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Has anyone here used or installed the quadstar high flow upper plenum? I hear alot of good things about it just lookimg for opinions on it. Any differences using it? Does it change sound,boost,turbo?

Did that yesterday proably have to do it again though not sure if i cracked them long enough

I think it might be air myself i did just have the injector lines off to replace with new ones and i think 2 are touching each other or the valve cover i think the only way to bleed the lines is to crack them open isnt it while running?

Ok so i noticed today after truck has warmed up fully i had my hood open and could hear a slight clicking so I got my stethoscope and started listening around the motor to make sure I didn't have any valve train or internal problems when I would put them on the injectors I can hear them clicking...

Im sure mine would unlock but if im going 65-70 and let off throttle it stays locking untill i push the brake pedal then the tc unlocks

@btfarm thanks i honestly didnt know you could do that awesome.

I have a few other videos on my youtube as well following the bulid

@ak diesel driver i love painting im teaching my little brother now i have to get more pictures since i. Cut and buffed it along with polish and wax

Lol yea thats how it usually go's the last 6 months i ran into that issue on my bulid but now i have everything going good just gotta get the fluid damper cdr catch can and high flow upper

That come out the gm casting that i pulled out to replace with the optimizer. And your right scrap isnt worth toilet paper with skid marks and no brake pads lol i have a block with one fine crank in one main web i was told i could grind it out and weld it with a nickel rod or nickel wire

Thought mine was bad. Man thats bad there.

Here is some pictures of my rebuild on my 97 k3500 My upgrades and a optimizer 6.5l with head studs and main studs vacuum pump delete super 54 turbo quadstar tuned ecm carter lift pump leroy crank pulley pt wiring glow plug harness diamond eye 4 inch straight pipe exhaust duramax fan hayden 2886...

@ak diesel driver i gotcha now. Thats a good question id maybe ask john over at quadstar

I just got one for mine setup for towing john will send you a email thatyou fill out a form with your specs disable the passlock for the security system they'll ask what turbo you have tire size gear ratio i also added in to keep my torque converter locked when i let off throttle but unlock when...

Obd1 or obd 2

Want to update everyone i resealed my headstuds with permatex opt black and have no issues anymore i also upgraded my water pump and fan with clutch it runs like a dream also got my tuned ecm from quadstar cant be any happier

I used the mahle 4021 and now i have no leaks

Ok used arp fastener lube and torqued to 100 tgat was correct right? So far no leaks

Ok so with arp lube 100 would be 130