Automotive Torque Specifications
 Home Geo Geo Storm 1990-93

Geo Storm 1990-93

Engine

1.6L ( DOHC )
Component Torque
Air Intake Plenum-to-Intake manifold Bolts 17 ft. lbs.
Camshaft Bearing cap Bolts 89 inch lbs.
Camshaft Sprocket-to-Camshaft Bolt 43 ft. lbs.
Crankshaft Center Bolt 87 ft. lbs.
Cylinder Head Bolts ( in sequence ) Step 1 29 ft. lbs.
Step 2 58 ft. lbs.
Exhaust Manifold Bolts and Nuts 30 ft. lbs.
Flywheel/Driveplate Bolts 1990 Manual 58 ft. lbs.
Automatic 47 ft. lbs.
1991-93 Step 1 22 ft. lbs.
Step 2 Note
Idler Pulley Bolts 22 ft. lbs.
Intake Manifold Bolts and Nuts 17 ft. lbs.
Main Bearing Cap Bolts 44 ft. lbs.
Oil Pan Bolts and Nuts 89 inch lbs.
Oil Pump Bolts 89 inch lbs.
Oil Pump Cover Screws 89 inch lbs.
Oil Pump Relief Valve Plug 27 ft. lbs.
Rear Main Oil Seal Retainer Bolts 89 inch lbs.
Rear Mount Center Bolts 76 ft. lbs.
Rear Mount-to-Transaxle Case Bolts 37 ft. lbs.
Rod Bearing Nuts 1990 36 ft. lbs.
1991 Step 1 11 ft. lbs.
Step 2 Note
Throttle Body-to-Air Intake Plenum Bolts 16 ft. lbs.
Timing Belt Cover Bolts 89 inch lbs.
Timing Belt Tensioner 31 ft. lbs.
Valve Cover Bolts 26 inch lbs.
                  Note Tighten bolts an additional 45 to 60 degrees

Fig. 1 Cylinder head bolt torque sequence-1.6L & 1.8L ( DOHC )

Fig. 2 Timing mark alignment-1.6L & 1.8L ( DOHC )

Fig. 3 Main bearing cap torque sequence-All

Fig. 4 Firing order and cylinder location-All

 

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