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1978 Mercedes Benz 300SD Base Sedan 116.120 L5 3.0L

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Your Vehicle 1978 Mercedes Benz 300SD Base Sedan 116.120 L5 3.0L
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1978 Mercedes Benz 300SD Base Sedan 116.120 L5 3.0L Engine Parts & Accessories

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Fuel Hose

ES#2712673 - 6150700632 - Fuel Hose - 3x7mm Looping Return Line - 200mm - Febi - Mercedes Benz

3x7mm Looping Return Line - 200mm 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2712673
Mfg#:
6150700632
Ships in 3 Business Days
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sheet Metal Screw - Priced Each

ES#2882721 - 2019900536 - Sheet Metal Screw - Priced Each - Includes washer - Vaico - Mercedes Benz

Includes washer We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2882721
Mfg#:
2019900536
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Strainer

ES#1654295 - 1244700106 - Fuel Strainer - Includes new sealing o-ring - Genuine Mercedes Benz - Mercedes Benz

Includes new sealing o-ring

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1654295
Mfg#:
1244700106
Ships on Sep 11, 2026
Auto Notify
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor

ES#1618356 - 0055421017 - Coolant Temperature Sensor - One (1) Pole Terminal - Genuine Mercedes Benz - Mercedes Benz

One (1) Pole Terminal

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1618356
Mfg#:
0055421017
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.

$33.99

This product was last offered at the strikethrough price on
07-30-2026

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sheet Metal Screw - Priced Each

ES#1720821 - 2019900536 - Sheet Metal Screw - Priced Each - Includes washer - Genuine Mercedes Benz - Mercedes Benz

Includes washer

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1720821
Mfg#:
2019900536
In Stock
ON SALE! SAVE 20%
$4.99

This product was last offered at the strikethrough price on
07-19-2026

$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#2533942 - 1265001549 - Coolant Expansion Tank - Coolant level sensor and cap not included - URO - Mercedes Benz

Coolant level sensor and cap not included 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2533942
Mfg#:
1265001549
Ships in 1 Business Day
$39.99

This product was last offered at the strikethrough price on
07-13-2026

$31.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Hose - 1 Meter

ES#1796498 - 2304768726 - Fuel Hose - 1 Meter - 7.5 x 13.5mm - Genuine Mercedes Benz - Mercedes Benz

7.5 x 13.5mm

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1796498
Mfg#:
2304768726
Ships in 1 Business Day
6% off MSRP

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

$32.99

This product was last offered at the strikethrough price on
07-30-2026

$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount - Priced Each

ES#2533962 - 1232413013 - Engine Mount - Priced Each - Secures the engine to the subframe - URO - Mercedes Benz

Secures the engine to the subframe 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Left (Driver) Side Only

Brand:
URO - Corporate Logo
ES#:
2533962
Mfg#:
1232413013
Ships in 1 Business Day
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Woodruff Key

ES#1818729 - 6219910067 - Camshaft Woodruff Key - Repair Size - Shifted By 5 - Genuine Mercedes Benz - Mercedes Benz

Repair Size - Shifted By 5�

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1818729
Mfg#:
6219910067
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.

$16.00

This product was last offered at the strikethrough price on
07-30-2026

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cap

ES#1600276 - 0000101285 - Engine Oil Cap - Includes new seal - Genuine Mercedes Benz - Mercedes Benz

Includes new seal

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1600276
Mfg#:
0000101285
In Stock
10% off MSRP

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

$20.99

This product was last offered at the strikethrough price on
05-14-2026

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Hose

ES#2642994 - 0059973482 - Vacuum Hose - Sold By The Meter - Cohline - Mercedes Benz

Sold By The Meter

Brand:
Cohline - Corporate Logo
ES#:
2642994
Mfg#:
0059973482
Ships in 1 day
$3.99

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Prechamber Seal Ring - Priced Each

ES#1817635 - 6150170260 - Prechamber Seal Ring - Priced Each - Repair Size II - 2.6mm - Genuine Mercedes Benz - Mercedes Benz

Repair Size II - 2.6mm

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1817635
Mfg#:
6150170260
Ships in 3 Business Days
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thrust Bearing Set

ES#1818174 - 6170300062 - Thrust Bearing Set - 2.15mm - Genuine Mercedes Benz - Mercedes Benz

2.15mm

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1818174
Mfg#:
6170300062
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.

$31.00

This product was last offered at the strikethrough price on
07-30-2026

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

Diesel Cigar Hose

7 x 14.5 x 325mm - From fuel return fitting near fuel filter to fuel return line

Brand:
OEM - Corporate Logo
ES#:
3613095
Mfg#:
0009975152
In Stock at Vendor
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Hose - 1 Meter

ES#2802513 - 2304768726 - Fuel Hose - 1 Meter - 7.5 x 13.5mm - Rein - Mercedes Benz

7.5 x 13.5mm 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2802513
Mfg#:
2304768726
Ships on Aug 17, 2026
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cap

ES#2801359 - 1110180302 - Engine Oil Cap - Includes new seal - Rein - Mercedes Benz

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

Brand:
Rein - Corporate Logo
ES#:
2801359
Mfg#:
1110180302
Ships in 3 Business Days
$12.99 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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