Engine (parts, seals, gaskets)
Engine (rebuild parts)
Wheel, Hub & Tire
Wiper & Washer
W126 Standard Chassis Fuel Injection, Air & Turbo

909-762-3948 323-325-4255
W126 Standard Chassis 1981-1991
Models
300SD,SE, 380SE, SEC, 420SE, 500SE, SEC 560SE, SEC.

Parts directory W126
W126 Fuel Injection, Air & Turbo


Fuel Filters (Main)
Filter (A)
Filter (B)
Fuel Filters (Main) ('81-'85)
300SD
A Bosch
B Mahle


Accelerator Linkage
Linkage (B)
Linkage (C)
Accelerator Linkage
B Linkage (from mount to engine) - 300SD, ('81-'85) (Used)
C Linkage (from mount to engine) - 380SE,SEC, 500SEC,
560SEC ('81-'91) (Used)
Reman $ 301.60
Used 150.00
List 630.00

Accelerator Linkage
Mount (A)
Accelerator Linkage
A Mount (at fire wall) - 300SD, 380SE,SEC, 500SEC,
560SEC ('81-'91)


Fuel Filters (Main)
Filter (C)
Filter (D)
Fuel Filters (Main) ('81-'91)
380SE, SEC, 500SE,SEC, 560SEC.
C Bosch
D Meyle


Fuel Filters (In Line)
Filter (E)
Filter (F)
Fuel Filters (In Line) ('78-'85)
300D, 380SE, SEC, 500SE,SEC, 560SEC.
E Bosch
F Meyle - Clear

Fuel Filters (In Line)
Filter (G)
Fuel Filters (In Tank)
300SDL,SEL, 350SDL, 380SEL,420SEL, 500SEL, 560SEL
G In Tank Filter Screen


Fuel Injectors (Diesel)
Injector (A)
Injector (B)
Fuel Injectors (Diesel) ('81-'85)
300SD
A Bosch Turbo 135 bar 1pc - Standard replacement injector
B Monark Turbo 135 bar 1pc - High performance injector
The Monark injector has an improved spray pattern for more power, smoother idle, less smoke, and better overall performance. Should be installed in sets, do not mix with bosch
Price incl $10 core


Fuel Injector Sets
Injector Set (C)
Injector Set (D)
Fuel Injector Sets ('81-'85)
300SD
C Bosch - 135 bar (Set of 5) (Factory replacement)
D Monark Matched Sets - 135 bar (Set of 5) - matched to
within 50lbs. Built on Bosch bodies
Includes new heat shield washers and return line hose.
Includes $10.00 per injector core charge, reimbursed when old injectors are returned.

Fuel Injector Sets
Injector Set (E)
Fuel Injector Sets
E Bosio Matched Sets - Turbo 135 bar (Set of 5) - matched
to within 50lbs.
Includes new heat shield washers and return line hose.
Slight improvement over the Monark injectors. Better flow
rates and bench tests.
Includes $10.00 per injector core charge, reimbursed
when old injectors are returned.
F Fuel injector heat shield washer (1 pc) ('81-'85)
G Fuel injector heat shield washer (5 pcs)('81-'85)
Use one per injector, should be replaced with injectors to
assureproper seal.


Fuel Injector Pump
Fuel Injection Pump (A)
1985 California Version (B)
Fuel Injector Pump (Turbo 5 Cylinder)
300SD
A Fuel injection pump (Reman) ('81-'83)
B Fuel injection pump (Used) ('84-'85)
C Fuel injection pump with sending unit (Reman) ('84-'85)
D Fuel injection pump with sending unit (Used) ('84-'85)
Check for sending unit on motor side of pump


Fuel Injector Pump Parts
Fuel Injection Pump Gasket (A)
Solenoid Gasket (B)
Fuel Injector Pump Parts ('81-'85)
300SD
A Fuel injection pump gasket
B Solenoid gasket


Fuel Injector Pump Parts
Shut Down Solenoid (C,D)
Rack Dampener Screw (E)
Fuel Injector Pump Parts ('81-'85)
300SD
C Shut down solenoid (New)
D Shut down solenoid (Used)
E Rack dampener screw/idle adjustment. Upgraded version

Fuel Injector Pump & Parts
Mechanical Fuel Pump (A,B)
Fuel Injector Pump & Parts ('81-'85)
300SD
A Mechanical fuel pump (New)
B Mechanical fuel pump (Used)
Primer Pump
Mechanical Fuel Pump Gasket (C)
Primer Pump ('81-'85)
300SD
C Gasket for mechanical fuel pump
D Bosch primer pump - standard new version


Fuel Injector Lines
Line (A)
Line (B)
Fuel Injector Lines (5 Cylinder) ('81-'85)
300SD
A Fuel injector line (from lift pump to filter tower)
B Fuel injector line (from filter tower to fuel injection pump;
on back side of fuel injection pump) (Used Only)

Fuel Injector Lines
Line (C)
Fuel Injector Lines
300SDL,SEL, 350SDL, 380SEL,420SEL, 500SEL, 560SEL
C Fuel injector line - from fuel injection pump to fuel
injectors, Sets only. (Used)
Includes bracing.
Inspected for quality and condition.


