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Mod | | | Forums66 Topics128,115 Posts1,056,636 Members48,450 | | 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!
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| | | | Joined: Sep 2013 Posts: 21 Wrench Fetcher | | Wrench Fetcher Joined: Sep 2013 Posts: 21 | have 53 1/2 ton longbed want to install 283 with turbo 350 can i fit it without moving steering box maybe modify exhaust header also want to use 6 lug gm rear from what vehicle? help! thanks | | | | | Joined: Apr 2010 Posts: 362 Shop Shark | | Shop Shark Joined: Apr 2010 Posts: 362 | Had a 283 in a 50 GMC back in the 70,s. Front engine mounts with 3 speed after market shifter on the floor. Used rams horn exhaust manifolds and yes it was a tight fit by the steering gear.Larry
58 gmc 100 with 350 sbc
| | | | | Joined: Apr 2005 Posts: 2,832 'Bolter | | 'Bolter Joined: Apr 2005 Posts: 2,832 | A 55 or 56 left exhaust manifold off of a 265 V8 will let the 283 or any small block chevy mount in the center without moving the gearbox. Many are using the Colorado/Canyon rear to give right width, friendly highway gearing, and stay 6 lugs. I prefer the drum brake early rears but others like the disc brake ones offered after 04 or 05 (guessing here).
Evan
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