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yevgenievich

I'm Awesome From TX

Joined: Jan 21, 2021

Last seen: Today at 8:03 AM

Latest activity Postings About

- yevgenievich replied to the thread L29 tbi Unicorn?.
  
  GM has industrial and medium duty lines that are different and often had old and new mixed together. Worth checking which heads it has...
  
  Yesterday at 10:12 AM
- yevgenievich replied to the thread 1997 gmc k2500 burban.
  
  Used hd fan clutch with modification worked better everywhere except below 1200 or so rpm. But it is old and well used. By next summer...
  
  Sunday at 7:04 PM
- yevgenievich replied to the thread 1997 gmc k2500 burban.
  
  part number referenced to standard duty. It was not coming on until about 210*F and just felt like it was not coming on until past 2k rpm
  
  Saturday at 9:22 PM
- yevgenievich replied to the thread 1997 gmc k2500 burban.
  
  Got a hold of a used hd fan clutch. Slightly moved the thermal spring to see if can get it to start turning on earlier. The one I had...
  
  Saturday at 8:39 PM
- yevgenievich replied to the thread Vortec 454 Fan Upgrade.
  
  ya-249 motorcraft fan is labeled as 19.45" from what I could locate
  
  Saturday at 2:19 PM
- yevgenievich replied to the thread Vortec 454 Fan Upgrade.
  
  Turns out for big blocks duramax fan is the upgrade path with a 21" size. Stock fan is 20" and the s10 fan is 18.25"
  
  Saturday at 2:16 PM
- yevgenievich replied to the thread 1997 gmc k2500 burban.
  
  Lifter preload check while running. Had a balance code on one cylinder bank.
  
  Sep 19, 2023
- yevgenievich replied to the thread 1997 gmc k2500 burban.
  
  Mufflers got warmed up.
  
  Sep 15, 2023
- yevgenievich replied to the thread 1997 gmc k2500 burban.
  
  Thanks. Elbow was an ebay special. Intake is for a tall deck. Fuel rails have special injector spacing that only this intake has. Had...
  
  Sep 15, 2023
- yevgenievich replied to the thread The Official Vortec 454 Info thread.
  
  Egr deleted. I did have slightly bigger displacement and it likely would have been good up to 5k or so rpm on a 454. But holley...
  
  Sep 15, 2023
- yevgenievich replied to the thread The Official Vortec 454 Info thread.
  
  I have edelbrock pro flo intake that is suposed to be coming in that is going on the small afr headed 454 for elco. That one has 411 for...
  
  Sep 14, 2023
- yevgenievich replied to the thread The Official Vortec 454 Info thread.
  
  Thanks. I went oval port for lower end torque. 411 ecu with stock style distributor will run just about any intake/head combo.
  
  Sep 14, 2023
- yevgenievich replied to the thread The Official Vortec 454 Info thread.
  
  I am using a Holley efi intake. The one I am running is for a tall deck block, but they have more options for a standard deck blocks. I...
  
  Sep 14, 2023
- yevgenievich replied to the thread The Official Vortec 454 Info thread.
  
  I went through it my self. 90mm throttle body required a new flange welded on. But 90mm throttle body is overkill for the intake, it...
  
  Sep 14, 2023
- yevgenievich replied to the thread The Official Vortec 454 Info thread.
  
  I had my l29 intake flowing halfway decent with 90mm throttle body and some porting. But in the end moved on to a single plane efi intake.
  
  Sep 14, 2023
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