Some E30 specs.
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kowalski

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Some E30 specs.
« on: March 10, 2006, 02:52:23 PM »
BMW E30 3 Series Specifications
By Jared Fenton

 

Engine Specifications:

Model   318i 1984-85   318i/is/iC 1990-92   325/e/es 1984-87   325i/is/iC/iX 1987-92   M3 1987-91
Engine Code    M10   M42B18   M20B27   M20B25   S14
Cylinders   4   4   6   6   4
Bore mm (in,)   89.0 (3.504)      89.0 (3.504)   89.0 (3.504)   93.4 (3.679)
Stroke mm (in,)   71.0 (2.795)      81.0 (3.189   75.0 (2.953)   84.0 (3.307)
Displacement cc (cu. In.)   1766 (107.8)   1796 (109.5)    2693 (164.0)   2492 (152.0)   2305 (140.6)
Compression Ratio   9.0:1   10.0:1   9.0:1   8.8:1   10.5:1
Horsepower SAE net @rpm   101 @ 5800    136 @ 6000   121 @ 4250   168 @ 5800   192 @ 6750
Torque lbs.-ft. @rpm SAE net   103 @ 4500   127 @ 4600   170 @ 3250   164 @ 4300   170 @ 4750
Fuel Delivery   Bosch L-Jetronic   Bosch Motronic   Bosch Motronic   Bosch Motronic 1.1    Bosch Motronic
Firing Order   1-3-4-2   1-3-4-2   1-5-3-6-2-4   1-5-3-6-2-4   1-3-4-2 *

 

Transmission Specifications:
*    Later 4 Cylinder cars equipped with either 4HP 22 or 4HP 22EH
**  Early 4 Cylinder cars were also equipped with the ZF S5-16 Transmission, check driver’s side of transmission casing for identification tag.
Model   318i 1984-85   318is/iC 1990-92   325/e/es 1984-87   325i/is/iC/iX 1987-92   M3 1987-91
Automatic Transmission Type   ZF 3 HP 22*   N/A   4HP 22 or 4HP 22EH   4HP 22 or 4HP 22EH   N/A
Manual Transmission Type   Getrag 240**   Getrag 260/5   Getrag 260   Getrag 260   Getrag 260/5
Manual Transmission Fluid    1.2 qt. (1.15 L)   1.2 qt. (1.1 L)    1.32 qt. (1.25 L)   1.32 qt. (1.25 L)   1.6 qt. (1.51 L)
Automatic Transmission Fluid    2.1 Qt. (2.0 L)    3.2 qt. (3.0 L)   3.2 qt. (3.0 L)   3.2 qt. (3.0 L)   N/A
 
Manual Transmission Gear Ratios:

Model   Getrag 240   Getrag 260   ZF S5-16   Getrag 260/5
1st Gear   3.72   3.83   3.72   3.72
2nd Gear   2.02   2.04   2.2   2.02
3rd Gear   1.32   1.34   1.4   1.32
4th Gear   1   1   1   1
5th Gear   0.81   0.8   0.81   0.8
Reverse Gear   3.45   3.54   3.46   3.46

 
Automatic Transmission Gear Ratios:
Model   ZF 3HP 22   ZF 4HP 22   ZF 4HP 22EH
1st Gear   2.73   2.48   2.48
2nd Gear   1.56   1.48   1.48
3rd Gear   1   1   1
4th Gear   N/A   0.73   0.73
Reverse Gear   2.09   2.09   2.09

 

Final Drive/ Differential Specifications:
Please keep in mind that several different ratios were available with these cars. These ratios are the stock specifications.

Model   318i 1984-85   318i/is/iC 1990-92   325/e/es 1984-87   325i/is/iC/iX 1987-92   M3 1987-91
Final Drive (Auto Trans.)   3.91:1   N/A   2.78:1   2.91:1   N/A
Final Drive (Manual Trans.)    3.91:1   4.10:1   2.78:1   3.73:1   4.10:1
Differential Fluid    0.95 qt. (0.9 L)    1.2 qt. (1.1 L)    1.9 qt. (1.7 L)   1.9 qt. (1.7 L)   1.9 qt. (1.7 L)




 
Fluids and Lubrication Capacities:
* Indicates oil amount with filter changed.
Model   318i 1984-85   318i/is/iC 1990-92   325/e/es 1984-87   325i/is/iC/iX 1987-92   M3 1987-91
Engine Oil    4.26 qt. (3.75 L)*   5.3 qt. (5.0 L)*   4.46 qt. (4.25 L)*   4.46 qt. (4.25 L)*   
Differential Fluid    0.95 qt. (0.9 L)    1.2 qt. (1.1 L)    1.9 qt. (1.7 L)   1.9 qt. (1.7 L)   1.9 qt. (1.7 L)
Brake Fluid   Top up as Needed   Top up as Needed   Top up as Needed   Top up as Needed   Top up as Needed
Power Steering Fluid   Top up as Needed   Top up as Needed   Top up as Needed   Top up as Needed   Top up as Needed
Engine Coolant   7.4 qt. (7.0 L)    6.9 qt. (6.5 L)   12.7 qt. (12.0 L)   11.0 qt. (10.5 L)    N/A

 

