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View Full Version : rs13(CA18DET) LSD into s14(SR20DET)


tossaxe
01-16-2011, 06:11 AM
Hello,

I've search the net and yes there is wast info on LSD swaps yet I'm new in this and I want to know one specific thing:
Can i swap my s14's vlsd with an open diff from an rs13 and still use the s14's final gear? Will the s14 LSD ring gear fit the s13's diff

I'm tired of drifts with only one smoking wheel and vlsd isn't very good for welding. So i want to get an open diff

tossaxe
01-16-2011, 11:54 PM
bump... will an s14 lsd ring fit an s13 diff? anyone?

01-17-2011, 12:53 AM
yes. ring gears are interchangeable in R200 diffs. no matter, open or vlsd.

sr20sean
01-17-2011, 12:55 AM
just weld your diff. it would be pointless soon to use a vlsd


woops missed part of your post. but yea just pull the ring gear off and it will be good.

tossaxe
01-17-2011, 01:13 AM
Thank you guys :) I'm a newbie in mechanics wanted to be sure before buying :)

Sileighty_85
01-17-2011, 10:23 AM
yes. ring gears are interchangeable in R200 diffs. no matter, open or vlsd.

I dont think thats entirely true, from what ive seen Open Diff Ring gears are thicker than VLSD ring gears, due to where the ring gears bolts to that lip is thicker on VLDS's.

Thats why when you order a aftermarket LSD is asks whether you have an open or VLSD diff

But you better make sure the Ring gears are the same ratio or else that Diff will grenade