Fuel Hoses
Hose (A)
Hose (B)
Fuel Hoses
300SDL,SEL, 350SDL, 380SEL,420SEL, 500SEL, 560SEL
A 6mm High Pressure fuel hose (1 meter length)
B Fuel injector overflow hose - 3.2 OD x 1.9 ID. (1 meter
length) If cut properly 1 meter is enough to connect 5
injectors, over to the fuel stand from # 5 and the plug at
# 1.


Fuel Hoses
Hose (C)
Hose (D)
Fuel Hoses
300SDL,SEL, 350SDL, 380SEL,420SEL, 500SEL, 560SEL
Exit hoses from fuel tank to metal line (to front fuel pump)
C 300SD ('81-'85)
D 380SE,SEC, 500SEC, 560SEC ('81-'91)


Fuel Hoses
Hose (E)
Hose (F)
Fuel Hoses
300SDL,SEL, 350SDL, 380SEL,420SEL, 500SEL, 560SEL
Fuel return hoses
E Fuel return Cigar Hose - 300SD (from fuel filter tower to
metal line (to fuel tank)) ('81-'85)
F Fuel return - 380SE,SEC, 500SEC, 560SEC (from metal
return line to fuel tank) ('81-'91)


Fuel Tank
Fuel Tank (A)
Fuel Take (B)
Fuel Tank
300SDL,SEL, 350SDL, 380SEL,420SEL, 500SEL, 560SEL
A Fuel tank
B Fuel tank
Reman $ 301.60
Used 150.00
List 630.00


Fuel Tank Parts
Sending Unit (A)
Sending Unit (B)
Sending Unit
300SD,SDLSEL, 350SDL, 380SE,SEC,420SEL, 500SE,SEC,SEL 560SEC,SEL.
In tank to signal fuel gauge
A Fuel tank sending unit - 300SD Reman
B Fuel tank sendig unit - 380SE, SEC, 500SEC, 560SEC
('81-'91) Reman


Fuel Tank Parts
Sending Unit Seal (C)
Filler Neck Seal (D)
Fuel Tank Seals ('81-'91)
300SDL,SEL, 350SDL, 380SEL,420SEL, 500SEL, 560SEL
C O-ring seal for fuel sending unit
D Filler neck seal


Fuel Tank Parts
Fuel Tank Cap (E)
Fuel Tank Cap (F)
Fuel Tank Cap ('81-'91)
300SDL, 350SDL, 380SE,SEC,420SEL, 500SE,SEC,SEL, 560SEL
E Fuel tank cap - metal OEM
F Fuel tank cap - plastic


Fuel Tank Parts
Fuel Tank Screen (G)
Fuel Tank Screen (H)
Fuel Tank Screen Filter (in tank)
300SDL,SEL, 350SDL, 380SEL,420SEL, 500SEL, 560SEL
G Fuel tank screen - 300SD ('81-'85)
H Fuel tank screen - 380SE,SEC, 500SEC, 560SEC
('81-'91)


Fuel Tank Parts
Fuel Door Lock Actuator (I)
Fuel Door Lock Actuator (J)
Fuel Door Lock Actuator
300SDL,SEL, 350SDL, 380SEL,420SEL, 500SEL, 560SEL
I Lock actuator - 300SD, 380SE, SEC, 500 SEC
J Lock actuator - 560SEC


Air Cleaner Parts
Air Cleaner Housing (A)
Air Cleaner Housing (B)
Air Cleaner Housing
300SD.
A Air cleaner housing ('81-'85)
Used only, Inspected for quality and proper operation, no damage some wear.


Air Cleaner Parts
Air Cleaner Housing (B)
Air Cleaner Housing (C)
Air Cleaner Parts
380SE,SEC, 500SEC, 560SEC
B Air cleaner housing - 6 cylinder (Used)
C Air cleaner housing - 8 cylinder (Used)


Air Filters
Filter (A)
Filter (B)
Air Filters (81- 85)
300SD
A Hengst
B Mann

Air Filters
Filter (C)
Air Filters
300SDL,SEL, 350SDL, 380SEL,420SEL, 500SEL, 560SEL
C Mahle - 1985 California version with filter mounted
behind passenger side front light
Reman $ 301.60
Used 150.00
List 630.00


Air Filters
Filter (D)
Filter (E)
Air Filters
380SE,SEC, 500SE,SEC, 560SEC
D Hengst
E Mann


Air Cleaner Bracket
Bracket (A)
Bracket (B)
Air Cleaner Bracket
300SD
A Bracket - improved version with added support at previously weak joints


Mounting Bushings
Bushings (A)
Bushings (B)
Mounting Bushings ('81-'91)
300SD, 380SE,SEC, 500SE,SEC.
A Round shape (3 pcs)
B Hex shape (3 pcs)

Air Cleaner Intake/Connecting Hoses
Housing to Turbo (A)
Housing to Turbo (B)
Air Cleaner Intake/Connection Hoses
300SDL,SEL, 350SDL, 380SEL,420SEL, 500SEL, 560SEL
A Hose from Turbo to Air Cleaner Housing.

