CK5
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The headache build..

Engine sounds awesome! Diggin' it!

Is that surface softer than usual, or do you know what is causing that initial bounce on the launch? It's like the whole truck is trying to come up on top that fluffy looking surface and then sinks back down a little and you can hear it in the engne. Might be tamed down by some more rebound on the shocks...? Or less angle on the caltrac bars? Or does it not do it at all on the sand? You have more power again? :D
 
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Engine sounds awesome! Diggin' it!

Is that surface softer than usual, or do you know what is causing that initial bounce on the launch? It's like the whole truck is trying to come up on top that fluffy looking surface and then sinks back down a little and you can hear it in the engne. Might be tamed down by some more rebound on the shocks...? Or less angle on the caltrac bars? Or does it not do it at all on the sand? You have more power again? :D
Well, the suspension is something we are starting to address. 3 years later.:doah: We knew it was a problem, but one of many problems, so it kept getting shuffling down the list to fix. We are going do Cal-trac and shock adjustment. We did some suspension changes in the past but it didn't seem to amount to anything and were always concentrating on the engine tune. Turns out we didn't go far enough on the Cal-trac adjustment. Now that we have some two way adjustable shocks, we can add some rebound.
That surface was about medium of the surface that we have raced on. Firmer that the sand at the dunes, but softer than the track.
After going over the RacePak data and video footage, we still need more adjustment.
 
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Well, I guess I didn't post a picture of my front shocks mounts.

View attachment 336842

Nice shock brace. :waytogo:

I always enjoy your updates.

A tip from EFI installation instructions, for proper O2 life the sensor tip is supposed to be pointed at least 10 degrees downward so it can self drain. Mounting them that way can cause relatively quick failure from combustion fluids getting in the sensor and ruining it.

Can you just flip the collector over?
 
No. The tabs don't line up. The headers came that way from fabworks. I never got around to moving it to the right spot.
The top and inside is tight to the frame, and body. Although I never did check if could squeeze the sensors in those spots.
 
A long term project is starting to shape up.

When I got the blazer going years ago, I kind of " threw it together" at the end to go racing. A lot of the small projects that needed to be done got done and if something could be substituted, it was.
Case in point was the steering column.
If fact, I changed it during the off season a few years ago.
The plans keep changing on this blazer. I first started with tilt column then I put in a gutted non tilt column with a Jegs quick release hub and a ugly old steering wheel I got for free.
Not what I really wanted but it was what I was willing to spend (and afford).
I could of gotten a kit, but I wanted it done a certain way. First piece I picked up was some aluminum tubing from the scrap bin at work, then a quick release spline end from Jegs. Then a steering wheel spacer. Picked up another spline end for the other end for a steering u-joint, .75" 4130 tubing for the shaft, and a Joe's racing products aluminum steering wheel was the last piece picked up.
20210209_170111.jpg
Only thing reused was the quick release hub.
20210209_170355.jpg 20210209_171959.jpg
Now to figure out how to install it in the blazer.
 
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One big :doah:I did when I was mocking up the lengths was that I didn't take in account was the old steering wheel has an offset. I made the column shorter pass the firewall also. Hopefully I left some wiggle room.
20210209_170439.jpg
 
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