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My machine shop said WHAT!!

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Hey guys, lighten up. He may not be a jackbut, he may just be uneducated. Don't go calling this guy to tell him what a d-a he is. We're Buick guys, we've got more class than that.

Don't be-rate, educate. ;)

I strongly agree that there is no value added by harrassing this business. :)

The majority of TR owners have too much class to do such a thing.
 
Well I guess he has no idea, does he. Oh well. And I don't need anyone giving this guy hell, just wanted you guys to know what I ran into.
 
Maybe he meant that it won't make over 350hp AFTER he cuts your crank .060 and tapers the journals.:rolleyes:
 
Please don't call and harass him. Its my crank. I hate for him to screw it up on purpose.

I told Mike to try to make a bet with him that if it makes over 500 to the rear wheels that he pays for the machine work and the dyno pulls. Lets see what he says. :biggrin:

-Andy
 
Please don't call and harass him. Its my crank. I hate for him to screw it up on purpose.

I told Mike to try to make a bet with him that if it makes over 500 to the rear wheels that he pays for the machine work and the dyno pulls. Lets see what he says. :biggrin:

-Andy

Nah I wouldn't call and do that. You have to bait him into that bet though, whats in it for him.;)
 
What, that puny little motor? lol

He was probably just pullin' your leg!:biggrin:
 
Well, maybe the guy has a Mustang dyno which will rob you around 10-14% right there over a Dyno Jet etc. Then, the majority of GN's make more TQ than HP so I can see how no one has broken the 500whp and maybe the 350whp mark on his dyno.
 
Well, maybe the guy has a Mustang dyno which will rob you around 10-14% right there over a Dyno Jet etc. Then, the majority of GN's make more TQ than HP so I can see how no one has broken the 500whp and maybe the 350whp mark on his dyno.


From my understanding a MD dyno reads less HP than a Dyno jet because it is more accurate and puts more load ( real world conditions ) on th car. You are pretty close with the 10%/14% that is about the average, my car was tuned on an MD dyno unfortunately we stretched a rod bolt before we could turn up the boost but we did manage to make 430rwhp and 475rwtq on 19psi, I think my car would make 500 to the ground at 25psi but I did not get a chance to see, I definitely think BoostingBuicks car will make 500 to the ground with his setup easily around 25psi!!!

As stated earlier I just think this guy at the machine shop is uneducated, a lightly moded TB will make 350rwhp the question is not will it make it but at what boost level will it make that kinda power:biggrin:
 
Well, maybe the guy has a Mustang dyno which will rob you around 10-14% right there over a Dyno Jet etc. Then, the majority of GN's make more TQ than HP so I can see how no one has broken the 500whp and maybe the 350whp mark on his dyno.

I made 559hp and 706ft lbs on a Mustang dyno:eek: . 7276 BB turbo, stock crank, iron heads and stock MAFS with one screen removed too. Boost was 24.5 psi on a 9.0:1 engine. I wish he was closer. We could set up a TR dyno day and enlighten him a little.
 
I made 559hp and 706ft lbs on a Mustang dyno:eek: . 7276 BB turbo, stock crank, iron heads and stock MAFS with one screen removed too. Boost was 24.5 psi on a 9.0:1 engine. I wish he was closer. We could set up a TR dyno day and enlighten him a little.


No doubt these carss really scream once the boost is up over 20psi, especially with a large turbo like you have. I have a TE66 and it is not really working untill it hits over 20psi. the car becomes a different animal from 17-20+ psi it is lots of fun!!:biggrin:
 
My uncle, Chris Werner, bought kenny duttweiler's red regal in the late 80's. Kenny turned it into a super stock c/x car with an n/a v6, for Chris, and Chris later sold it to billy chaffin who turned it into a cop car.
It was a test bed for buick's stage parts and ran 10 oh's...it was a pretty heavy car as well.
Anyway, he kept snapping steel nascar cranks. One after another. After some extra oil mods, ultra balancing and race prepping a cast crank, they never lost another one. It lasted forever. What kind of rpm's does this motor see?
600hp out of something like 262 cubes, and goes through the traps at 9600rpm!
The bad thing about steel cranks, is that it has "memory". Once it sees enough detonation to distort it or sees an abnormal amount of load that twists it into some weird shape, you can throw it back in the crank grinder and grind the distortion out of it, but once running again, its going to want to form right back into its distorted shape because the crank has lost its tensile strength. It twisted beyond the yield zone. Once that happens, things break again.
Cast cranks dont do this. If you have something happening, thats violent enough to snap a cast crank, then the problem isnt the crank. Steel is a band aid for another issue.
 
No doubt these carss really scream once the boost is up over 20psi, especially with a large turbo like you have. I have a TE66 and it is not really working untill it hits over 20psi. the car becomes a different animal from 17-20+ psi it is lots of fun!!:biggrin:

Actually that turbo is a dinosaur and was a big limiting factor on those pulls. It would have done the same with a 6676 (what you have) imo. It needed a GTQ. If it had one it would have went over 600hp easily. Its takes high flowing heads, boost and compression. It was at 503hp on the first pull at 22 psi and 10.3:1 a/f.
 
Maybe he is used to n.a. 4.6 mustangs. HA HA

So what? That's what gets me about all this he better be a Buick machinist crap. The crank, rods, mains, and cylinders still need to be true wether it be a turbo diesel, SBC, or a TR engine. All the same machine standards and principles must be maintained.

Does anybody think that the machine shop that does [insert your favorite fastest best Buick here] uses a different machine to do the rods/crank/block?
 
All he is doing to the crank is cutting the mains .10.

He asked why we didn't want the rods cut as well and thats where the rest of the conversation came from.
 
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