Hey guys and gals. I have noticed a lot of people asking what size bars they have, and after being under the nose of a salvage yard IROC on Tuesday, I thought I would take some time and clear some questions up.
I got all this info from my parts and illustration manual. Those things really help a lot, and if you do a lot of part searching, I would get one...it'll save you a lot of time. Also, look into the CD rom version listed on the home page.
FYI, RPO codes are as follows from the decoder:
F41 : SUSPENSION SYSTEM, FRT, RR, FIRM RIDE, HANDLING
FE1 : SUSPENSION SYSTEM, S0FT RIDE
FE2 : SUSPENSION SYSTEM, RIDE HANDLING
FE3 : SUSPENSION SYSTEM, SPORT
Unable to locate code ZK3 in our database!
Z28 : MERCHANDISED PKG, SPECIAL PERFORMANCE
ZK3 is the export model so if you have one, you know who you are. Part numbers follow the descriptions.
91 F41 FRONT (34 MM) 14094339
91 F41 REAR (21 MM) 10021221
(REAR POSSIBLY FE2 ALSO)
91 FE2 FRONT (36 MM) 14094344
91 FE2 REAR (24 MM) 10035033
90 (NO CODE GIVEN) FRONT (36 MM) 14094344
90 (NO CODE GIVEN) FRONT (34 MM) 14094339
90-91 FE1 FRONT (30 MM) 14047916
90 (NO CODE GIVEN) REAR (24 MM) 10035033
89 FE2 FRONT (36 MM) 14094344
89-91 FE1 REAR (18 MM) 10021220
87-89 FE2,F41 FRONT (34 MM) 14094339
88-90 FE2,F41 REAR (21 MM) 10021221
87-89 EXCEPT FE2,F41 FRONT (30 MM) 14047916
87-88 EXCEPT FE2,F41 REAR (18 MM) 10021220
86 (NO CODE GIVEN) FRONT (27 MM) 14019268
86-87 EXCEPT ZK3/Z28 FRONT (30 MM) 14047916
86 ZK3/Z28 FRONT (34 MM) 14094339
86 EXCEPT ZK3/Z28 REAR (18 MM) 10021220
85 FE2 FRONT (34 MM) 14073013
85-87 FE2 REAR (24 MM) 10035033
85-86 ZK3 REAR (21 MM) 10021221
85-86 Z28 (EXCEPT FE2) REAR (21 MM) 10021221
84-85 ZK3/Z28 FRONT (32 MM) 14047917
84-85 EXCEPT F41, ZK3/Z28 FRONT (27 MM) 14019268
82-83 (EXCEPT Z28,F41) FRONT (27 MM) 14019268
82-83 Z28 FRONT (32 MM) 14047917
82-85 F41 FRONT (30 MM) 14047916
82-84 Z28 REAR (21 MM) 10021221
82-85 F41 REAR (18 MM) 10021220
That ought to do it. Some had no "codes" and I have no idea what the hell that means. So by checking these codes against what is in your car, you should be able to verify what bars you have.