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1985 Mercedes Benz 300SD Base Sedan 126.120 L5 3.0L

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Your Vehicle 1985 Mercedes Benz 300SD Base Sedan 126.120 L5 3.0L
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1985 Mercedes Benz 300SD Base Sedan 126.120 L5 3.0L Engine Parts & Accessories

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Remanufactured Water Pump

ES#2681864 - 110200172080KT - Remanufactured Water Pump - Price includes a $9.50 refundable core charge - Genuine Mercedes Benz - Mercedes Benz

Price includes a $9.50 refundable core charge

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2681864
Mfg#:
110200172080KT
Ships in 3 Business Days
$233.99

This product was last offered at the strikethrough price on
05-05-2026

$232.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Water Pump

ES#4758633 - 0008356964 - Auxiliary Water Pump - Restore heating / cooling with this new unit - URO - Mercedes Benz

Restore heating / cooling with this new unit 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4758633
Mfg#:
0008356964
Ships in 1 Business Day
$207.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Sender Unit

ES#1618830 - 0065429417 - Oil Pressure Sender Unit - Senses engine oil pressure and sends the signal to the oil pressure gauge - Genuine Mercedes Benz - Mercedes Benz

Senses engine oil pressure and sends the signal to the oil pressure gauge

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1618830
Mfg#:
0065429417
Ships in 3 Business Days
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$109.00

This product was last offered at the strikethrough price on
08-10-2026

$101.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Changeover Valve

ES#1612554 - 0015408697 - Changeover Valve - Secondary Air Injection Solenoid - Vapor Canister Purge Solenoid. Used in various locations on your Mercedes-Benz. - Genuine Mercedes Benz - Mercedes Benz

Secondary Air Injection Solenoid - Vapor Canister Purge Solenoid. Used in various locations on your Mercedes-Benz. Intake Manifold Pressure Change-Over Valve

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1612554
Mfg#:
0015408697
Ships in 3 Business Days
7% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$218.00

This product was last offered at the strikethrough price on
08-10-2026

$202.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Assembly

ES#4044505 - 0005007993 - Auxiliary Fan Assembly - includes motor - Meyle - Mercedes Benz

includes motor 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4044505
Mfg#:
0005007993
Ships in 1 Business Day
$196.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete Diesel System Cleaner - 500ml / 16.9oz

ES#3999018 - 20252 - Complete Diesel System Cleaner - 500ml / 16.9oz - Don't let today's pump fuel kill your diesel's injection system - Treats up to 25 Gallons of Diesel - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz Porsche

Don't let today's pump fuel kill your diesel's injection system - Treats up to 25 Gallons of Diesel 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3999018
Mfg#:
20252
In Stock at Vendor
15% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$23.99

This product was last offered at the strikethrough price on
08-10-2026

$20.31 USD
Free Shipping
on orders $49 and up

Vacuum Valve

ES#2524094 - 0029975336 - Vacuum Valve - 3/2 Way Valve - MTC - Mercedes Benz

3/2 Way Valve

Brand:
MTC - Corporate Logo
ES#:
2524094
Mfg#:
0029975336
Back Ordered
Auto Notify
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

W123 & W126 Diesel Oil Change Kit 15w-40

ES#3610441 - 0001802509KT3 - W123 & W126 Diesel Oil Change Kit 15w-40 - Everything you need to perform an engine oil service - Liqui-Moly - Mercedes Benz

Everything you need to perform an engine oil service 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3610441
Mfg#:
0001802509KT3
Ships in 1 day
$173.32

This product was last offered at the strikethrough price on
07-15-2026

$164.88 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Stanadyne Lubricity Fuel Additive - 16oz

ES#4609123 - 38560 - Stanadyne Lubricity Fuel Additive - 16oz - Ideal for very dry or "winter blend" fuels such as #1 diesel - Stanadyne - Audi BMW Volkswagen Mercedes Benz Porsche

Ideal for very dry or "winter blend" fuels such as #1 diesel

Brand:
Stanadyne - Corporate Logo
ES#:
4609123
Mfg#:
38560
In Stock
Limited Qty Sale
$11.99

This product was last offered at the strikethrough price on
07-14-2026

$10.99 USD
Free Shipping
on orders $49 and up

Thermostatic Valve

ES#1667564 - 1268300484 - Thermostatic Valve - Controls coolant flow to the heat exchanger below the windshield - Genuine Mercedes Benz - Mercedes Benz

Controls coolant flow to the heat exchanger below the windshield

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1667564
Mfg#:
1268300484
Ships in 3 Business Days
9% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$170.00

This product was last offered at the strikethrough price on
08-10-2026

$154.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Kit - Priced Each

ES#2747938 - 0001802509 - Oil Filter Kit - Priced Each - Includes all needed o-rings for installation - Mann - Mercedes Benz

Includes all needed o-rings for installation

Brand:
Mann - Corporate Logo
ES#:
2747938
Mfg#:
0001802509
Ships in 1 day
$15.48

This product was last offered at the strikethrough price on
05-02-2026

$14.99 USD
Free Shipping
on orders $49 and up

Piston Ring Set - Priced Each

ES#2771382 - 0030302424 - Piston Ring Set - Priced Each - Standard Size - 90.90mm - Goetze - Mercedes Benz

Standard Size - 90.90mm

Brand:
Goetze - Corporate Logo
ES#:
2771382
Mfg#:
0030302424
Ships in 1 Business Day
$32.99

This product was last offered at the strikethrough price on
05-07-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fan Shroud Clamp - Priced Each

ES#1649592 - 1235040246 - Fan Shroud Clamp - Priced Each - Genuine Mercedes Benz - Mercedes Benz

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1649592
Mfg#:
1235040246
Ships in 3 Business Days
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

W123 & W126 Diesel Oil Change Kit 15w-40

ES#3612639 - 0001802509KT4 - W123 & W126 Diesel Oil Change Kit 15w-40 - Everything you need to perform an engine oil service - Shell - Mercedes Benz

Everything you need to perform an engine oil service

Brand:
Shell - Corporate Logo
ES#:
3612639
Mfg#:
0001802509KT4
Ships in 1 day
$139.08 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oil Cooler Hose

ES#3010335 - 6171800582 - Oil Cooler Hose - Cohline - Mercedes Benz

Brand:
Cohline - Corporate Logo
ES#:
3010335
Mfg#:
6171800582
Back Ordered
$133.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount - Priced Each

ES#2867517 - 1232413013 - Engine Mount - Priced Each - Secures the engine to the subframe - Febi - Mercedes Benz

Secures the engine to the subframe 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Fits Left Or Right Side

Brand:
Febi - Corporate Logo
ES#:
2867517
Mfg#:
1232413013
In Stock
$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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