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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 2008 Posts: 26 Apprentice | | Apprentice Joined: Oct 2008 Posts: 26 | i bought a 87 s10 t5 not sure what the ratio is yet. it is being shipped in. most of the charts iv'e seen only go up to an 85. i am keeping the 235 in the 54 3100 and just want to drive 16 miles on the highway to work. i have several rearends i am looking at. one i think out of a 55 that will bolt up. the owner thinks it is 410, checking on that. i have one avalible out of a 69 chevy truck. some modification required from what i read. owner thinks it is 308. i hopeing for 373. i have read lots of post on here on this and just hope i am on the right track? any advice would be appreciated. | | | | | Joined: Jun 2004 Posts: 8,597 Riding in the Passing Lane | | Riding in the Passing Lane Joined: Jun 2004 Posts: 8,597 | That is a good chart Randy linked to. The 55 rear end is probably a 3.90. It will be real good with a .072 or .076 o-drive. The 3.08 would be no good. The 235 wont pull it. With the 3.90 you will cruise comfortably at 60-65 with bursts up to 70 if necessary.
They say money can't buy happiness. It can buy old Chevy trucks though. Same thing. 1972 Chevy c10 Cheyenne SuperIn the Gallery Forum | | | | | Joined: Oct 2008 Posts: 26 Apprentice | | Apprentice Joined: Oct 2008 Posts: 26 | thanks guys. the guy i bought the t 5 never got back to me, but it is in transit. should be here the 12th. i bought at 373 rearend today. its out of a 67 chevy pu. probably forgot to mention my has the closed driveshaft. looking for some new perches and shackles? to install the new rearend. cody | | |
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