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Old 11-04-2012, 09:52 PM
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Quote:
1987 Chevrolet Camaro Drivetrain List

Yr Model Trans Engine
code/type CR Displ. HP Torque Induc-
tion Manual
std. Manual
opt.
(G92) Auto
std. Auto
opt.
(G92)
87 Sport Coupe
LT
RS* M5,A4 LB8 V6 8.9:1 2.8 (173) 135@4900 160@3900 MFI 3.42 ---- 3.42 ----
87 LT A4 LG4 V8 9.3:1 5.0 (305) 165@4400 245@2800 4bbl ---- ---- 2.73 ----
87 Z28 M5,A4 LG4 V8 9.3:1 5.0 (305) 170@4400 250@2800 4bbl 3.23 ---- 2.73 ----
87 Z28 A4 LB9 V8 9.3:1 5.0 (305) 190@4000 295@3200 TPI ---- ---- 2.73 ----
87 Z28 M5 LB9 V8 9.3:1 5.0 (305) 215@4400 295@3200 TPI 3.08 ---- ---- ----
87 IROC-Z A4 LB9 V8 9.3:1 5.0 (305) 190@4000 295@3200 TPI ---- ---- 2.73 3.23
87 IROC-Z M5,A4 LG4 V8 9.3:1 5.0 (305) 170@4400 250@2800 4bbl 3.23 ---- 2.73 ----
87 IROC-Z M5 LB9 V8 9.3:1 5.0 (305) 215@4400 295@3200 TPI 3.08 3.45* ---- ----
87 IROC-Z A4 L98 V8 9.3:1 5.7 (350) 225@4400 330@2800 TPI ---- ---- 3.27* ----
there ya go

if u have the g92 rpo code u will have 3:23's, if not u have 2:73 gears

G92 for 1987 required the following options:

5.0 TPI (LB9) Limited slip differential (G80) Rear disc brakes (J65)
Engine oil cooler (KC4)
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