NA 350 times

Discussion in 'Small Block Tech' started by 67nitrouspig, Jul 1, 2019.

  1. Buick#455

    Buick#455 Well-Known Member

    Whatever psssss psssss oh wait I forgot, just a baby shot, pss pss = old man pussy!
     
  2. Fox's Den

    Fox's Den 355Xrs

    you sure like to call people names don't you
    Heat too much in the kitchen
    I see it is still sitting in the garage Track open go show us what you got or do you got nothing just like the other guy next door to ya.
    Go buy a Christmas tree get it lol

    I been there done that but you have done nothing but sit here and type
    Take that power adder off and I will still beat you

    You are weak make me eat my words Take it to the Highway and do a video to 120 show us what you really got *.

    or be a man and go to the track too much for ya

    1/8 mile don't mean crap either be real man run it out bury the tach then lets see who's can stay together.
     
    Last edited: May 20, 2021
  3. Buick#455

    Buick#455 Well-Known Member

    Too much heat in the kitchen, hardly there buds. Just tired of you being such an *** , ALL the time. You call people out all the time, you've called sean Buick more times than I can count just because he hasn't done what you want him to do. Seems like you don't like the taste of your own medicine eh???
    You call out the turbo guys saying the they just don't work, just because you can't see a time slip. What about my set up, Jay3000, Justa350, SeanBuick, his neighbors old set up. Just plain old ignorance on your part.
    Here's what I know. Derek suggested it would be cool if someone built a stroker 350. So, I had the block machined & cranked ground. Then build it in my shop. It's a beast and a blast to drive. I guarantee it will out perform your car everyday of the week..... from the way you talk, I bet you had your motor built for you, didn't ya.
    Tracks were shut down last year due to covid and have not reopened since. Canada rules on covid are different from the states. Nothing I can do there.....
    I did something different with a 350, I stroked it 370 & put twin turbos on it.
    What have you done besides putting a nitrous plate on a 350.......
    If you are doing something cool, like you eluded to in a previous post, why not start a thread and post about it??? You know why, because you just blowing hot air mist likely........ That's what you do.....You calling it being Frank, but I call it being an asshole!
     
    sean Buick 76 likes this.
  4. Buick#455

    Buick#455 Well-Known Member

    https://www.facebook.com/profile.php?id=100004070739646
    Here ya go Grumpy.
    Need to find a better spot to do a 1/4 mile run to make you happy.
    Click on the Link.

    Now post up some recent vids of yours making a hit...... not last week, year or years prior. Go out and video a hit this week.
     
    Last edited: May 20, 2021
    sean Buick 76 likes this.
  5. 67nitrouspig

    67nitrouspig Well-Known Member

    Well as the original poster I’m going to try to steer this back towards the original topic of NA 350 Times. Going to try doing that by asking is the general consensus that with the new alum. Heads, single plane, good cam thanks to cam tech/knowledge available now, higher comp(maybe running e85?) someone could probably build an 11 second full weight car with a sbb?
     
    Mark Demko likes this.
  6. Mart

    Mart Gold level member

    Streetable around town, or drive across country? Makes a big difference. :)
    The above recipe wouldn't be something to vacation to the west coast with, but around town, having some street fun or strip, it'd be cool.:cool:
     
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  7. sean Buick 76

    sean Buick 76 Buick Nut

    Absolutely, there is now reason why not. Level 1 porting on the heads, custom roller cam, 11:1 compression, Molnar rods, Diamond pistons, blueprinted block and stock crank. Should be a solid 480 HP. More head porting and compression for E-85 and 500-550 is possible!

    a 2004R trans with 3800 stall and lockup converter, 4.10 gears, and a bit of chassis tuning.
     
    Last edited: May 20, 2021
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  8. Mark Demko

    Mark Demko Well-Known Member

    THOSE are they key components to a streetable (Highway, full weight car) combo:D
    Im just jealous cause all I got is a T 350 with a 3.42 gear:p
     
  9. Dano

    Dano Platinum Level Contributor

    Stockish (higher comp./mild cam) engine/3.42/350 is how I'm planning to put my '71 GS together initially just to save $ to get the car itself done (trans is already rebuilt) but a 200-4R w/ 4.56's & high stall behind a 450 (ish) HP 350 is where I want to go w/it after that.

