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Home >> Oldsmobile >> 1989 >> Custom Cruiser >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - 2.8L/3.1L PFI >> Torque Specifications

Torque Specifications

TORQUE SPECIFICATIONS

Application Ft. Lbs. (N.m)
Cold Start System 2.8L (VIN S)
Fuel Rail Fitting 26 (35)
Cold Start Bolt & Fuel Nut 20 (27)
EGR Tube (2.8L VIN S) 19 (26)
Fuel Line Nuts
Inlet Line
2.8L (VIN W) & 3.1L 17 (23)
2.8L (VIN S) 20 (27)
Return Line
2.8L (VIN W) & 3.1L 17 (23)
2.8L (VIN S) 20 (27)
Fuel Rail Bolt (2.8L VIN S) 19 (26)
Fuel Rail Fuel Line Fittings
Inlet Fitting (2.8L (VIN W) & 3.1L) 35 (48)
Return Fitting (2.8L (VIN W) & 3.1L) 30 (40)
IAC Valve (2.8L VIN S) 13 (18)
Plenum Bolts 16 (22)
Throttle Body Bolt 19 (26)
INCH Lbs. (N.m) 
Coolant Cover 27 (3.0)
Fuel Block-To-Rail Bolts (2.8L VIN S) 44 (4.9)
Fuel Rail Bolt (2.8L (VIN W) & 3.1L) 88 (10)
IAC Valve Retaining Screw 18 (2.0)
Pressure Regulator-To-Bracket Bolts (2.8L VIN W) 28 (3.2)
TPS Retaining Screw 18 (2.0)
Vacuum Fitting Cover 30 (3.4)