Firebird V8-305 5.0L VIN F FI (1987)
Figure 1 - THM 200-4R And THM 700-R4 Transmission Identification Information
DATE OF PRODUCTION CHANGE:
(Figure 1)
Beginning April 28, 1987 (Julian date 118) all 1987 THM 700-R4 production transmissions and Service Replacement Transmission Assemblies
(S.R.T.A..) were produced with these new vane rings.
Beginning June 17, 1987 (Julian date 168) all 1987 THM 200-4R transmissions were produced with these new vane rings.