When dave mclellan took over as corvette s chief engineer in 1975 the corvette was overdue for a redesign.
C4 corvette chassis stiffener.
86 96 c4 no flex frame stiffener bar system vette2vette downside of removing convertible cross brace corvetteforum.
1984 96 corvette chassis reinforcement cc tech c4 corvette chassis reinforcement tips from central lsx fs for cross brace c4 frame corvetteforum chevrolet fs for cross brace c4 frame corvetteforum chevrolet.
8 9 19 illustrations from gm archives grahics by k.
It s a frame stiffener.
Scott teeters the c2 c3 chassis had an amazing 20 year production run.
C4 no flex frame stiffener bar system benefits will work on both the coupe and the convertible there will be noticeably less body twist and roll when driving makes the frame more solid so the front end will not flex when driving on curves.
How to take a body off of a c4 corvette frame we had wrecked one in the body shop back in 86 the whole thing is coated in abs plastic you have to break the pieces off just to straighten the frame there was broken plastic everywhere.
Vette2vette products calls it their c4 no flex kit.
With the c4 no flex frame stiffener bar system installed you should be able to open either door or hood with the car jacked up.
I learned from the c4 forums that many c4 owners that are hot rodding their cars use the factory x brace and frame torsion rods to stiffen the structure of their car.
After 20 years of use the c2 c3 corvette chassis was finally replaced with a strong lightweight vastly improved chassis and structure.
Corvette central offers a cross frame part number 184146 built from rectangular tubing that is much stiffer than the o e.
The good news for 1986 96 c4 owners is there s a direct bolt in aftermarket solution designed by gordon killebrew.