Air Cleaner Intake/Connecting Hoses
Intake Hose to Housing (C)
Air Cleaner Intake/Connection Hoses
300SDL,SEL, 350SDL, 380SEL,420SEL, 500SEL, 560SEL
C Front to housing ('81-'85 except California)


Crankcase Breather Hoses
Crankcase (A)
Crankcase (B)
Crankcase Breather Hoses
300SDL,SEL, 350SDL, 380SEL,420SEL, 500SEL, 560SEL
A Crankcase breather hose
B Crankcase at valve cover

Crankcase Breather Hoses
Crankcase (C)
Crankcase Breather Hoses 300SD
C Crankcase breather hose

Heat Shield Washer (F,G)
Primer Pump (D)


Turbo and Related Parts
Turbo (A)
Turbo (B)
Turbo and Related Parts
A Turbo - 300SD (Used) ('81-'85 except California 85)
B Turbo - connects to trap can pollution control
device (Used) (California '85)
Match picture and port location for proper fit.
Reman $ 301.60
Used 150.00
List 630.00


Turbo and Related Parts
Housing O-Ring (C)
Intake Pipe to Turbo (D)
Turbo and Related Parts 300SD
C Air intake at air filter housing o-ring
D Intake pipe at turbo


Turbo and Related Parts
Upper Connection at top of Intake Pipe (E)
Breather at Fuel Tank (F)
Turbo and Related Parts
E Upper connection at top of intake pipe
F Breather at fuel tank


Airflow
Sensor Flange (A)
Meter Boot (B)
Airflow
380SEL, 420SEL, 500SEL, 560SEL.
A Sensor Flange
B Airflow meter boot

Airflow
Potentiometer (C)
Airflow
380SEL, 420SEL, 500SEL, 560SEL.
C Airflow potentiometer
D Airflow meter adjustment kit

Fuel Distributor
Distributor (A)
Fuel Distributor ('82-'85)
A 380SE, 500SEC
$300.00 core charge, Return old unit for refund. Return packaging materials included

Electro Hydraulic Actuator
FI Electro Hyd Actuator Valve (A)
Electro Hydraulic Actuator
380SE, SEC, 500SEC
A Fuel Injection electro hydraulic actuator valve - New
B Fuel Injection electro hydraulic actuator valve - Used
Used units are inspected for condition and proper operation.


FI Injection Idle Control Valve
Valve (A)
Valve (B)
Fuel Injection Idle Air Control Valve
A Valve - 380SEL, 500SEL ('82-'85)
B Valve - 420SEL, 560SEL ('86-'91)


FI Idle Control Unit
Unit (A)
Unit (B)
Fuel Injection Idle Control Unit
A Unit - 380SE, SEC, 500SEC ('82-'85)
B Unit - 560SEC ('86-'91)


FI Lambda Control Unit
Unit (A)
Unit (B)
Fuel Injection Lambda Control Unit
A Unit - 380SE, SEC, 500SEC ('82-'85)
B Unit- 560SEC ('86-'91)
Reman $ 301.60
Used 150.00
List 630.00


FI Pressure Regulator
Regulator (A)
Regulator (B)
Fuel Injection Pressure Regulator
A Regulator - 380SE,SEC, 500SEC ('82-'85)
B Regulator - 560SEC ('86-'91)


Fuel Injectors (Gas)
Injector (A,B)
Injector (C,D)
Fuel Injectors (Gas)
A Bosch - (1pc) 380SE,SEC, 500SEC ('82-'85)
B Bosch - (set of 8) 380SE,SEC, 500SEC ('82-'85)
C Bosch - (1pc) 560SEC ('86-'91)
D Bosch - (set of 8) 560SEC ('86-'91)


Fuel Injector Seal and Sleeve
Seal (A,B)
Sleeve (C,D)
Fuel Injector Seal and Sleeve ('82-'91)
A Seal - (1pc) 380SE,SEC, 500SEC, 560SEC
B Seal - (set of 8) 380SE,SEC,500SEC, 560SEC
C Sleeve - (1pc) 380SE,SEC, 500SEC, 560SEC
D Sleeve - (set of 8) 380SE,SEC, 500SEC, 560SEC


Fuel Pump (Electric)
Pump (A)
Pump (B)
Fuel Pump (Electric) 82-'85
380SE,SEC, 500SEC.
A Bosch
B Meyle
2 units required per car.


Fuel Pump (Electric)
Pump (C)
Pump (D)
Fuel Pump (Electric) 86-91
560SEC
C Bosch
D Meyle
2 units required per car.

Fuel Pump Mount
Mount (A)
Fuel Pump Mount
A Rubber mount

Meter Kit (D)
The Monark Injector is one of the most significant
performance upgrades you can add to your car and for
the price, by far the best bang for the buck out there.


Fuel Distributor
Distributor (B)
Fuel Distributor ('86-'91)
B 560SEC
$300.00 core charge, send old unit back for refund. Return packaging materials included.