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    Results 1 to 14 of 14
    1. #1
      Join Date
      Feb 2012
      Location
      Sasebo Japan
      Posts
      5
      Country Flag: United States

      If you had a Corvette...

      I picked up a NICE 73 Stingray garage find for cheap, brought it to my dad's, changed the plugs, fluids, and brakes then drove to the DMV then San Diego (560 miles)
      once there i daily drove it for a while until Uncle Sam decided he needed me in Japan. 2 years of mountain "touge" in a nissan 180sx got the turning bug in me. now i ask you this...
      If you has a 73 Corvette, what would you do with it? mods, engine, wheels, brakes, trans, gears, engine, L-88 fender flares and hood, anything



      right now it's mostly, stock t-top auto and a 350 sbc from someone's dirt track days and i removed the a/c compressor and smog pump
      i haven't been able to find a lot of reviews on after market stuff like the Sharkbite suspension from speed direct and 73 is kind of that forgotten year in the corvette world. thanks in advance, i know you guys will come through
      Name:  73 vette back.jpg
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Size:  24.5 KB Where i found it only under a car tarp
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Size:  46.0 KBAt my dad's garage
      Name:  mild carnage.jpg
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Size:  34.3 KBcell phone picture after washing it in San Diego


    2. #2
      Join Date
      Apr 2001
      Location
      The City of Fountains
      Posts
      16,117
      Country Flag: United States
      If you actually want to drive it, I would recommend doing a LSx/T56 swap. Even a 5.3L will make more power than that old 350 and the overdrive transmission will make highway driving easy. For a rear gear I would stay in the 3.42-3.90 range. What gear is in it now?

      As for suspension, I have no clue because I don't know Corvettes. I am sure others will chime in.

      Andrew
      1970 GTO Version 3.0
      1967 Cougar build
      GM High-Tech Performance feature
      My YouTube Channel Please Subscribe!
      Instagram @dr__efi
      I deliver what EFI promises.
      Remote Holley EFI tuning.
      Please get in touch if I can be of service.

      "You were the gun, your voice was the trigger, your bravery was the barrel, your eyes were the bullets." ~ Her

    3. #3
      Join Date
      Jun 2010
      Location
      Painted post NY
      Posts
      115
      Country Flag: United States
      Quote Originally Posted by andrewb70 View Post
      If you actually want to drive it, I would recommend doing a LSx/T56 swap. Even a 5.3L will make more power than that old 350 and the overdrive transmission will make highway driving easy. For a rear gear I would stay in the 3.42-3.90 range. What gear is in it now?

      As for suspension, I have no clue because I don't know Corvettes. I am sure others will chime in.

      Andrew
      I agree..LSX...lots of people have done it so you should be able to get lots of tips. LS1tech has a few people I know of who have done it to a C3.

      Here is a good site for some C3 conversion stuff...

      http://www.vetteworksonline.com/
      Leon Reed
      1978 Trans Am
      LS1/4L60E



      my build..updated 11-21-13 https://www.pro-touring.com/showthre...8-TA-LS1-build

    4. #4
      Join Date
      Dec 2004
      Location
      bowling green,ky
      Posts
      845
      Country Flag: United States
      Quote Originally Posted by andrewb70 View Post
      If you actually want to drive it, I would recommend doing a LSx/T56 swap. Even a 5.3L will make more power than that old 350 and the overdrive transmission will make highway driving easy. For a rear gear I would stay in the 3.42-3.90 range. What gear is in it now?

      As for suspension, I have no clue because I don't know Corvettes. I am sure others will chime in.

      Andrew
      what he said

    5. #5
      Join Date
      Mar 2006
      Location
      Sunny Florida on the Suncoast
      Posts
      1,060
      Country Flag: United States
      I love the idea of any Ls engine, I am not a huge fan of the T56 (due to the gearing) but a TKO would be way cool or a Richmond OD 5. The OEM Vette suspension can be tuned to work remarkably well. From my days at Guldstrands, we made some Porsche killing Vettes with very little work to the stock suspension. Give Guldstrand Motorsports a call to see how easy it would be to make the car work. One thing that must be pointed out, check out all the suspension's condidtion and repair it (there are alot of wear pieces to the Corvette rear suspension). I am not a huge fan of the Mako Shark Corvettes but looks like you got a very nice car there.

      BTW did you run the numbers on the car? If it is a L48 4 speed Vette it will have a pretty good collector market for it and might be worth restoring to original.
      Stay in it till you see God....then lift

      Where patience fails, force prevails

      "When you're born, you get a ticket to the freak show. When you're born in America, you get a front-row seat." G. Carlin

      Stapp's Ironical Paradox...... "The universal aptitude for ineptitude makes any human accomplishment an incredible miracle."

    6. #6
      Join Date
      Dec 2010
      Location
      St Louis
      Posts
      453
      Country Flag: United States
      I'll tell you what I did with my 68 convertible
      02 LQ9 6.0 with LS1 intake, Richmond 6 speed. You can go with any OD trans. I went with the Richmond because the gears worked well with my newly rebuilt 3.08 rear.


      Vintage Air so I can actually drive it in the summer.


      Lowered a couple inches. Unless you go with considerably wider wheels and tires, suspension mods dont get you much.
      I kept mine looking stock outside. IMHO, the early C3 vette lines are too cool as is, I wouldn't add flares, etc.


      And even inside, all original gauges work. 67 Hurst shifter handle makes the Richmond look like it belongs. Only the 6 speed shifter plate gives a hint.


      Starts every time, 26 mpg on the hiway, cool in the summer, and really fun to drive.

