spec clutches problems

Discuss the RB20, RB25 and RB26 series engines.
wv240
Posts: 31
Joined: Mon Jun 14, 2010 2:24 pm
Car: 2 1991 240sx hatchbacks, 78 buick lowrider, 47 ford rat rod
Location: Wheeling, West Virginia

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so Im needing a new clutch and I was looking at getting a spec clutch but I have heard some horror stories about them. Right now I have an rb20 in my 240 with some mods and I have a six puck with about 5300 miles on it and its slipping under boost. It just started doing it after I got some work done to the motor and had jim wolf tune the ecu so I know its not able to hold the power any more. My question is has anyone ever ran and had any problems with the spec stage 4 clutch and flywheels. I know its an unsprung clutch but the car is heavily modified for track use and I plan on doing more stuff to the motor this fall. So i dont want to worry about it slipping again. Thanks


Joe
Posts: 6511
Joined: Sun Feb 09, 2003 8:29 pm
Location: Phoenix, AZ

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theres nothing wrong with spec

do not use an unsprung. theres no reason. you will just wear your transmission faster and clutch disks are far cheaper than transmissions.

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SullivanRacing06
Posts: 1974
Joined: Sat Apr 21, 2007 8:45 am
Car: r32 gtst, 06 350z, r32 gtr, rs4 steaga, 04 350z, f350/6bt
Location: Gainesville

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never had a problem with a spec...


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