Volvo 240 Owner's Manual page 134

Volvo 1990 240 Model
Type Positive pressure, closed system
Thermostat begins to open at 188.6 ° F
Fan belts, designation HC-38 x 918 (two)
Coolant: Volvo Coolant type C (blue-green)
Fuel system
The engine is equipped with an electronic fuel injection system.
Ignition System
Firing order 1-3-4-2
Ignition setting (12 ° B.T.D.C. at 750 rpm)
Spark plugs Bosch WR7DC (or equivalent)
Spark plug gap 0.028-0.032" (0.7-0.8 mm)
Tightening torque 15-22 ft. lbs. (20-30 Nm)
Distributor, direction of rotation Clockwise
pg. 101 Specifications
POWER TRANSMISSION
Manual or automatic transmission. Hypoid type final drive.
Manual transmission M47 II
Reduction ratios:
1st gear 4.03:1
2nd gear 2.16:1
3rd gear 1.37:1 Rear axle reduction ratio:
4th gear 1.00:1 3.31:1
5th gear 0.82:1
Reverse 3.68:1
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