1937-1957 Buick Oldsmobile Pontiac suspension upgrade

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(Key shortcomings of the original suspension)
(Solutions)
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Most attempts to gather advice will result in one of two stock answers: Mustang II or GM sub frame.
 
Most attempts to gather advice will result in one of two stock answers: Mustang II or GM sub frame.
  
In this application, the standard Mustang II recommendation may be misguided. It can work well on Chevys, however, their straight frame rail makes installation straight forward, and the weight is within specifications. For BOP’s the frame rails are neither flat nor straight. And, there is that built in spring pocket, which requires modification of the frame rails. And, there is still a weight issue.  
+
In this application, the standard Mustang II recommendation may be misguided. It can work well on Chevys, however, their straight frame rail makes installation straight forward, and the weight is within specifications. For BOP’s the frame rails are neither flat nor straight. There is also a built-in spring pocket, which requires modification of the frame rails. And, there is still a weight issue.  
  
 
The GM sub frame approach is definitely viable, and some would say, the best possible solution. If you have the tools, welding and fabrication skills, and your car is stripped to the frame, it might indeed be your best option.
 
The GM sub frame approach is definitely viable, and some would say, the best possible solution. If you have the tools, welding and fabrication skills, and your car is stripped to the frame, it might indeed be your best option.
  
 
If your car is assembled with the engine in and fenders on, your fabrication skills are minimal, or you just don’t like the idea of hacking your frame, this article may apply to you.
 
If your car is assembled with the engine in and fenders on, your fabrication skills are minimal, or you just don’t like the idea of hacking your frame, this article may apply to you.
 
  
 
==Brakes==
 
==Brakes==

Revision as of 15:54, 19 October 2007

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