Claims
- 1. An integrated air-fuel module, comprising:an intake manifold base; and at least one valve cover integrally molded in a bottom of the intake manifold base.
- 2. The integrated air-fuel module of claim 1 further comprising an air filter mounted on a top of the intake manifold base.
- 3. The integrated air-fuel module of claim 2 further comprising a throttle body mounted on the top of the intake manifold base and an output tube connected between the throttle body and the air filter.
- 4. The integrated air-fuel module of claim 3 further comprising a positive crankcase ventilation valve mounted on the intake manifold base.
- 5. The integrated air-fuel module of claim 4 further comprising an exhaust gas recirculation valve mounted on the intake manifold base.
- 6. The integrated air-fuel module of claim 5 further comprising a proportional purge solenoid mounted on the intake manifold base.
- 7. The integrated air-fuel module of claim 6 further comprising at least one fuel rail mounted on the intake manifold base.
- 8. The integrated air-fuel module of claim 7 further comprising at least one injector mounted to the at least one fuel rail.
- 9. The integrated air-fuel module of claim 8 further comprising intake manifold runners molded in the intake manifold base.
- 10. The integrated air-fuel module of claim 9 further comprising a fuel inlet tube connected to the at least one fuel rail.
- 11. The integrated air-fuel module of claim 10 further comprising a second fuel rail mounted to the intake manifold base and a cross-over fuel tube connecting the two fuel rails.
- 12. The integrated air-fuel module of claim 11 further comprising a manifold absolute pressure sensor mounted on the intake manifold base.
- 13. The integrated air-fuel module of claim 12 further comprising a charge air temperature sensor mounted on the intake manifold base.
- 14. The integrated air-fuel module of claim 13 further comprising a cover mounted to the intake manifold base and covering substantially all of the intake manifold base including the throttle body.
- 15. The integrated air-fuel module of claim 14 further comprising clips for attaching the cover to the intake manifold base.
- 16. The integrated air-fuel module of claim 15 further comprising an electronic control unitmounted to the intake manifold base.
- 17. The integrated air-fuel module of claim 16 further comprising an electrical wiring harness mounted to the intake manifold base, the electrical wiring harness comprising an electrical connector at one end and comprising electrical wires respectively connected to the at least one injector, the absolute manifold pressure sensor, the proportional purge solenoid, the throttle body, the exhaust gas recirculation valve, the electronic control unit and the charge air temperature sensor.
- 18. The integrated air-fuel module of claim 17 further comprising an oil cap and oil inlet tube mounted to the intake manifold base.
- 19. The integrated air-fuel module of claim 2 further comprising a cradle member mounted to the intake manifold base for supporting the air cleaner.
- 20. A method of assembling an engine comprising: assembling an integrated air-fuel module at a first location; and attaching the integrated air-fuel module to the engine at a second location wherein the step of assembling the integrated air-fuel module further comprises: providing an intake manifold base having at least one valve cover integrally molded in a bottom of the intake manifold base and having integral manifold runners; mounting an air filter on a top of the intake manifold base; mounting a throttle body on the top of the intake manifold base and connecting the throttle body to the air filter with an output tube.
- 21. The method of claim 20 wherein the step of assembling the integrated air-fuel module further comprises mounting a positive crankcase ventilation valve, an exhaust gas recirculation valve, a proportional purge solenoid, and at least one fuel rail to the intake manifold base.
- 22. The method of claim 21 wherein the step of assembling further comprises mounting a second fuel rail to the intake manifold base and connecting the two fuel rails with a cross-over fuel tube.
- 23. The method of claim 22 wherein the step of assembling further comprises mounting a manifold absolute pressure sensor, a charge air temperature sensor, an electronic control unit, an oil cap and an oil inlet tube to the intake manifold base.
- 24. The method of claim 23 wherein the step of assembling further comprises mounting a cover to the intake manifold base which covers substantially all of the intake manifold base including the throttle body.
- 25. The method of claim 23 wherein the step of assembling further comprises connecting an electrical wiring harness to at least one injector, the absolute manifold pressure sensor, the proportional purge solenoid, the throttle body, the electronic control unit and the charge air temperature sensor.
- 26. The method of claim 20 wherein the step of providing an intake manifold base includes the step of providing an intake manifold base having two valve covers integrally molded in the bottom of the intake manifold base and further includes the step of molding the intake manifold base in two pieces made of a plastic material and welding the two pieces together to form the intake manifold base.
Parent Case Info
This application claims the benefit of priority from provisional patent application serial number 60/089,094, filed Jun. 12, 1998.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
5713323 |
Walsh et al. |
Feb 1998 |
|
Provisional Applications (1)
|
Number |
Date |
Country |
|
60/089094 |
Jun 1998 |
US |