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Click on image for the lowdown. 
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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
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| | | | Joined: Oct 2003 Posts: 363 Member | | Member Joined: Oct 2003 Posts: 363 | 42 2 ton is an open driveline
you will need to weld pedal mounts onto the bellhousing to use your 42 pedals
you will probably need to move the battery box because of the SM420 hump on the passenger side
get the hydrovac system off the 56 while you are at it
if its 270 gmc into a chevy, make sure you check the length and/or read Tony's 302 gmc into a chevy article
should be a simple swap | | |
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