145
Front Section Assembly
4
FSO-2405 2nd Ed. 02/07 Front Section
FSO-2405/116
FSO-2405/115
2
4
5
FSO-2405/113
3
FSO-2405/114
1. Place the front housing with input shaft and
countershaft bearing cups side facing up.
2. Position the 4th speed synchronizer ring on the
input shaft.
NOTE: The 1st, 2nd, 3rd and 4th speed
synchronizer rings are the same and all
coated with EFM II.
3. Install the input shaft with the positioned ring
in the mainshaft front bearing cone. The
synchronizer ring lugs must to slide into the
synchronizer hub key slots.
4. With the input shaft down, position the input
shaft and mainshaft assembly on the front
housing.
5. Position the 3rd/4th speed shift yoke and bar
and the countershaft on the mainshaft
assembly, holding the whole assembly with the
hands.