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Has anyone cracked an HD piston? Got a P0266 code. Motor has about 20k miles on it & is from Midwest Diesel. Has been fantastic since getting it. Injectors have maybe 30k on them. Running 71/59's all ******s & GH street tuning & studded. Truck is used to pull 15k lbs most weekends thru the...

Can someone give me just the idler pulley part#

Engine & everything from turbos, injectors, HPFP & in between has no more than 15k miles on them, besides the LPFP (has 120K). I have 71/59 turbos & all deletes. running Gearhead street. In the past couple weeks my EGTS have went from never really going over mid 600's gradually getting on the...

Sent Matt an email on 9/11 & havent gotten a response. Should I just call them? I read that after upgrading turbos 59/71 that I should get some different tuning from stock turbo tunes. I'm also getting what I think is rail pressure surge around 50-60mph when towing. The #'s hop & down around...

Since buying my original tunes from Gearhead I've upgraded turbos to a set of 71/59's. Should I have you guys rewrite some new tunes, Any benefits from it?

What exactly does this code mean, or reason/reasons it just throw this code & will not clear.

I can not get my truck to take more than 40-50cents at a time before its foamig outta the neck. Any suggestions? Gonna pull the rubber boot off tonight & see if I can see anything.

Thinking of going with the Elite stage 1 over a reman from Ford. How much better are the mahle pistons? I'm just looking for reliabilty. Short block from blackwater engines is **** after just 8k miles. Injectors, HPFP, set of torque tows all also have less than 8k miles on them. Is this the best...

Who has them & for the best deal?

Long block from blackwater engines has a nice tick coming from #2 & lower compression to go with it. No smoke, no codes, runs fine, normal blow by, just the tick. Mechanic is thinking rod or wrist pin, maybe a lifter. Motor has less than 10k miles on it. Gonna have him pull it, look through it...

Motor has about 10k miles on it, was driving Saturday night & suddenly a loud rattle comes about. It is in drivers side head/valve cover? What commonly goes wrong in there? Rattle goes up & down w/ Rpms. Thinking its a loose rocker, wanted to get everyone else's thoughts. What needs to come off...

What exactly does this mean? Truck was having surging issues on about a 250 mile tow home. 80-90 temps all day.

What exactly does this mean? Truck was running like sh*t getting surges on a 250 mile tow trip home. 90 degrees here in ohio & Kentucky.

What are the #'s I should be seeing on the SCT. idle, Cruising 60-70, WOT?

Does any body have these on & could post some pics of them lit up & just a pic of them in the day?

I'm struggling w/ getting Gearhead Street downloaded onto my SCT. How do you delete a file to add a file? Really needing this file added by Thursdsy to tow the boat on a long trip. Just dont think the trans will hold up towing on Hot Street & my tow tune which has been stored on the SCT always...

What are your EGTs idling in drive w/ the air on? Mine are is 424-450 Cruising @ 70 on level ground? Mine 625-700. In its ass don't see much more than 1100 if that. My EGT's have seemed to a Lil higher than normal the past couple days. Truck seems to be hazing a Lil more also. Haze is black...

Been looking & couldn't find a confirmation on if the torque converter has a drain plug?

Truck won't build more than 28-29lbs of boost & my EGT's are high. Have a sucking air sound coming from around the turbos, maybe up-pipes? Just hoping I didn't crack the up pipes during the install. But wouldn't that make a hiss, whistle sound? Gonna get a can of ether & start spraying around to...

Can't get this thing to go on for nothing!!!