PFI (Port Fuel Injection)
Bosch MFI Repair Manual - Download as KL. Is a new design fitted for the first time as a 6-cylinder version to Porsche models 911 E On pump-s with oil block 1991 porsche 911 3.6l h6 fuel/air: fuel pump auto. Setting up or tuning this pump is a laborious procedure. It is described in the Porsche publication #4532.20 (and #4532.21) entitled 'Mechanical Fuel Injection check,measure,adjust.' Basically this Porsche publication has a ten point checklist for setting up the Bosch pump: 1. Air cleaner element. Compression loss and leakdown.
Bosch Port Fuel Injectors (PFI) have a robust design and are capable of using Ethanol fuel (E100). All Bosch fuel injectors released to the aftermarket are OE fit, form and function, and are produced to OE specifications. The Bosch fuel injector has a return rate of 1 part per million (PPM), making Bosch the industry benchmark.
1969 911E restart after MFI Pump retime - Duration: 1:26. Jim Dunham 223 views. Testing Gas Fuel Injectors - Early Bosch MFI Fuel Injection Part 4 w/ Kent Bergsma - Duration: 14:00. Mercedessource Product - Now covers both upper and lower pump sections. Ironcad keygen crack. Read description for full details. These early “short style” electric fuel pumps are very prone to leaking fuel because the rubber case o-ring seals harden with age. New pumps are no longer available and rebuilt are over $1000! If you risk buying a used one it will probably end up leaking or seeping fuel too.
GDI (Gasoline Direct Injection)
Bosch Gasoline Direct Injection (GDI) provides the basis for a cleaner and more economical engine generation. At the same time, it contributes to the current engine downsizing trend.
Carrera 2.7 MFI References
The following links are relevant to the 1974-1976 Carrera 2.7 MFI (aka Euro Carrera) originally produced by Porsche with the RS spec 911/83 engine.
Articles on Carrera MFI- Out of the Shadows (Hemming's Sport & Exotic article on the Euro Carrera)
- 1975 Euro Carrera 2.7 'Soul Legend' article (Total 911, May 2008)
- Porsche Carrera 2.7: Black and White (Classic Driver)
- DDK: 1974 Carrera Coupe Restoration (Excellent!!!)
- SoloPorsche.com Carrera MFI thread (Spanish)
- PorscheMania.it (Italian)[4][5]
- 1974 Porsche Colors (U.S. market dealer book): cover | fabric | codes | paint
- 1975 Porsche Colors (U.S. market dealer book): cover | fabric | paint
- Porsche PET Parts Catalog 1974-1977 (modern version)
MFI Resources
- MFI Check Measure Adjust Manual (4532.20)
- MFI Werks (MFI pump rebuilds)
Related Info
- DDK - Die Deutschen Klassiker (UK)
- Elferliste Service Forum (German)
- Carrera 3.0 Site (and Registry)
Books
The soul of the legendary Carrera 2.7 RS lives on within the Carrera 2.7 MFI
Serious automotive enthusiasts consider Porsche’s Carrera 2.7 RS to be the archetypical 911…and deservedly so. The cars are light, responsive, purposeful and the type 911/83 engine delivers scintillating performance. Over the last 40 years the 2.7 RS has been covered in dozens of books and articles. Yet its successor – a car with the identical engine and similar DNA – remains either unknown or misunderstood even by long-time Porsche enthusiasts. That car is the Carrera 2.7 MFI. This book tells the complete story of these remarkable, unheralded sports cars.
Bosch Mfi Pump Manual Download
The Carrera 2.7 book has been meticulously researched using the Porsche factory archives, private collections, period documentation and intensive study. The book attempts to cover everything an owner, restorer, historian or enthusiast would want to know about this intriguing 911 variant. Content includes comprehensive discussion of original options, photos of key details, insights into factory production, competition history and a considerable amount of material never before published. Although primarily focused on the top-of-the-line mechanically-fuel injected Carrera 2.7, this book will also prove valuable to enthusiasts of any of the Porsche 911 and 930 Turbo models produced during the mid-1970s.
Bosch Mfi Pump Manual Pdf
Carrera RS (2015 Edition) | Porsche 911: 1971-1977 |
Porsche 911 Story | MFI Pump, 1969-1973 DIY Step-by-Step Guide |