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Old 06-27-2008, 06:35 PM
74 SD455 Formula 74 SD455 Formula is offline
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I thought that poly urethane bushing as well as the 8in. Snowflake Wheels,4 Wheel disc brake's,quick ratio steering,fatty sway bars and I have never seen one without a posi unit.The WS6 option was manditory on the Formula's with the 400ci 4spd. option in 1979.

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Old 06-28-2008, 04:15 AM
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2manyT/A'S 2manyT/A'S is offline
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Quote:
Originally Posted by 74 SD455 Formula View Post
I thought that poly urethane bushing as well as the 8in. Snowflake Wheels,4 Wheel disc brake's,quick ratio steering,fatty sway bars and I have never seen one without a posi unit.The WS6 option was manditory on the Formula's with the 400ci 4spd. option in 1979.
Posi (Safe-T-track) was standard equipment on ALL 70-81 WS4's (Trans am option code)

In 1981,it became part of the WS6 package & optional on WS4

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