Posted By: DemonDust
904 clutch disc clearance - 01/08/11 10:37 PM
How much clearance do I need on the front drum with 5 discs and 4 discs in the other.
I have race discs...
I have race discs...
904 clutch disc clearance
Posted By: S/ST 3040
Re: 904 clutch disc clearance - 01/09/11 01:44 AM
Forward (the one @ the rear) - .028"-.034"
High gear clutch pack - .060"-.070"
High gear clutch pack - .060"-.070"
Posted By: turbocolt2.4L
Re: 904 clutch disc clearance - 01/09/11 01:47 AM
I run .050-.060 w/5 direct friction solid snap ring and the forwards i run .020 i havent had any problems with either well over 140 chassis dyno pulls and a ton of track time they look new 160 psi line pressure turbo 4cyl 600RWHP.
Posted By: Leigh
Re: 904 clutch disc clearance - 01/09/11 02:43 AM
I built a E/SA 904 2 decades ago. That is the only 904/999 trans I have touched. However, from the 727 info I have collected, I would run .015 per disc on the front clutch, and .006 on the rear. 
Posted By: DemonDust
Re: 904 clutch disc clearance - 01/09/11 10:32 PM
Thanks for the info guys!!! 