 496 to be DYNO'D!
I hope to push 118mph... Next year I hope to launch it from at least 2500...
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
10-14-2013, 11:55 PM | #21 |
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Re: 496 to be DYNO'D!
That's a good run IMO, especially for the first time out. Congrats.
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Power Steering Box Adapter Plates For Sale HERE Power Brake Booster Adapter Brackets For Sale '63-'66 HERE and '67-'72 HERE and '60-'62 HERE and "60-'62 with clutch HERE Rear Disc Brake Brackets For Sale. Impala SS calipers HERE Camaro Calipers HERE D52 Calipers HERE 6 Lug HERE Hydroboost Mounting Plates HERE |
10-14-2013, 11:59 PM | #22 |
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Re: 496 to be DYNO'D!
Thank you! It was a rush!
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
10-15-2013, 01:30 PM | #23 |
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Re: 496 to be DYNO'D!
Nice first pass. 118mph should be enough to go mid/low 11's
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------Motor---------------Bottle 60'---1.53---------------1.41 1/8---6.58 @ 105.92----5.87 @ 118.41 1/4---10.38 @ 126.97----9.24 @ 142.49 |
10-18-2013, 08:28 PM | #24 |
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Re: 496 to be DYNO'D!
What fuel pump are you running? I'm running an almost identical motor. Did you run a cstraub hyd roller? I've talked to mark and thats what he recommended for me. The guys over on chevelle.com are getting nasty horse power out of the afr heads! My dad said I was stupid for spending that much money on them. Can't wait to get it finished up! I really want to put him in his place. Also, what stall and trans are you running? IE, manual valve body etc..?
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10-19-2013, 11:10 PM | #25 |
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Re: 496 to be DYNO'D!
Holley 12-454-? 170gph. I dunno if Mark got the cam from cstraub. He has been using this cam in this motor for quite a while... He told me a couple months back that the identical engine to mine with more refining is making upwards of 725 now... Mark is always trying to make better power, and is obviously very successful!
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82 GMC High Sierra VortecPro 496 12 Bolt, 3.42's AFR 265 Holley 850 Performer RPM Air Gap Hooker 2455's TCI Turbo 400 Super Street Fighter TRRC 12 Bolt Eaton Posi Mark Williams Axles Cal-Tracs Hoosier 30x10.5 Radial Slick Full weight long box pickup Current best- 11.33@117mph |
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