found this on another site similar issue??
SAGINAW 1966-81 Cars, 1966-87 Light Duty Trucks:
Parts List 92Cast iron case and extension housing with 7-bolt side cover.
Fully synchronized with 30 tooth synchro rings.
1966-69 units may have electric overdrive.
It has a four step cluster and all the gears are helical cut.
how many bolts on the side cover?? 4 or 7-bolts
4-bolts are the non-sync 1st gear models it appears[earlier than 65-model year]...
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68 Malibu, 427, T400, 3.73 12bolt, F1-R procharged & intercooled
Last edited by vinces427bb; 09-28-2017 at 11:51 PM.
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