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10 members (1955 1 Series, Otto Skorzeny, JW51, Greg_H, Bill Hanlon, Ponchogl, Gdads51, Peggy M, TrknGMC, 1 invisible),
62
guests, and
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Global Mod,
Mod | | | Forums66 Topics128,049 Posts1,055,689 Members48,426 | | 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!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
| | THANKS!
For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | | | Joined: Nov 2025 Posts: 62 'Bolter | | 'Bolter Joined: Nov 2025 Posts: 62 | My recently acquired 54 has been converted to 12 volts, and came with no heater. I am inclined to install an OEM unit rather than the aftermarket one, but how do I deal with a 6 v heater motor in a 12v truck? | | | | | Joined: Jan 2022 Posts: 2,445 'Bolter | | 'Bolter Joined: Jan 2022 Posts: 2,445 | Classic Parts sells a 12v fan motor for under $50
'57 GMC 102, Original 347 V8, HydraMatic, 3.08 rear gear, added A/C, disk front brakes, HEI, AFB carb, '98 Honda Black Currant paint. T-boned and totaled 10/12
'52 GMC 152 Stake Bed, Original 228, SM420, added A/C, HEI, disk front brakes, '67 Chev 3.55 rear gear. Gets used as a real truck.
| | | | | Joined: Jan 2002 Posts: 2,839 'Bolter | | 'Bolter Joined: Jan 2002 Posts: 2,839 | Agree with Bill's suggestion. I got one of these 12v fan motors back when I converted to 12v.
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.
| | | | | Joined: Nov 2021 Posts: 1,359 'Bolter | | 'Bolter Joined: Nov 2021 Posts: 1,359 | Check your 6v motor shaft size before ordering a 12v replacement. I believe that there are 2 different shaft sizes (I ran into this problem with my heater rebuild/conversion). | | |
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