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Labor Day Putting down your wrenches or time for
MORE wrenching? 
Plenty of places to share. | | 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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#47587 07/12/2005 11:06 AM | Joined: Jul 2005 Posts: 70 Wrench Fetcher | | Wrench Fetcher Joined: Jul 2005 Posts: 70 | Picked up the last of my 42 today. I have two spare gearboxes, 4 215 motors complete. One of the gearboxes has an air compressor attached to it, don't know what it was for,
but this unit pump compressed air must have pumped air into a tank or something.
It's an ex military 42.
Anyone come across one of these before?
Zacca
"After you skin yer knuckles, Mr Shifter ain't yer friend any more." 1942 Chevy 3/4 tonIn the Stovebolt GalleryPhoto Site1946 Chevy 5 window coupe/ute (new stray) 2000 Nissan Patrol 4x4 4.5l turbo diesel
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#47588 07/12/2005 11:07 PM | Joined: Aug 2004 Posts: 399 Shop Shark | | Shop Shark Joined: Aug 2004 Posts: 399 | Are you sure it is not a vacuum box to support easy shifting? My 41 passenger car had one of these at the tranny.
Can you post a picture?
Frank | | |
#47589 07/13/2005 3:06 AM | Joined: Sep 2003 Posts: 343 Member | | Member Joined: Sep 2003 Posts: 343 | Firetruck engines of that era had water pumps off the side of the gear box as well.
1954 GMC 1/2-ton Longbed
1971 Pontiac LeMans Sport
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