    To answer the OP's orig. question, my old '70 350 4-sp (3.73/M-21) was a high 12's NA 350. Jan said w/some (unspecified) engine & suspension tuning (it was set up to handle when I had it w/urethane bushings and big bars) that he got it to run 11.60's and it was a pretty basic build: Big valve ported heads, KB C118, TA DP intake, 10.5:1, Hooker Headers, 2½" exhaust in about a 3600 lb. car. Honestly, I have a hard time believing that time but the car sure was quick regardless.
     
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  10. Mark Demko

    Mark Demko Well-Known Member

    Can’t wait to hear how she runs!
    Your combo is similar to mine, last year I was thinking “ the only go fast stuff my 350 has is 11.1 to 1 comp. mild roller cam and rockers, SP3, 850 DP carb, TA Super Comp headers, and JW’s magic 9.5” 3ooo stall converter.
    My iron heads are nothing more than stockers with the bigger TA valves and the intake side port matched, that’s what I get for taking Buick stuff to a Chevy shop:rolleyes:
    Oh, and my AWESOME 3.42 rear gear:p
    The forged pistons and rods are for durability
     
  11. sean Buick 76

    sean Buick 76 Buick Nut

    If my billet 200 trans ever gives up I’m going to a 6 speed auto. It requires enlarging the trans tunnel but they can handle over 800 hp stock just add a converter. And the gearing is insane! 1st gear is 4.02 vs the TH-350 2.52. That’s the equivalent of using a 5.18 gear with your th-350 plus it’s got two overdrive gears. In essence you could keep your 3.42 gears and get the off the line torque multiplication of 5.18 gears by the extra trans gearing.
     

    Attached Files:

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  12. Mark Demko

    Mark Demko Well-Known Member

    DAMN, that’s a hell of a drop in ratio from first to second:eek:
     
    Mart likes this.
  13. Mark Demko

    Mark Demko Well-Known Member

    Looking at the ratios again, that trans is all sorts of messed up. There’s no direct 1 to 1. Fourth gear is still under @ 1.15 then fifth is over @ .085 then ANOTHER overdrive @ .067
    I’d gladly trade an overdrive ratio to have another underdrive ratio.
    Something like, 4.02, 3.50, 2.50, 1.50, 1.00, then .067 overdrive
    Seems that 6 speed is strictly for economy, “ we’ll get yah going with a deep first gear, but game over from there”
     
    Mart likes this.
  14. Mark Demko

    Mark Demko Well-Known Member

    I’m gonna ramble again, if you look at the GM 350 and 400 transmissions, the bigger cube engines the 400 was behind had an abundance of low end torque, hence the 2.48 first gear verses the 2.52 first gear in the 350 trans that was behind the smaller V8’s
    The input torque rating on the 6L80E is only 44o ft lbs? The 455 would grenade that trans I would think
     
  15. hugger

    hugger Well-Known Member

    Nah 6l80 will have no issues handling most anything you can throw at it
     
    sean Buick 76 likes this.
  16. sean Buick 76

    sean Buick 76 Buick Nut

    Yes we have lots of local vehicles with turbo LS in front of stock 6 speeds with just an upgraded torque converter. It’s the lowest cost durable overdrive trans for over 600 HP. Don’t worry about the gearing specs these things launch any vehicle off the line and it goes through all the gears without any strange feeling like the 1-2 drop the 700R4 had.
     
  17. No Lift

    No Lift Platinum Level Contributor

    I guess this guy doesn't count because he doesn't spend anytime here. Converter isn't bad, gears could be tamed with an OD. The brake doesn't make a difference when driving. Too many people think a 2500 stall converter and 3.23 gears will get their 350 to fly. Not if you're serious it won't.

    Finally a serious street 350 guy! Low 12's video! | V8buick.com

    Dano, IMO hard time believing doesn't even get close. I'd want eyewitnesses, videos, and certified results from him. I don't know who Jan is but I might be tempted to believe that it ran 11.60's if it had 105 cubic inches more attached to the block with that list of modifications. Were you running high 12's at 113 mph? Then the odds get better. I don't care how much suspension work you do it is not going to lower the ET unless there is some MPH(HP) to work with. Maybe knocking 1000 lbs out of it but said it was 3600. Anytime I hear way out of the ballpark numbers I take them with a grain of salt. I don't think there is anybody who has actually run a N/A 350 into the 10's or maybe barely and not a street car. Sonny came closest that I know of and honestly who knows how much it weighed, certainly not stripped though. There is the guy running SS but that isn't streetable and is relatively light but it is not that close to the 10's, I believe. Maybe somebody can correct me on that. Now the guy on Youtube certainly could pick up a few tenths with a better suspension but he's not picking up a second and his is no "basic" build. Let's face it for all the people on here there are very few running even 12 second 350's and nobody is running big mph that would at least lead to the possibility of running well into the 11's.
     
