Bypass oil filters

Component wear and chemical definitions

Aluminium (Al)

Bearings - Bushes - Blocks - Pistons - Blowers - Pumps - Clutches - Washers -        Ingested Dirt

Barium (Ba)

Detergent/Dispersant Additive

Boron (B)

Coolant Additive - EP Additive

Cadmium (Cd)

Coatings on Metals

Calcium (Ca)

Detergent/Dispersant Additive - Salt Water - Road Salt

Chromium (Cr)

Bearings - Rings - Rollers - Liners - Exhaust Valves - Seals - Shafts - Coolant Treatment

Copper (Cu)

Bearings - Bushes - Washers - Pumps - Gears - Anti-wear Additive

Iron (Fe)

Blocks - Bearings - Cylinders - Pumps - Liners - Gears - Pistons - Rings - Discs - Shafts - Valaves - Screws

Lead (Pb)

Bearings - Additives

Magnesium (Mg)

Hard Water - Detergent/Dispersant Additive

Manganese (Mn)

Detergent Additive

Molybdenum (Mo)

Rings - Friction Modifier - Anti-wear Additive

Nickel (Ni)

Bearings - Valves - Shafts

Phosphorus (P)

Anti-wear Additive

Silicon (Si)

Seals - Gaskets - Ingested Dirt - Coolant Additive - Antifoaming Additive