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Whizbang
02-12-2009, 12:02 AM
Base Specifications of the JC / Eunos Cosmo

1990 / 1991 / 1992

Specifications

Wheelbase: 108.3 inches
Length: 189.6 inches
Width: 70.7 inches
Height: 51.4 inches
Ride Height: ???
Track: Front 59.8 / Rear 59.4
Curb Weight: 3,461 lbs

13B-REW: 19.0 Gal fuel tank
20B-REW: 22.5 Gal fuel tank


There were two engine options available, a 13B-REW and a 20B-REW.

20B-REW - Three-rotor coupled to twin Hitachi turbochargers producing 300hp @ 6500 rpms and 296 lbft @ 3000 rpms
13B-REW - Two-rotor coupled to twin Hitachi turbochargers producing 236hp @ 6500 rpms and 216 lb ft @ 3000 rpms


There was only one transmission option available, a JATCO 4 speed automatic but the ratios vary based on the engine selection.

The gear ratios for the 20B-REW are as follows:
1st: 2.78
2nd: 1.54
3rd: 1.00
4th: 0.69

The gear ratios for the 13B-REW are as follows:
1st: 3.03
2nd: 1.62
3rd: 1.00
4th: 0.69

The differential options also varied based on the engine selection.

For the 20B-REW:

Final drive ratio of 3.91
Viscous LSD from 1990 to 1991
Torsen LSD from 1992 to 1995

For the 13B-REW:

Final drive ratio of 4.30
Open differential standard from 1990 t0 1993
Viscous LSD optional from 1990 to 1991
Torsen LSD (optional for 1992 / 1993) from 1992 to 1995


1993 / 1994 / 1995

Whizbang
02-12-2009, 12:04 AM
Vin Number Information

The following portions of the vin orient to the engine option.

JC3SE = 13B-REW (Series 1)
JCESE = 20B-REW (Series-1)

JC3S = 13B-REW (Series-2)
JCES = 20B-REW (Series-2)

Paint Code Information

The following is the available colors by year. White was a special order color only and not included on the list, but some where produced in that scheme.

1990
Brave Blue
Brilliant Black
Classic Red
Meteor Blue Metallic
Passion Rose
Passion Yellow Mica (a 200,000 yen option)
Silver Mist
Titanium Gray

1991
Brave Blue
Brilliant Black
Classic Red
Meteor Blue Metallic
Passion Rose
Passion Yellow Mica (200,000 yen option)
Silver Mist
Titanium Gray

1992
Brave Blue
Brilliant Black
Classic Red
Passion Rose
Silver Mist
Titanium Gray

1993
Brave Blue
Brilliant Black
Classic Red
Passion Rose
Silver Mist
Titanium Gray

1994
Black Forest
Brilliant Black
Classic Red
Creek Blue Mica
Silver Stone Mica

1995
Black Forest
Brilliant Black
Classic Red
Creek Blue Mica
Silver Stone Mica

Production Numbers

1990 - 4,325
1991 - 1,700
1992 - 1,373
1993 - 711
1994 - 435
1995 - 331

Grand total of 8,875 produced.

Numbers based on Engine Option by Vin
13B - JC3SE-100016 - to - JC3SE-120150 24-Feb-90 - 26-Jan-94. Total = 4,536
20B - JCESE-100034 - to - JCESE-120084 23-Feb-90 - 07-Feb-94. Total = 3,568
13B - JC3S - 100001 - to - JC3S - 100520 16-Mar-94 - 22-Aug-95. Total = 380
20B - JCES - 100001 - to - JCES - 100633 23-Feb-94 - 06-Sep-95. Total = 369

Total 13B = 4325 Total 20B = 3937