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  18. Mark Demko

    Mark Demko Well-Known Member

    True!
    Seems like 12 sec N/A 350s are creeping outta the keyboard lately.
    My best is 13.4 @ 101.56 with 3.42 gear, JW 9.5" 3000 stall convertor
    Im full weight, power everything street car, I feel It should be quicker from the posts I read on 12 sec 350's:rolleyes:
     
  19. Dano

    Dano Platinum Level Contributor

    The car ran consistent 104 MPH on a very basic build (stock '70 SP, TA intake, KB Mark 2 cam, headers, M-21, 3.73, 2½" ex.) before rebuild which increased the compression to actual 10.5 SCR, went from a KB Mark 2 to C118 cam, and added big valve ported heads. Tbh, we didn't know jack back then about making 350's run. 1st build was progressive in the mid/late 80's. Rebuild was in the mid-'90's.

    Unfortunately life got in the way after the rebuild & I never ran the car after but I'd raced it extensively prior to & it was significantly quicker. It was probably a high 12's car which would be consistent w/both my seat of the pants feel & the mods that were made but was also set up to handle (urethane bushings & big front anti-swaybar). What Jan (@BuickGSrules) did to it to make it that much faster I'm not sure - Maybe he'll chime in here and share his secrets. Maybe he has time slips & video. Maybe his memory is off. Idk but I agree it's quicker than I thought the car was capable of and was surprised @ the ET he says it ran.

    There is certainly a lot to be gained in suspension - One can throw the same run of the mill 455 that might run 12's in a Skylark/GS into a purpose built race car chassis and knock 2-3 sec. off. Look what Jason Line runs in NHRA (mid 10's) w/his 455 and that's all bolt on chassis & limited engine mods per the rules.

    I still contend, and have the experience w/ and was backed up w/the KB built in the 80's, that these 350's perform much better w/a 4-sp. - Probably any manual transmission but my experience (& the KB build) is limited to an M-21. Idk why either except maybe hitting that peak HP one extra time. Even in stock form my 350 4-sp. car was much quicker than any 350 automatic car I'd owned and me and my friends owned a lot of GS 350's back then but mine was the only 4-sp. It was going to be very interesting to me to see what @72gs4spd was going to run had that car not gotten wrecked & I've encouraged him to build another 4-sp car for that engine. All the builds we see are automatics.

    I'm just getting back into all this after many years & despite having a Stage1 4-sp car, at heart I'm still a 350 guy & I now have another '70 GS 350 4-sp car to restore/build. My goal is to build it as a 100% stock "appearing" yet streetable car that runs high 12's & I think it's doable. I have an automatic car too ('71 GS) & as I'd posted in this or another thread, I'm willing to try 4.56's w/a 200-4R. Seems to me like it should run as good as a M-21. It also seems to me, based on my experience, that we should be seeing way better performance on some of these 350 builds than we are. Something is missing. I know these engines have more NA potential than we're seeing. What scares me about building another 350 is how well mine ran back then and how little evolution we've seen since then wrt ET's. Maybe it was the 4-sp.? Maybe there was something in those old KB cam grinds?
    IMHO, there's something not working together in your combo that's holding your car back. I'm no expert - Sure, I planned my builds but I think I got lucky too:). Maybe it's the weight. Maybe I'm correct & an M-21 would unlock its potential. Maybe it's the suspension. Maybe the gearing. Idk. It's frustrating for me to watch as based on my experience, it seems like your car should be much quicker.
     
    Last edited: May 27, 2021
  20. No Lift

    No Lift Platinum Level Contributor

    Agree that a well run 4 speed will be faster than a mid-range automatic will be + better mph as your 104 says. The clutch can act like a variable stall speed to get max off line + no HP loss down track.

    There is nothing "run of the mill" in any well built "stocker". They have more time/money poured into them than the usual racecar. Suspension and chassis will pick up ET no doubt but you still need MPH. The stock cars generally are best at ringing the lowest ET for a particular MPH.
     

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