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#1
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535 turbo dyno day results
well my 535 pontiac made right what i hoped for n.a. it made 579 hp and 609 tq on a quickie tune i'm sure we could have gotten over 600 if we would have spent more time but that was good enough for a base line n.a. i know it doesnt sound like a ton for a 535 but remember it is setup for a turbo. 8.5 compression and lots of duration that kills cylinder pressure. had some troubles getting the boost to come up but once we figured out the problem , holy ****!
it made 749 hp and 943 tq at 12 psi. with some more timing we got the tq to 1043 and hp to 882. then we added some more boost. at 15 psi it made 961 hp and 1149 tq. ****! how am i gonna hook that? i want to give thanks to frank and bob, kevin , marcel and dave, and turbo dave for all the good parts and help. and to all the py guys for the input and nice comments 83 mm garrett 535 all pontiac shortblock sd performance 330 cfm e heads and cut down victor intake csu prepped 750 blow thru for e 85 comp cams 600 lift .272 int. .280exh. @ .050 solid roller crower roller lifters 12 psi first good pull http://www.youtube.com/watch?v=FIeI_toYXws 15 psi best pull i was holding my breath lol http://www.youtube.com/watch?v=oQOH3MCqBSE oh yeah and tom vaught wins the award for the closest hp guess. well its not really a guess when you know how to figure it out lol.
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-Rob 67 LE MANS in pieces... 68 gto 84 grand prix twin turbo 496 pontiac 25.3 cage |
#2
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AWESOME!!
You know there is alot more in that combo...but like you say, how yagonna hook it?
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DOC'S TA Turbo 535, CV 1 heads. Built by Cerralli Competition Engines Tenth Anniversary (Van Nuys) restored. Tenth Anniversary Barn Find (Norwood) Both 4 speeds! |
#3
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that is great!!! man good luck gettin it to the ground. whats the rest of the car like? is it set up to handle that kind of power?
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#4
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nice numbers...what trans, rear gear and tire will you be using?
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#5
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Wow, sounds awesome!
Turbo power.
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John Wallace - johnta1 Pontiac Power RULES !!! www.wallaceracing.com Winner of Top Class at Pontiac Nationals, 2004 Cordova Winner of Quick 16 At Ames 2004 Pontiac Tripower Nats KRE's MR-1 - 1st 5 second Pontiac block ever! "Every man has a right to his own opinion, but no man has a right to be wrong in his facts." "People demand freedom of speech to make up for the freedom of thought which they avoid." – Socrates |
#6
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Very nice!! How was the fuel curve?
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#7
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Great job!!!
how much total timing did you end up with at the 15# of boost and A/F numbers at max power. i think you and i are the only ones with E-85 and boost with a pontiac right now. thanks, brad
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1973 ventura pump gas street car -NA-10.68@126.6mph/ N2O-9.97@136.6, 3645# 1968 procharged firebird 5.66@123mph 1/8mile-F-2(22#boost), CSU E-85 carb, 477 IA2, 315cfm Butler E-heads, and factory suspension, 3580#. 939RWHP@25#boost thanks to Butler Performance, CSU carbs, and All Pontiac. |
#8
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only changed .5 from 3800 to 5600 rpm 11.5 to 11.0 only jetted up 3 sizes from where it was
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-Rob 67 LE MANS in pieces... 68 gto 84 grand prix twin turbo 496 pontiac 25.3 cage |
#9
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Quote:
and 11.5 @ 1152 tq @ 3800 rpm
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-Rob 67 LE MANS in pieces... 68 gto 84 grand prix twin turbo 496 pontiac 25.3 cage |
#10
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thanks Rob,
on how to hook it, you better get a msd digital box to control the timing, and good luck! that is a ton of HP and torque in the low rpms, better have a stout converter too. mine made 939RWHP and who know the RWTQ, i went back to the dyno guy and he said the 1250TQ couldn't be right and tried some diff. software, and it showed only 850TQ. i was only at 18.2*timing at full boost of 24#, tried 20* and hurt the head gaskets. this was with a boost retard setup, i am not going to use it this time as i am 100% sure it was doing what it was supossed to. best luck with you combo, are you going to be at Norwalk? Brad.
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1973 ventura pump gas street car -NA-10.68@126.6mph/ N2O-9.97@136.6, 3645# 1968 procharged firebird 5.66@123mph 1/8mile-F-2(22#boost), CSU E-85 carb, 477 IA2, 315cfm Butler E-heads, and factory suspension, 3580#. 939RWHP@25#boost thanks to Butler Performance, CSU carbs, and All Pontiac. |
#11
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Congrats!! Looks like you are going to have a fun summer! I like the numbers at low rpm's. The car will be a handfull to drive, but thats what its all about!
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#12
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Damn! I love Turbo 535's! I can't wait wait!, Good job!
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D.S.R.E. Your NW Pontiac Street/Strip Engine Builder, Specializing in Cylinder Head,Intake Manifold,and Exhaust Manifold Porting services and Building the Most Efficient stock rebuilds to Hi HP Pump Gas and Race Combinations for Pontiac,Buicks,Olds,FE Fords,385 Series and HP Gen 3 and 4 LS engines! 2006 silvy Z71 4X4,383 LS 600+hp NA Shared Toy-66 Lemans 470cid by me 537hp 580tq-manifolds, 570hp 590tq-2"headers,custom cam,rpm intake, mild e-heads, Looks stock ;-} |
#13
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Awesome I love the exitement in the video. You got yourself a handfull there. Congrats.
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#14
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Very nice! You have to be proud of that.
One question though. The oil pressure on the second video was strange. Pressure was way up at around 90 psi at 2K RPM and then started dropping during the pull and the operator didn't abort? Maybee I'm looking at the wrong value on the screen? Hope it's not wounded. Brian
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Brian Rock '65 GTO - Pump gas 496" IA2 w/ High Ports, 200-4R trans, 3.73 gears, 275 Hoosier radials, and 3925 lbs. 9.88 @ 134 N/A on Cali 91 octane. http://www.youtube.com/watch?v=NJEIY5OJ68g |
#15
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That's insane.
Better stock up on Drag radials. |
#16
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that should be a grin maker in the car.
just think what it would make with a 88mm.
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'78 Ford Fairmont 526ci pontiac; true 10.5 tires and stock suspension. 5.14 @140.5 w/nos; 8.86@151 all motor.8.17@172 1/4 mile w/nos |
#17
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Awesome. Have fun with that. Time for a tub and 4 link?
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68 Firebird Are you running with the wind or breaking it? |
#18
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Thats a good start - but seems like that carb is way small -- just my opinion -- and BTW - Neil Chance makes great convertors for turbo cars - call turbo people in NY and they will get yo set up
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#19
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Awesome!
You were running E85 correct? If so, how did you tune the wideband for E85? Or is it the same as Gas?
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************************************* 463 SRP .035 Pistons, Eagle rods, N crank, Pump gas, Victor intake, Holley 850BT carb, 6H heads,TH400 w/T-Break, Continental custom 3500 converter, 3.73 gears. TV7101 TURBO! |
#20
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__________________
John Wallace - johnta1 Pontiac Power RULES !!! www.wallaceracing.com Winner of Top Class at Pontiac Nationals, 2004 Cordova Winner of Quick 16 At Ames 2004 Pontiac Tripower Nats KRE's MR-1 - 1st 5 second Pontiac block ever! "Every man has a right to his own opinion, but no man has a right to be wrong in his facts." "People demand freedom of speech to make up for the freedom of thought which they avoid." – Socrates |
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