Viton for Mercedes Engines

Viton 606 O-Ring Kit, Free Shipping in the US!
$27.50
This is a kit of viton o-rings for the 606 engine.
- 2 Spin on fuel filter O-Rings (Numbers 11 and 14 in the linked diagram)
- 1 Prefilter O-Ring (Number 29 in the linked diagram)
- 1 Shutoff valve O-Ring
- 9 Fuel line O-Rings (one at the filter housing)
- 3 Fuel line at the filter housing O-Rings
- 6 Delivery valve O-Rings
- 1 Tank Screen O-Ring
606 Fuel System diagram.
The MB parts are made out of Buna (Nitrile). These are the same size O-Rings made out of Viton. Viton is the material of choice for vegetable oil and for biodiesel, and is also extremely resistant to ULSD.

Viton 603 O-Ring Kit, Free Shipping in the US!
$13.27
This is a kit of viton o-rings for the 603 engine, like the one in my 1987 300D.
-2 Spin on fuel filter O-Rings
-1 Shutoff valve O-Ring
-6 Delivery valve O-Rings
-1 Tank Screen O-Ring
The MB parts are made out of Buna (Nitrile). These are the same size O-Rings made out of Viton. Viton is the material of choice for vegetable oil and for biodiesel, and is also extremely resistant to ULSD.