Spark Plug Specifications:
* Gap may have a +/- tolerance of 0.1mm (0.004 in.)
Model   318i 1984-85   318i/is/iC 1990-92   325/e/es 1984-87   325 1988   325i/is/iC/iX 1987-92
Spark Plug (Bosch)   WR9DS   F8 LCR   WR9LS   WR9LS   W8LCR
Spark Plug (NGK)   BPR 5 EIX   BKR 6 EK   ZGR 5 A   ZGR 5 A   N/A
Electrode Gap   0.8mm (0.032 in.)*   0.8mm (0.032 in.)*   0.7mm (0.027 in)*   0.7mm (0.027 in)*   0.7mm (0.027 in)*
Tightening Torque    17 ft./lbs.   17 ft./lbs.   17 ft./lbs.   17 ft./lbs.   17 ft./lbs.
   Model   318i 1984-85   318i/is/iC 1990-92   325/e/es 1984-87   325 1988   325i/is/iC/iX 1987-92
Spark Plug (Bosch)   WR9DS      WR9LS   WR9LS   W8LCR
Spark Plug (Beru)   RS 33      14 R/9 LS   14 R/9 LS   N/A
Electrode Gap   0.8mm (0.032 in.)*      0.7mm (0.027 in)*   0.7mm (0.027 in)*   0.7mm (0.027 in)*
Tightening Torque    17 ft./lbs.   17 ft./lbs.   17 ft./lbs.   17 ft./lbs.   17 ft./lbs.
   Model   318i 1984-85   318i/is/iC 1990-92   325/e/es 1984-87   325 1988   325i/is/iC/iX 1987-92
Spark Plug (Bosch)   WR9DS      WR9LS   WR9LS   W8LCR
Spark Plug (Beru)   RS 33      14 R/9 LS   14 R/9 LS   N/A
Electrode Gap   0.8mm (0.032 in.)*      0.7mm (0.027 in)*   0.7mm (0.027 in)*   0.7mm (0.027 in)*
Tightening Torque    17 ft./lbs.   17 ft./lbs.   17 ft./lbs.   17 ft./lbs.   17 ft./lbs.
   Model   318i 1984-85   318i/is/iC 1990-92   325/e/es 1984-87   325 1988   325i/is/iC/iX 1987-92
Spark Plug (Bosch)   WR9DS      WR9LS   WR9LS   W8LCR
Spark Plug (Beru)   RS 33      14 R/9 LS   14 R/9 LS   N/A
Electrode Gap   0.8mm (0.032 in.)*      0.7mm (0.027 in)*   0.7mm (0.027 in)*   0.7mm (0.027 in)*
Tightening Torque    17 ft./lbs.   17 ft./lbs.   17 ft./lbs.   17 ft./lbs.   17 ft./lbs.


 

Valve Clearance Specifications:
*    1/2 turn between cylinders (approx. 180 degrees)
**  1/3 turn between cylinders (approx. 120 degrees)
Model   318i 1984-85   318i/is/iC 1990-92   325/e/es 1984-87   325i/is/iC/iX 1987-92   M3 1987-91
Valve Clearance (warm)   0.25mm (0.010in.)    Non-adjustable   0.30mm (0.012in.)   0.30mm (0.012in.)   0.30mm (0.012in.)
Valve Clearance (cold)    0.20mm (0.008in.)   Non-adjustable   0.25mm (0.010in.)   0.25mm (0.010in.)   0.25mm (0.010in.)
Valve Adjustment Sequence    1-3-4-2 *   N/A   1-5-3-6-2-4 **   1-5-3-6-2-4 **   1-3-4-2 *





 

Vehicle Dimensions:

Model   318i 1984-85   318i/is/iC 1990-92   325/e/es 1984-87   325i/is/iC/iX 1987-92   M3 1987-91
Curb Weight (Manual Trans.)   2360 lbs.   2602 lbs   2654 lbs.   2813 lbs.   2865 lbs.
Curb Weight (Auto Trans.)   2380 lbs.   N/A   2698 lbs.   2865 lbs.   N/A
Curb Weight (Convertible)    N/A   2867 lbs.   N/A   3015 lbs.   N/A
Curb Weight (4 Door)    2450 lbs.   2657 lbs.   2765 lbs.   2895 lbs.   N/A
Wheelbase   101.2 in.    101.2 in.    101.2 in.    101.2 in.    100.9 in.
Weight Distribution front/rear   53/47   54/46   53/47   53/47   53/47
Fuel Capacity   14.5 gal. (54.88 L)   14.5 gal. (54.88 L)   14.5 gal. (54.88 L)   14.5 gal. (54.88 L)   14.5 gal. (54.88 L)
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txleadfoot

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Some E30 specs.
« Reply #1 on: July 23, 2009, 01:13:10 PM »
Dang, this is tough reading.  Is there a spreadsheet somewhere?
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bwawuz02

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Some E30 specs.
« Reply #2 on: August 04, 2009, 10:44:52 AM »
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trev0006

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Some E30 specs.
« Reply #3 on: March 24, 2010, 05:36:11 PM »
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rabidroco

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Some E30 specs.
« Reply #4 on: March 29, 2010, 09:32:05 AM »
why are the old 318's so much lighter??
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sheepdog

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Some E30 specs.
« Reply #5 on: March 31, 2010, 01:51:45 AM »
Safety devices, sound/heat insulation, electronics changes, and more add to the weight.
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