Hi from IL

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Strick

Full Access Member
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Nov 25, 2020
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Location
Dunn, NC
First Name
Harold
Truck Year
1979
Truck Model
C20 Crew
Engine Size
350
I've got one of those NP203/TH400 setup somewhere out in the weeds. I love those dual crossmembers with skidplate. I'm building a '78 K20 GMC with almost the same setup as you with the exception of mine being SM465/NP205. Keep your pics coming and let us know the "what-for" on the hole alignments when you find out.

HS
 

idahovette

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Joined
Aug 7, 2016
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Location
Weiser Idaho
First Name
Perry
Truck Year
1975-1979
Truck Model
K20-K10
Engine Size
350
I was going to mention that I've seen 20's with TH350 trannies which are shorter than the TH400. @Idaho, you bought your K20 when I was only a few months old!!! Wow.

HS
Thanks for raining on my parade @Strick :flipthebird:......yes, I am OLD!!!
 

Strick

Full Access Member
Joined
Nov 25, 2020
Posts
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Location
Dunn, NC
First Name
Harold
Truck Year
1979
Truck Model
C20 Crew
Engine Size
350
.....yes, I am OLD!!!
Wow, replied with sign language too!!! My dear ole dad bought his (mine) crew C20 when I was 5 years old. He told me several times while growing up that "there was a time when I was thousands of times older than you, but you're catching up". When I finally was smart enough to realize what he was saying it was a great "AHA" moment. Now, I tell my kids and Grands that same thing he told me years back. Enjoy the birthdays @idahovette, I'm certain there is much experience that comes with those annual reminders.

HS
 

lscaspall

Junior Member
Joined
Nov 26, 2023
Posts
4
Reaction score
3
Location
Chicago
First Name
Scott
Truck Year
1974
Truck Model
K20
Engine Size
350
We decided to move the cross members. Thank you all for the welcome notes and feedback! It’s still a mystery as to why the mounting positions didn’t line up.
 

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