Pontiac - Race The next Level

          
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Old 03-21-2015, 01:44 PM
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Question what did it make?

468, EFI victor, ported, 1/2 spacer, KRE D Ports flowed 325 on tight bench, solid roller 265/270, net lift after lash, .725, .703.. 110 LSA, at 106. 1050 Dom. Hedman 1 7/8 headers. 11.1 comp, 91 octane.

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74 Grandville 2Dr 455 c.i 4550#
2011 1.60 60 ft,[email protected]@117.74


2017, 74 firebird -3600 lbs (all bests) 1.33 60 ft, [email protected] [email protected]
M/T 275/60 ET SS Drag Radial

2024(Pontiac 505) 1.25 60 ft, [email protected], [email protected].... 275/60 Radial Pro's
  #2  
Old 03-21-2015, 01:49 PM
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670 HP

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Old 03-21-2015, 01:54 PM
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685 HP

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67 Firebird 467 cubic inches 7.71 @ 92 in the 1/8 and 11.69 @ 115 in the 1/4.
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Old 03-21-2015, 02:16 PM
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651hp, 597tq

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Old 03-21-2015, 05:07 PM
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705

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Old 03-21-2015, 05:16 PM
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658HP

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2023 Best ET Slip
60’ 1.224
330 3.186
1/8 4.784
MPH 152.07
1000 6.175
ET 7.347
MPH 189.92
Weight 3650

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Old 03-21-2015, 05:40 PM
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640 hp

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IAIIA 520/pump gas/SD 325 E-heads/266-272 SR cam/1050 Dominator/3.73/ET Street Radial Pro/3300lbs/1.35 60'/[email protected]/[email protected]

Hot Rod Drag Week finishing averages:
2014 - 11.12 @ 118.56
2015 - 10.84 @ 124.97
2016 - 10.56 @ 127.88
2017 - 10.29 @ 130.74
2018 - 10.29 @ 130.53
2019 - 10.16 @ 132.34
2021 - 10.09 @ 132.69 - Quickest Pontiac
2022 - 10.13 @ 133.07
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Old 03-21-2015, 06:42 PM
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625

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frittering and wasting the hours in an off hand way....



1969 GTO, 455ci, 230/236 Pontiac Dude's "Butcher Special" Comp hyd roller cam with Crower HIPPO solid roller lifters, Q-jet, Edelbrock P4B-QJ, Doug's headers, ported 6X-8 (97cc) heads, TKO600, 3.73 geared Eaton Tru-Trac 8.5", hydroboost, rear disc brakes......and my greatest mechanical feat....a new heater core.
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Old 03-21-2015, 07:17 PM
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680 hp, 610 tq

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Old 03-21-2015, 08:01 PM
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650hp. Come on spill the beans already.

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Old 03-21-2015, 08:17 PM
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Some of you know already! Lol..

651 @6500
597 @ 4900
26 total!
600 avg HP
570 avg ft lbs

That was the tenth pull only and we stopped as motor was heat soaked, we kept it around 170 water temp and 150 oil I think it was, oil curve was flat!

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74 Grandville 2Dr 455 c.i 4550#
2011 1.60 60 ft,[email protected]@117.74


2017, 74 firebird -3600 lbs (all bests) 1.33 60 ft, [email protected] [email protected]
M/T 275/60 ET SS Drag Radial

2024(Pontiac 505) 1.25 60 ft, [email protected], [email protected].... 275/60 Radial Pro's
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Old 03-21-2015, 09:13 PM
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Nice!

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Old 03-21-2015, 09:44 PM
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Quote:
Originally Posted by grandville455 View Post
Some of you know already! Lol..

651 @6500
597 @ 4900
26 total!
600 avg HP
570 avg ft lbs

That was the tenth pull only and we stopped as motor was heat soaked, we kept it around 170 water temp and 150 oil I think it was, oil curve was flat!
Congrats, let us know how well it picked up!

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Old 03-22-2015, 12:54 AM
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Congrats!

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Old 03-22-2015, 06:12 AM
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Quote:
Originally Posted by grandville455 View Post
Some of you know already! Lol..

651 @6500
597 @ 4900
26 total!
600 avg HP
570 avg ft lbs

That was the tenth pull only and we stopped as motor was heat soaked, we kept it around 170 water temp and 150 oil I think it was, oil curve was flat!
Wow! Awsome! Congrats

You've come a long way baby!

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Last edited by shaker455; 03-22-2015 at 06:19 AM.
  #16  
Old 03-22-2015, 08:10 AM
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good job......that thing should get some pretty good fuel mileage, can anyone say a reverse LS swap?....but that is another story.

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  #17  
Old 03-22-2015, 08:52 AM
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Quote:
Originally Posted by grandville455 View Post
468, EFI victor, ported, 1/2 spacer, KRE D Ports flowed 325 on tight bench, solid roller 265/270, net lift after lash, .725, .703.. 110 LSA, at 106. 1050 Dom. Hedman 1 7/8 headers. 11.1 comp, 91 octane.
Can you post your pulls ?

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  #18  
Old 03-22-2015, 09:44 AM
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Here they are, one is the EGT sheet, The afr was not lean, we looked at the plugs.
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Darby
74 Grandville 2Dr 455 c.i 4550#
2011 1.60 60 ft,[email protected]@117.74


2017, 74 firebird -3600 lbs (all bests) 1.33 60 ft, [email protected] [email protected]
M/T 275/60 ET SS Drag Radial

2024(Pontiac 505) 1.25 60 ft, [email protected], [email protected].... 275/60 Radial Pro's
  #19  
Old 03-22-2015, 09:49 AM
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shaker455 shaker455 is offline
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Who's dyno was this?

Do you have the graph too?

I take it the AFR is not correct as you would have not made that kind of power.

Can you post your build so I can look your combo over?
Thanks

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Last edited by shaker455; 03-22-2015 at 09:56 AM.
  #20  
Old 03-22-2015, 09:51 AM
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Was more timing tried?

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