The P-size injection pump, although not physically the largest unit manufactured by Robert Bosch, is the biggest pump that is used on high-speed heavy-duty type…
Category: Bosch Fuel Systems
Partial section through a MW (heavy duty version) inline injection pump 1, bolted retaining flange for the plunger and barrel assembly; 2, delivery valve; 3,…
The MW injection pump differs considerably from the M and A shown so far; however, the MW is very similar in design to the larger…
Bosch model PES (pump enclosed camshaft, and Aange mounted to the engine): 1, delivery valve holder; 2, filler piece; 3, delivery valve spring; 4, pump…
Bosch model A Injection pump assembly: 1, delivery valve; 2, pump barrel; 3, pump plunger; 4, control rod/rack; 5, control sleeve; 6, plunger return spring;…
When the individual pumps are contained in a single housing with their high-pressure fuel outlets arranged in a straight line, the assembly is referred to…
Section through a type PFR(roller tappet) single-cylinder injection pump 1, delivery valve holder; 2, delivery valve; 3, pump barrel; 4, pump plunger; 5, fuel control…
Section through a model PF 10 pump: delivery valve; 2, bleeder screw; 3, pump barrel; 4, pump plunger; 5, control rod; 6, control sleeve; 7,…
Section through a type PFE1Q compact individual jerk pump used on small-bore displacement diesel engines) , delivery valve; 2, delivery valve holder; 3, housing; 4,…
Bosch PF Injection Pumps Various Models