Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSOLDSMOBILE1991TORONADO V6-3800 3.8LREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINEOIL PUMP, ENGINE
1991 Oldsmobile Toronado V6-3800 3.8L
Oil Pump, Engine
1991 Oldsmobile Toronado V6-3800 3.8LSECTION Oil Pump, Engine
Vin C & L, Gear Values
| Gear Backlash | 0.006 |
| Gear To Body Clearance | 0.008-0.015 |
| Gear Endplay Note: Measured between pump cover and end of gears using straightedge & feeler gauge. | 0.0010-0.0035 |
| Gear Pocket Depth | 0.4610-0.4625 |
| Gear Pocket Diameter | 3.508-3.512 |
| Relief Valve To Body Clearance | 0.0015-0.0030 |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.