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75gmck25
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From
Northern Virginia
Joined
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Posts
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About
75gmck25
replied to the thread
Heat box swap
.
My K25 came from family in North Dakota, and I’m now in Virginia. I have never suffered from a lack of heat in the truck. What temp...
Yesterday at 1:15 PM
75gmck25
replied to the thread
Factory smoke
.
Hooked cables up backwards on my ‘75 (why did GM factory use black cables for both?), and all it did was burn the fusible link that is...
Yesterday at 1:08 PM
75gmck25
replied to the thread
temp sensor
.
The hole in the block of that ‘81 engine should be 1/2”, and sensors come in 3/8” and 1/2” threads. Looks like an adapter bushing was...
Yesterday at 8:03 AM
75gmck25
replied to the thread
Just advice please
.
I have done many hillbilly repairs, but it was to my vehicle and I understood the trade-offs. Usually it was an interim fix until I...
Wednesday at 10:48 PM
75gmck25
replied to the thread
Just advice please
.
When you estimate the value of the of the squarebody, you should be very pessimistic - it is a truck with an engine that runs badly...
Tuesday at 9:29 PM
75gmck25
replied to the thread
Temp gauge says overheating but the truck is 195°
.
Exactly which sensor did you buy? The sensor resistance profile changed over the years, and usually the one the parts guy pulls up for...
Monday at 7:51 AM
75gmck25
replied to the thread
Valve cover bolts won't stay snug.
.
Stamped steel covers should have small steel load spreaders, which are also usually arched a little to create a spring effect as you...
Monday at 7:39 AM
75gmck25
replied to the thread
Charcoal canister delete?
.
My ‘75 truck originally had a dedicated purge line port on the Quadrajet, and I assume it worked. However, I now have a Quadrajet on...
Sunday at 12:21 PM
75gmck25
replied to the thread
Gauge cluster
.
The clusters changed slightly over the years, so you need to know the year of the replacement cluster to get a good idea of whether it...
Sunday at 7:32 AM
75gmck25
replied to the thread
Stock radio mounting
.
The two shafts are mounted into the metal dash. There is also a factory rear metal support/strap that extends down to the bottom of the...
Sunday at 7:23 AM
75gmck25
replied to the thread
‘83 K5/ SBC 350 Swap/ new/old oil sending unit differences/dash gauge/Autometer gauge?
.
If you look on eBay you will see many choices, mostly marketed for the oil line on a Turbo. Just make sure it has the right threads...
Jul 18, 2024
75gmck25
replied to the thread
‘83 K5/ SBC 350 Swap/ new/old oil sending unit differences/dash gauge/Autometer gauge?
.
You can put a T in the port/line where it connects near the distributor, but now you have multiple connections that can leak. I would...
Jul 14, 2024
75gmck25
replied to the thread
Speedometer refuses to work. Any help is appreciated
.
You should be able use a drill to spin the transmission end, and it will make the speedometer read. If that works, then it’s the...
Jul 14, 2024
75gmck25
replied to the thread
Stuck O2 Sensor
.
Start out with PB blaster or penetrating oil. Did you buy an O2 sensor wrench? They are designed to fit over the sensor and give you...
Jul 12, 2024
75gmck25
replied to the thread
Squarebody chassis swap build help: Were there any exterior differences between 81-87, 2wd/4wd and weight classes (c10, k30, etc)
.
I have read in other posts that there are frame differences in the one ton trucks. I know the rear shock mounts are definitely...
Jul 12, 2024
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