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 MANUALSPONTIAC1987GRAND PRIX BROUGHAM, 5.0 HREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESPECIFICATIONSE4ME 4-BBL SPECIFICATIONSPECIFICATIONS - ROCHESTER E4ME CARBURETOR5.0L V8, (VIN F)
1987 Pontiac Grand Prix Brougham, 5.0 H
5.0L V8, (VIN F)
1987 Pontiac Grand Prix Brougham, 5.0 HSECTION 5.0L V8, (VIN F)
ROCHESTER E4ME CARBURETOR SPECS (5.0L VIN "F")
| Carburetor Number | Specification | ||
|---|---|---|---|
| 17084525 | |||
| TPS | .41 Volts, At Curb Idle With ISC Retracted. | ||
| ISC | |||
| Minimum | 475, In Drive. | ||
| Maximum | 750, In Drive. | ||
| Idle Mixture | Set Rich Stop Screw At 4/32". Set Air Bleed Setting 1.756. | ||
| Lean Screw | 1.304 | ||
| Idle Screw | 3 | ||
| Vacuum Break | |||
| Primary | 25Β° | ||
| Secondary | 36Β° | ||
| 17084527 | |||
| TPS | .41 Volts, At Curb Idle With ISC Retracted. | ||
| ISC | |||
| Minimum | 475, In Drive. | ||
| Maximum | 750, In Drive. | ||
| Idle Mixture | Set Rich Stop Screw At 4/32". Set Air Bleed Setting 1.756. | ||
| Lean Screw | 1.304 | ||
| Idle Screw | 3 | ||
| Vacuum Break | |||
| Primary | 25Β° | ||
| Secondary | 36Β° | ||
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.