taterthedog
Active member
Awesome Stew! Can't wait to see some vids.
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Well finally made it back to drive the truck on dry roads. This thing is unreal, couldn't be happier, still a few tweaks to be made with tuning but overall the truck runs and drives great. Tracks opening on the 1st and the go pro is charged and ready to go.
-Stew
ported heads wont make a difference, but what were working on right now will.
So far it's made 940 on a truck on 40s. 980 on Stewarts and 930 on craigs
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I dont see how porting wouldnt make a difference? We took quite a bit out of my heads. The intake runners were slightly larger then my thumb is wide, and now I can move my thumb pretty freely side to side, esp in the rear cylinder.
Just because you remove material, create smoother flow path, and it costs money to do, the gains arent there, been there done that.
Another thing I wonder is most of these numbers are with borg warner journal bearing turbos. We all know its all about spool up on these inertia dynos. Wonder if a garrett ball bearing/gtx/precision ball bearing would help that extra little bit. If I had the extra funds I would have bought a gtr or gtx. Maybe in a year or so Ill swap them out.
The GTX dual ball bearing chargers we tried spooled slower than the borg units, the ball bearing chra is used for longevity of the turbocharger. But im not opening the debate of why people think they spool faster. LOL
Well finally made it back to drive the truck on dry roads. This thing is unreal, couldn't be happier, still a few tweaks to be made with tuning but overall the truck runs and drives great. Tracks opening on the 1st and the go pro is charged and ready to go.
-Stew
GTX's last a long time and spool really well. That's nothing new to the diesel game. I prefer bb turbos over JB, because replacing them is costly and time consuming. Borgs probably do make more power, but I personally haven't seen one spool faster than a GTX. Just my 2 cents.
Yeah. Like said before solid 900's all day long. Just needs a tad more to consistently hit 4 digits.