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Labor Day Putting down your wrenches or time for
MORE wrenching? 
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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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#38457 02/13/2005 3:40 PM | Joined: Aug 2004 Posts: 242 Shop Shark | | Shop Shark Joined: Aug 2004 Posts: 242 | Any recomendations for oil viscosity/grade for a 55 235 full pressure.
Thanks
John Gott
1942 G5106 1.5-ton Chevy cargo dump Gallery pageOld Dominion Stovebolt Society T/Sgt. Gott (28 years of service with the USPP) 1940 Chevy G506 4112 cargo dump 1942 Diamond T G509 969A 4 ton wrecker 1942 Ward LaFrance G116 series 2 10 ton wrecker 1944 Ward LaFrance G116 series 5 10 ton wrecker 1931 Ford AA with a WEAVER crane 1944 Sterling HC 165 tractor 1944 Autocar U7144T w/ 10 ton trailer
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#38458 02/13/2005 4:12 PM | Joined: Jun 2004 Posts: 8,597 Riding in the Passing Lane | | Riding in the Passing Lane Joined: Jun 2004 Posts: 8,597 | I like to use the 15w40 deisel oil in mine but you will get al kinds of theories.
They say money can't buy happiness. It can buy old Chevy trucks though. Same thing. 1972 Chevy c10 Cheyenne SuperIn the Gallery Forum | | |
#38459 02/13/2005 4:28 PM | Joined: Jul 2003 Posts: 141 Member | | Member Joined: Jul 2003 Posts: 141 | Any quality brand of 10W40 is good. Stay away from those Auto Parts Store brands of oil. Stick with a major brand. | | |
#38460 02/13/2005 10:56 PM | Joined: Aug 2004 Posts: 399 Shop Shark | | Shop Shark Joined: Aug 2004 Posts: 399 | 30 single grade rules  | | |
#38461 02/14/2005 9:59 AM | Joined: Oct 2001 Posts: 3,458 Extreme Gabster | | Extreme Gabster Joined: Oct 2001 Posts: 3,458 | I've been using Chevron Delo 400 15W-40 lately. It really quieted down my valvetrain over the Valvoline 10W-40 I was using before. It is one of the best dino oils available and not terribly expensive. It's rated for gas engines too.
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A lone amateur built the Ark. A large group of professionals built the Titanic. | | |
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