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Reversing control arms???need half inch more for tyre clearance.


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I have a problem with the tyres (just)catching on the outer edge of the rubber (and bending) the bottom of the front guard when on lock. -17 X8 inch wheels, 235X45 rubber,

The control arm rubbers are about to be replaced with urethane,will the new urethane bring the arms back in line(if this is problem,original 30+year old bushes) or do any problems arise if I reverse the bushes and put the longer bush side to the front, to create the small clearance I need?

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I believe the rubber portion is installed on the forward position (sleeve extends further out the rear end of the bushing) in the OEM position. Swapping ends would cause the strut to be moved forward as the arm is pivoted along the T/C rod mounting position when the inner portion of the control arm is moved rearward. It would be an extremely small forward movement, but it would not move it rearward.

Also, the polyurethane bushings allow very little misalignment, and moving the bushing rearward, while still maintaining the OEM length T/C rod would cause some misalignment on this poly bushing causing some adverse effects on assembly.

Now, swapping the bushing, AND perhaps shaving the rubber biscuits (and shortening the inner sleeve) on the T/C rod may, MAY, get you some needed clearance, but then you've reduced the caster. One thing always affects another thing, which always affects something else.

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Massaging, or cutting are not options, I have a Zenon front dam and any "tweeking" of the guard will have to follow into the dam, right on the junction of the guard and dam is the problem point. The rear edge is the thickest part of the Zenon, it would deform at speed with the edge cut back. Think smaller diameter tyres may be the way to go, don't need much, only touching on left wheel on full R/H lock.Pic of wheel in straight ahead position in my gallery on classicz.com(same user name)

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the adjustables would fix it, but car is being built for cruising,bit of a waste,never use them once the scuff was adjusted out.I'll try tyres.

How is your 130 2 seater going? they are 1000% better looking than the 4 seaters Nissan Australia decided we should have.( even the Z31s look good without the back seat.shame we didn't get them as well.- One good thing about the 350Z, Nissan australia didn't get the chance/choice to screw it up)

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