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Buschur Racing doing a start to finish EVO8 build, need input.

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Old Jan 26, 2009 | 07:16 PM
  #241  
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From: Detroit
Guys,
I see most of u recommend the 2.1 build with the galant block as being the cheaper way than the 2.3 or 2.4, but how cheap are we talking here? can someone throw out some numbers on how approximatly those builds cost (2.0,2.1, 2.3, 2.4)?
Thanks
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Old Jan 26, 2009 | 07:22 PM
  #242  
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this is kinda off topic but would everthing bolt right up to a 2.4 liter block??? such as power steering, alternator, water pump, timing tensioner etc...???

this is interesting...might keep that in mind for a 2.1 liter if my engine ever goes "kaboom" lol...didnt know those blocks were that cheap

Last edited by Johnboy1065; Jan 26, 2009 at 07:26 PM.
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Old Jan 26, 2009 | 07:24 PM
  #243  
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Originally Posted by Blue Evo 8
Thanks guys for your responses!! I can see that for the guy on a budget, the 2.4L block can be a inexpensive alternative to get back on the road.

But money and cost aside, is there any significant power difference between the 2.0L build vs. the 2.1L build presuming that both motors use a HTA35R?

secondly, will one build last longer than another?

Thanks!
The 2.1 would have excellent rod angularity/stroke to rod ratio, slower piston speeds at TDC, and a larger bore (which helps reduce valve shroud among other things).

I assume that the 2.1 build is not proven in the Evo world b/c I dont really see it that often, but Im pretty sure that Buschur Racing wouldnt build it if it were destined for failure.
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Old Jan 26, 2009 | 07:31 PM
  #244  
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how about a car with buschur 2.0l bottom end stock head with GSC S2's valve springs and retainers, intake and exhaust with cat, and either the BBK full turbo or the Stock IX turbo! i would love to see a simple not to expensive build that can go 10's and still spool like stock (blast to drive on the street) and still retain the charactistic that makes this car great... handling!

or if you decide to do the RED, what about uping the compression ratio a hair just to help with quicker spool. just a thought.
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Old Jan 26, 2009 | 08:16 PM
  #245  
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No h20, meth or alcohol injection. Something that's always in "kill mode" as Chris once said.
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Old Jan 26, 2009 | 08:36 PM
  #246  
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how about an evo engine with only OEM parts only!

not evo OEM but any car OEM!
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Old Jan 26, 2009 | 08:41 PM
  #247  
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From: boston
james have you been drinking..?
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Old Jan 26, 2009 | 08:43 PM
  #248  
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From: 2003 Evo VIII - Silver
Originally Posted by Blue Evo 8
Thanks guys for your responses!! I can see that for the guy on a budget, the 2.4L block can be a inexpensive alternative to get back on the road.

But money and cost aside, is there any significant power difference between the 2.0L build vs. the 2.1L build presuming that both motors use a HTA35R?

secondly, will one build last longer than another?

Thanks!

I think a lot comes down to the build and parts used which is why I zeroed right in on David Buschur when I needed to build one.

If my memory serves me correctly Curt Brown experimented with a 2.1 L and then eventually switched to a Buschur 2.0 L when he achived his record 9.3 time

I do not recall what issues or problems if any he experienced or why he went back to the 2.0

Power wise I would think either one could make the same or similar power and rpms depending on how you set up the piston and rod legnth. I am not a engine builder / desinger which is why the input from Buschur Racing is critical.

From what I can gather the larger bore of the 2.1 can help open up the valves and theoretically should allow better flow and a higher VE

Al
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Old Jan 26, 2009 | 08:44 PM
  #249  
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From: 2003 Evo VIII - Silver
Originally Posted by Johnboy1065
this is kinda off topic but would everthing bolt right up to a 2.4 liter block??? such as power steering, alternator, water pump, timing tensioner etc...???

this is interesting...might keep that in mind for a 2.1 liter if my engine ever goes "kaboom" lol...didnt know those blocks were that cheap
I think you have to use the 2.4 L water pump and timing belt - at least that is what it looked like on the one we had here

Al
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Old Jan 26, 2009 | 08:45 PM
  #250  
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From: 2003 Evo VIII - Silver
Originally Posted by EVO8emUp
No h20, meth or alcohol injection. Something that's always in "kill mode" as Chris once said.
Its running E 85 - plenty of alchy injection
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Old Jan 27, 2009 | 06:42 AM
  #251  
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Originally Posted by EVO8emUp
No h20, meth or alcohol injection. Something that's always in "kill mode" as Chris once said.
As Al said, on E85 it will be on kill mode. But even on pump gas he'll be running 30psi and will be on kill mode just like all the pump gas monsters they pumped out this year.
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Old Jan 27, 2009 | 07:15 AM
  #252  
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This is interesting. Please provide more feedback on the built 2.4 that you guys are doing. If it's a cheaper solution to a BR built motor, I'm definitely interested. I'd really like to know how it compares to the BR built 2.0.
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Old Jan 27, 2009 | 09:41 AM
  #253  
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Originally Posted by 1d10t
The 2.1 would have excellent rod angularity/stroke to rod ratio, slower piston speeds at TDC, and a larger bore (which helps reduce valve shroud among other things).

I assume that the 2.1 build is not proven in the Evo world b/c I dont really see it that often, but Im pretty sure that Buschur Racing wouldnt build it if it were destined for failure.
Both TurboTrix and AMS used a 2.1 in their drag cars for multiple races, I think TTR is still using one. I'd say its fairly proven.
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Old Jan 27, 2009 | 01:20 PM
  #254  
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Everything from a 4G63 doesn't bolt right up to the 2.4 block. There's a bunch of threads on all that stuff scattered all over EVOm.

Yes, the 2.1's are proven. Let me clarify again, I am NOT building a 2.1 for this project. I am using our stroked 2.0. I have no seen any amazing results from a 2.1 engine.

Depending on the project I recommend two engines, the 2 liter or the stroked 2 liter that is what I am using in this project which is a 2.25 cu. in. actually. Everyone calls them 2.3's.

I am only offering the builds/parts because it is a cheap way to fix an EVO if you've destroyed your block. The engine build itself is the same it just gets you a block for under $500 where a new EVO block is about $1800.
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Old Jan 27, 2009 | 01:25 PM
  #255  
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i thought AMS still has the fastest evo with the 2.1? and also highest hp
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