3843S-RS651 Nismo R200 CLSD Limited Slip Differential Clutch Rebuild Kit 3843S-RS651 (1) Nismo 3843S-RS651 Mechanical LSD (R200 Type) 38420-RS650/660, Disk Kit (12kgf・m) (2) ___________________________________________________________________________________________________________________________________________________________________ PRODUCT DESCRIPTION (1) This 12kgf rebuild kit is specifically for the Nismo LSD unit part numbers 38420-RS650 (10mm ring gear bolts) & 38420-RS660 (12mm ring gear bolts) It can also be used to upgrade the 8kgf LSD units, which used the (NLA) 3843S-RS650 rebuild kit that has different disc stack quantities This kit contains: 2/ea 1.75mm friction plates 38432-N3210 (flat with external ears) 4/ea 1.75mm friction discs 38433-N3210 (flat with internal ears) 1/ea 1.85mm friction disc 38433-N3211 (flat with internal ears) 4/ea 1.75mm spring plates 38435-N3210 (curved with external ears) 2/ea 1.75mm spring discs 38436-N3210 (curved with internal ears) 2/ea side washers 38437-_____ 3/ea case screws 38434-N3210 Some components of this kit can be used to rebuild other R200 LSD units such as the OE CLSD in the 87.5-89 Z31 300ZX Turbo or the earlier Nismo LSD units 38420-RS500, RS520, RS580, RS581, RS585, RS586; but the disc stack counts are different. ------------------------------------------------------------------------------------------------------------------------------------------------------------------ 1) http://datnissparts.com/nismo-r200-clsd-limited-slip-differential-clutch-rebuild-kit-3843s-rs651/ 2) https://conceptzperformance.com/nismo-3843s-rs651-mechanical-lsd-r200-type-38420-rs650660-disk-kit-12kgf%E3%83%BBm-universal_p_24393.php ___________________________________________________________________________________________________________________________________________________________________