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Home > Technical Articles > Bosch Mechanical Fuel Injection

BOSCH MECHANICAL FUEL INJECTION
PUMP ASSEMBLY SECTION

Pump parts diagram

For a much larger clearer image of the Parts breakdown Diagram click here
BOSCH MECHANICAL FUEL INJECTIONPUMP ASSEMBLY SECTION 

KEY NO.PARTPART NO.NO.
1Pump housing1 415 106 3981
2Roller tappet1 418 700 0136
3pin1 413 124 0196
4Bush1 410 300 0366
5aRoller 14.40mm (outer Ø) 2 410 300 0006
b14.521 410 300 150as req.
c14.641 410 300 151 
d14.761 410 300 152 
e14.881 410 300 153 
f15.001 410 202 005 
g15.121 410 300 154 
h15.241 410 300 156 
i15.361 410 300 158 
k15.481 410 300 160 
l15.601 410 300 161 
m15.721 410 300 095 
n15.841 410 300 062 
o15.961 410 300 064 
p16.081 410 300 065 
6Spring plate1 410 122 0866
7Pressure spring1 414 617 0016
8Top spring plate1 410 501 0006
9Support1 410 326 0046
10Toothed clamp1 410 326 0026
11Lenshead screw1 413 417 0506
12aShaft spring (with 13a)1 414 651 0693
b(with 13b)1 414 651 0013
13aPiston (controls left bank)1 418 303 0303
b(controls right bank)1 418 403 0043
14Pressure valve complete1 417 412 0016
15Washer1 410 206 0206
16Pressure valve holder1 413 321 0456
17Control rack1 416 006 0051
18Protective plastic cap (pump rear)1 410 508 0081
19Washer                             ) with part 17 on1 410 100 0341
20Circlip (9x1 DIN 471)      ) pump front2 916 640 0061
21Hollow bolt2 911 210 7032
22Inlet fuel pipe banjo fitting                      ) for inlet and1 413 385 0022
23Gasket (A 14x18 DIN 7603 - Copper) ) outlet points2 916 710 6094
24Camshaft1 416 106 0131
25aBush (pump rear)1 410 202 0381
b(pump front)1 410 500 0161
26aShim 0.1mm thick1 410 101 610as req.
b0.121 410 101 612as req.
c0.141 410 101 614as req.
d0.151 230 101 609as req.
e0.161 410 101 616as req.
f0.181 410 101 618as req.
g0.31 230 101 608as req.
h0.51 410 101 620as req.
27Washer1 410 101 6002
28aGrooved roller bearing (6203 DIN 625) (inner fitting)1 900 900 3051
bSupport roller bearing (L 17a DIN 615) (outer fitting)1 900 900 0181
29Thrust washer1 420 282 0011
30Bearing housing (pump rear)1 415 501 0061
31Screw (AM 6x15 DIN 84-8.8)2 910 022 1964
32Spring washer (6 DIN 7980)2 916 580 0034
33Oil inlet pipe1 413 356 0031
34Gasket (A 10x13.5 DIN 7603 - Copper)2 916 710 6051
35aCover plate (with part 36) (pump outer face)1 415 606 1061
b(pump back face)1 415 606 1041
36Gasket1 411 015 0411
37Screw (AM 6x12 84-8.8)2 910 022 19312
38Oil return pipe (with part 35b)1 413 350 0021
39Gasket (A 14x18 DIN 7603 - Copper)2 916 710 6091
40Base plate (bottom of part 1)1 415 606 0531
41O-ring seal1 410 206 0011
42Screw (AM 6x10 DIN 84-8.8)2 910 022 1914
43Hex nut (M 12 DIN 936)2 915 052 0091
44Spring washer (B 12 DIN 137 - steel)2 916 063 0151
45Disk spacer (3x6.5 DIN 6888)1 900 023 0071
50Shaft1 413 100 0321


DISCLAIMER
These are generic diagrams and meant to be a guide only.
Some parts and numbers may not match your particular model MFI pump/regulator.

Courtesy of
Mike Gillies
1972 911T
Brisbane, Australia
Email: mike.gillies@dnr.qld.gov.au

Updated 25/4/98 Porsche Car Club of Queensland

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