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Mod | | | Forums66 Topics128,038 Posts1,055,536 Members48,425 | | Most Online14,466 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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#85273 01/16/2003 6:54 AM | Joined: Jan 2003 Posts: 26 Member | | Member Joined: Jan 2003 Posts: 26 | I've got a 52' 1/2 ton that I'd like to install a new speedo needle in. Does the entire gauge have to be removed and partially disassembled? Or is there a simpler way? Getting to the 4 mounting nuts appears to be a challenge! Mystery...about 1/2" of the orginal is broken off. Where did the piece go? When I do get access, is there a right way to R & R the needle? Thanks in advance, jeff | | |
#85274 01/16/2003 2:31 PM | Joined: Jan 2001 Posts: 428 Shop Shark | | Shop Shark Joined: Jan 2001 Posts: 428 | The guage must come out. Those four nuts are a little hard to get at but not impossible. I use a 1/4 inch ratchet. Once the guage is out you will see that the chrome bezel is crimped onto the guage housing in a few places. Uncrimp these and you can remove the bezel and glass.Be careful not to drop the glass. Carefully pry the needle assembly off the brass stem. You don't want to break the stem. It's very fragile. I've had to hold the guage upside down and take a toothpick to put a drop or two of penetrating oil on it. Once you get the needle assembly off you'll have to pry up the tabs on the chrome button the needle is mounted to. Now put everything back together the way you took it apart. Hold the guage upright and make sure the needle registers 0 on the dial before pressing it on tight. | | |
#85275 01/17/2003 1:16 AM | Joined: Jan 2003 Posts: 26 Member | | Member Joined: Jan 2003 Posts: 26 | Thanks brjr51, I'll do just that-all of that. jeff | | |
#85276 01/17/2003 3:26 AM | Joined: Mar 2002 Posts: 9,115 'Bolter | | 'Bolter Joined: Mar 2002 Posts: 9,115 | I found that the needle comes off very easily if you twist gently counterclockwise, against the stop while pulling up. It is not necessary to twist it when re-installing the needle. | | |
#85277 01/17/2003 4:30 AM | Joined: Jan 2002 Posts: 2,839 'Bolter | | 'Bolter Joined: Jan 2002 Posts: 2,839 | I was workin' on a couple of my spare speedo's the other night and agree that they are easy to work on and disassemble all the way down to the odometer but like anything of such age, you must be careful. Totally block out the kids in the background setting their bedrooms afire. Ignore the better half whinning about not having any help in making dinner etc. Pure concentration is the upmost important requirement.
Craig My '50 Chevy 3100 5 window, '62-235cu, 3:55 rear My truck ....... Respect The Rust If I'm not working on my truck, '65 m00stang or VW camper, I'm fishing with the wife or smoking Salmon.
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#85278 01/17/2003 7:59 PM | Joined: Mar 2002 Posts: 384 Shop Shark | | Shop Shark Joined: Mar 2002 Posts: 384 | How can you oil the speedo? I used a 3/8 " nut driver for the (3) nuts on the back of my 55.1.
It is easy, since you dont have the big swing of a ratchet and you can do it by feel. - Scott
55 1st Chev.
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#85279 01/17/2003 10:52 PM | Joined: Dec 2000 Posts: 112 Shop Shark | | Shop Shark Joined: Dec 2000 Posts: 112 | When I got the small nuts off the back of my guages..I welded about 2" length of brake line to each small nut..now I just have to reach up with no promblems and hand tighten or loosen them..I've had my guages out several times..
1946 chevy 1/2 ton panel 1937 ford coupe | | |
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