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Drag racers
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Topic: Drag racers (Read 14063 times)
acefoxx
Registered Users
Posts: 136
84 SierraClassic stepside/85 K5 Blazer
Drag racers
«
on:
December 22, 2010, 05:38:09 am »
Does anyone else hit the strip on the weekends. I am curious as to what your running and how your running it. Before I upgraded to the solid roller cam I had the hydrolic flat EDL RPM series cam and stock suspension I was running 12.99 in the quarter mile. I have made some weight transfer adjustments and put in a 4 link. I hope to have her back racing and in the solid 12's or even 11's this spring.
406ci sb
TCI Street fighter TH350 trans
EDL RPM alum Heads
EDL RPM Air gap intake
Cam Style Mechanical roller tappet
Basic Operating RPM Range 2,500-6,500
Intake Duration at 050 inch Lift 236
Exhaust Duration at 050 inch Lift 236
Duration at 050 inch Lift 236 int./236 exh.
Advertised Intake Duration 280
Advertised Exhaust Duration 280
Valve Lift with Factory Rocker Arm Ratio 0.550 int./0.550 exh.
Lobe Separation (degrees) 110
What do you have?
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'84 GMC SierraClassic/'85 K5 Blazer Silverado
http://acefoxx.com
greg1984GMC
Newbie
Posts: 32
Re: Drag racers
«
Reply #1 on:
December 22, 2010, 10:59:56 pm »
Not truck related but----
Have not raced in many years. Back in the 70s - 80s I used to race a 67 Plymouth 440 GTX.
and a 71 Dodge 340 Demon. I still do some work for some drag racers. in fact, Larry Morgan's
prostock trailer is in the shop right now for some repairs.
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Live to Ride-----Ride to live.
zieg85
Global Moderator
Senior Member
Posts: 7600
Re: Drag racers
«
Reply #2 on:
December 23, 2010, 07:17:26 pm »
HAULIN IT is a racer but hasn't been on in a couple of days, I am sure he'll respond...
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Carl
1985 C20 Scottsdale 7.4L 4 speed 3.21
1986 C10 under construction
https://www.facebook.com/groups/248658382003506/
hookedonjuice
Newbie
Posts: 34
Re: Drag racers
«
Reply #3 on:
December 23, 2010, 08:20:13 pm »
well i am in the process of frame off restoration right now and will be back racing in march. i was running a 7.49 in the 1/8th mile with a 350 bored .060 over and a 200 shot if NOS. going with a new motor this time with a little more power. still going to be street legal aslo
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1973 C-10 stepside
acefoxx
Registered Users
Posts: 136
84 SierraClassic stepside/85 K5 Blazer
Re: Drag racers
«
Reply #4 on:
December 23, 2010, 10:02:31 pm »
Nice. I haven't touched the joice yet. Here are my best time slips.
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'84 GMC SierraClassic/'85 K5 Blazer Silverado
http://acefoxx.com
team39763
Senior Member
Posts: 1194
Re: Drag racers
«
Reply #5 on:
December 24, 2010, 12:37:00 am »
My last trip to the local dragstrip(airstrip) was a disaster. I got my tail handed to me by a couple fast cars(347 stang on a 200+shot and a H/C/I LS1 Camaro). I had a bunch of issues though. My truck pretty much turned off at the light(bogged nasty) and once I hit third gear it wouldn't rev any higher. Turns out I had a bug in the carburetor and water in the fuel cell.
You had a pretty nice 60ft there Acefoxx. When I ran 12.8, I had a 2.1 or 2.2 60ft and 8.3 1/8mile. Are you running slicks or street tires?
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acefoxx
Registered Users
Posts: 136
84 SierraClassic stepside/85 K5 Blazer
Re: Drag racers
«
Reply #6 on:
December 24, 2010, 01:08:05 am »
Those were BFG drag radials, street legal. I will be switching to slicks this year. I found a matching set of rims that are 10". How lucky was that? $60 at a swap meet.
«
Last Edit: December 24, 2010, 01:16:25 am by acefoxx
»
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'84 GMC SierraClassic/'85 K5 Blazer Silverado
http://acefoxx.com
team39763
Senior Member
Posts: 1194
Re: Drag racers
«
Reply #7 on:
December 24, 2010, 01:35:44 am »
Dang! You got real lucky. Your truck is running some good ET's for being such a mild combo.
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acefoxx
Registered Users
Posts: 136
84 SierraClassic stepside/85 K5 Blazer
Re: Drag racers
«
Reply #8 on:
December 24, 2010, 03:47:22 am »
thanks, I'm expecting to be in the mid to low 12's this year, maybe even the 11's. I don't really want to go much faster cause I like the streetability of it. And the faster you go the more expensive the repairs. That snd I don't want to put a cage in my cab.
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'84 GMC SierraClassic/'85 K5 Blazer Silverado
http://acefoxx.com
fitz
Senior Member
Posts: 2086
Re: Drag racers
«
Reply #9 on:
December 24, 2010, 12:22:49 pm »
At 12.977/12.970 your doing great behind the wheel, very consistant.
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team39763
Senior Member
Posts: 1194
Re: Drag racers
«
Reply #10 on:
February 19, 2011, 10:33:15 pm »
Anybody else been to the track lately? I got a buddy that put a 6.0L in his truck with a bigger cam and bigger carb than mine...I'd imagine it would be a bit faster than mine, so I'm looking forward to seeing his run the 1/4. I'm planning to hit up our local races in March to redeem myself.
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1979C20
Senior Member
Posts: 1659
Kyle Taulton.
Re: Drag racers
«
Reply #11 on:
February 19, 2011, 10:54:21 pm »
According to my gps speedo program on my phone, my truck in my description, bone stock 3/4 ton with a 350, I got 18.979s at 78mps 1/4mi.
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1979 SCLB C20 Q-jet 350 SM465 14b F.F. 4.10 G80
1989 GMC Suburban V2500 TBI350 TH400 4in lift 35's 14b SF
HAULIN IT
Senior Member
Posts: 1542
Re: Drag racers
«
Reply #12 on:
February 19, 2011, 11:04:41 pm »
Quote from: zieg85 on December 23, 2010, 07:17:26 pm
HAULIN IT is a racer but hasn't been on in a couple of days, I am sure he'll respond...
Sorry Ace, I didn't see this post before now...I was real busy with work, snow removal & other activities & wasn't on here for a bit.
The basic rundown of my engine is toward the bottom of page 1:
http://forum.73-87chevytrucks.com/smforum/index.php?topic=17883.msg142902#msg142902
The wife has gone a best of 11.82 @ 112 mph with a 1.54 60'. You can check out some of my other posts for the suspension, ect. details if you would like. Lorne
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team39763
Senior Member
Posts: 1194
Re: Drag racers
«
Reply #13 on:
February 19, 2011, 11:06:41 pm »
1979C20, that's not bad for what it is. I know some 1/2 ton trucks with more motor that can't run that. What about that 2500HD you got?...I bet that thing is fast.
«
Last Edit: February 19, 2011, 11:08:27 pm by team39763
»
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Irish_Alley
Tim
Senior Member
Posts: 13333
Family is not an important thing. It's everything.
Re: Drag racers
«
Reply #14 on:
February 19, 2011, 11:11:59 pm »
1979 what rpms are you running with that 465 and 4.10s at 50. i know in my 79 k20 with 38's i push 2k at 50. also my 94 with a 4.3 is doing about the same
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If you can’t tell yourself the truth, who can you tell it to?~Irish_Alley
When you have eliminated the impossible, whatever remains, however improbable, must be the truth ~Sherlock Holmes
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Drag racers