RX7 2RTR- 1308cc 1.3L FI (1987)
Companion Flange: Technical Service Bulletins
Differential - Oil Seal and Companion Flange Modified
Category 9
Applicable Model/s 1987 RX-7 TURBO
Subject
OIL SEAL AND COMPANION FLANGE
Bulletin No. 006/86
Issued
9/22/86
Revised
OIL SEAL AND COMPANION FLANGE ASSEMBLY
DESCRIPTION
The following modifications were made to improve the sealing ability of the differential oil seal:
1.
The hardness of the oil seal has been increased.
2.
The smoothness of the machined surface on the companion flange which contacts the oil seal has been improved.
VIN OF PRODUCTION CHANGE
RX-7 Turbo:
JM1FC332 H0155556
June, 1986
PARTS INFORMATION
PART NUMBER
NEW
OLD
DESCRIPTION
INTERCHANGEABILITY
P090 27 100E
P090 27 100D
Differential, Limited-Slip
NEW --> OLD
P016 27 120E
P016 27 120D
Companion Flange
NEW --> OLD
P016 27 165A
P016 27 165
Oil Seal
NEW --> OLD