I've put 2clutches in my truck w/o a tool.
All I did was using a light is eyeball the splines & out part of the pilot bearing &
the trans slipped right in.
Worked for me
Good Luck
Bob
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94,4x,#4TST 16cm. ,5spd,4. 10LSD,35"BFG A-T,Lund Flares, A-PIllarGuages,Southbend Ceramic clutch,straight ex. ,RS9000.