I run 31 spline axles in a small bearing (2.89) "28 spline" case. 28 or 31 spool should fit as long as it's made for the bearings.
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1967 Falcon 4 door w/351C - Owner built, owner abused.
70 Mustang 302 / 02 Mustang V6 rag top, 04 SuperCrew parts hauler
http://raceabilene.com/kelly/hotrod
<font size=-1>[ This Message was edited by: ckelly on 4/4/05 9:18am ]</font>