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 MANUALSBUICK1985ELECTRA V6-260 4.3L DSLREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINEOIL PUMP, ENGINE
1985 Buick Electra V6-260 4.3L DSL
Oil Pump, Engine
1985 Buick Electra V6-260 4.3L DSLSECTION Oil Pump, Engine
| Gear Backlash | .0004-.0075 Inch (in) |
| Gear To Body Clearance | .0015-.0045 Inch (in) Note: Maximum |
| Gear End Play Note: Measured between pump cover and end of gears using straight edge feeler gauge. | .0005-.0075 Inch (in) |
| Depth | 1.500-1.509 Inch (in) |
| Diameter | 1.5338-1.55392 Inch (in) |
| Pump Gear Thickness | 1.5075-1.5095 Inch (in) |
| Pump Gear Diameter | 1.529-1.531 Inch (in) |
| Relief Valve To Body Clearance | .0025-.0050 Inch (in) |
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.