    7. #7
      Join Date
      Jul 2005
      Location
      Den Helder, the Netherlands
      Posts
      1,148
      Country Flag: Netherlands
      I agree with the above comments. LS engines are great but just an OD transmission (pref. an electronically managed one) is also a huge step forward from the old 3-speeds.

      W.r.t. suspension and brakes: it's all depending on your budget. A nice forum to visit when it comes to modifying a C3 vette: www.vettemod.com. Vettemod has lots of tech and mod info and some very knowledgeable moderators and members.

      O and BTW & FYI; I own a 68 convertible vette. Building up to a mild PT version for me and my GF. One of the advices I got was to spend some extra money on quality sound/heat insulation. The C3 tend to get quite hot inside w.o. or not enough insulation.

    8. #8
      Join Date
      Aug 2004
      Location
      Dunwoody, GA
      Posts
      4,984
      Country Flag: United States
      www.vettaid.com has a lot of conversion stuff as well as upgrade parts for these cars. I would go with a 5speed instead of a six simply because the car does not need 6 gears. You'd honestly be adding money and cost for no reason. There are plenty of bolt on suspension parts for these cars as well as aftermarket frames. You can do a great deal with these cars. First thing I would recommend is to decide what you want to do and build towards that as that will dictate what you need to make the car enjoyable and yours.
      Trey

      "The early bird may get the worm, but the second mouse gets the cheese."
      ~ Jon Hammond

      1979 WS6 Trans Am stock LT1/T56 drive train out of my Formula. BMW M-parallel rims. C5/C6 brakes

      build thread https://www.pro-touring.com/showthre...ghlight=begins

    9. #9
      Join Date
      Feb 2002
      Location
      Springfield, MO
      Posts
      4,470
      Country Flag: United States
      Cool car, but first thing I would want to do is to bump something in front so you can put a chrome bumper front on it! Lol!

      Really tho, the LSx stuff would be the bomb and would be probably the biggest and best change you could make to the car for "fun factor".


      Btw. Thanks for your service!
      Jimmy

      69 Camaro Twin Turbo'd
      58 Nomad 348 Baby Rat

      http://www.fquick.com/shmoov69


    10. #10
      Join Date
      Nov 2011
      Location
      London, UK / San Diego, CA
      Posts
      161
      Country Flag: United States
      I have a 1972 Corvette and I'm in the middle of doing a lot of what you're thinking of doing but taking it down to the frame at the same time.

      LS3, TK600, Tubular A-arms, Coilovers, flares and a 1969 front clip to name a few.
      Check out my build thread - unfortunately not much progress while I'm stuck in Europe.
      Eric
      1969/72 Corvette Coupe - https://www.pro-touring.com/showthre...uring-Corvette
      454 Block / Heads For Sale - https://www.pro-touring.com/showthre...ads-SD-LA-Area
      Corvette Parts & Service:. www.vansteel.com

    11. #11
      Join Date
      Jan 2010
      Location
      Somewhere out there
      Posts
      283
      Country Flag: United States
      Quote Originally Posted by WS6 View Post
      I would go with a 5speed instead of a six simply because the car does not need 6 gears.
      You'd honestly be adding money and cost for no reason.

      http://en.wikipedia.org/wiki/Borg-Wa...n#Applications
      Look at how many performance vehicles in the past decade had the T-56 and TR6060 6 speed manuals.
      Vipers, Vettes, Camaro's, Cobra's, Aston Martin Vanquish, GTO, CTS-V.
      That ALSO means.......parts abundance, and cheaper upgrades.

      It all depends on what the builder is after. 6 gears with a T-56 gives you a .50 final gear with the F-body T56.
      You can EASILY make use of that gear. http://www.angelfire.com/fl/procrastination/rear.html

      A 27" tire, 3.73 rear gear, and the .50 final gear in the T-56 gives you 1500rpm at 65mph.
      I'm throwing one in my 442 because I wanted the 3.73 rear end and 26+mpg highway.

    12. #12
      Join Date
      Dec 2010
      Location
      St Louis
      Posts
      453
      Country Flag: United States
      On the 5 vs 6 speed. A 5 speed TKO conversion costs the same or more than the Richmond 6 speed.
      T56s are pretty cheap too but would require mode do it yourself mods and the additional cost of a hydraulic clutch.
      Corvette C3 differentials are pretty expensive, so a TKOs limited OD ratios (0.63?) would have added the cost of a new rear. Same for the T56.

    13. #13
      Join Date
      Feb 2008
      Posts
      118
      * C4 Corvette rear suspension (or replace the trailing arm with two trailing links and a toe rod, see VetteMod.com)
      * Jeep box integral power steering conversion (Borgeson, et al)
      * Speed Direct aluminum upper control arms with improved caster and raised front roll center height.
      * Wilwood bolt-on 6-piston aluminum brakes (still take the factory pads)
      * Spreader Bar

      That should handle pretty good. If you want more, there are frames available that allow you to run C5/6 front and rear suspension.
      Matt Barr.

    14. #14
      Join Date
      Feb 2012
      Location
      Sasebo Japan
      Posts
      5
      Country Flag: United States
      Thanks for your inputs guys, i've been away doing the navy thing but at least it's giving me lots of time to think. i got a 383 in my 69 chevelle that should be 400+ horse power with out the blower. i think that with an EZ-EFI unit mated up to a tko five speed with all the goodies would work good for the conversion from auto to stick. plus the 9 to 1 compression would still be kind to me for san diego gas prices. i'll give the guys at Guldstrand Motorsports a call for some words of wisdom (thank you for that lead) but in the long run, i've been looking at the shark bite suspention, steering and c-5 brake kits that speed-direct.com offers.

      there are no more drag strips in south ca so the chevelle is kinda useless to me for the time being. time for auto cross and long haul trips to the good driving roads.



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