new 20b subframe for FD's
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Rotary Enthusiast
Joined: Feb 2001
Posts: 809
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From: Calgary, Alberta, Canada
new 20b subframe for FD's
Just thought i'd mention theres a new 20b subframe other than the pettit for FD's.
call rx-7 specialties about it as i dont know much at this point..haha
(403) 246 6980
call rx-7 specialties about it as i dont know much at this point..haha
(403) 246 6980
Originally posted by 20B 3rd Gen
I talk'd to the guys who make this subframe, It's $1400 and requires modified spindles to eliminate bumpsteer
I talk'd to the guys who make this subframe, It's $1400 and requires modified spindles to eliminate bumpsteer
What about the oil pan ? is it the original or a modified slump?
Joined: May 2001
Posts: 2,390
Likes: 2
From: San Francisco, CA
bumpsteer is when the toe changes in or out when the suspension is loaded or unloaded from the at rest position. Imagine attempting a pass while threshhold braking into a corner and your car darts one way or the other or side to side etc. Can get real scary. Can also get squirrelly while under hard accleleration or any bumps in the road, hence the term bumpsteer.
Originally posted by RX-Heven
bumpsteer is when the toe changes in or out when the suspension is loaded or unloaded from the at rest position. Imagine attempting a pass while threshhold braking into a corner and your car darts one way or the other or side to side etc. Can get real scary. Can also get squirrelly while under hard accleleration or any bumps in the road, hence the term bumpsteer.
bumpsteer is when the toe changes in or out when the suspension is loaded or unloaded from the at rest position. Imagine attempting a pass while threshhold braking into a corner and your car darts one way or the other or side to side etc. Can get real scary. Can also get squirrelly while under hard accleleration or any bumps in the road, hence the term bumpsteer.
Originally posted by SomeGuy_sg
Oic , how is bumpsteer usually corrected ? Are modified spindles the only way of solving the problem ? how are the spindles modifed to correct this problem ?
Oic , how is bumpsteer usually corrected ? Are modified spindles the only way of solving the problem ? how are the spindles modifed to correct this problem ?
Here is a link of the differances in spindles. About half way down the page.
https://www.rx7club.com/forum/showth...5&pagenumber=1
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Joined: May 2001
Posts: 2,390
Likes: 2
From: San Francisco, CA
Typically the point at which the steering connects to the spindle is moved up or down depending if toe-in or toe-out is induced. This also looks to be the case with the 3rd gen spindles from the pictures.
Originally posted by RX-Heven
Typically the point at which the steering connects to the spindle is moved up or down depending if toe-in or toe-out is induced. This also looks to be the case with the 3rd gen spindles from the pictures.
Typically the point at which the steering connects to the spindle is moved up or down depending if toe-in or toe-out is induced. This also looks to be the case with the 3rd gen spindles from the pictures.



