The oil flow rate at the high RPM. Fits all 101-105-115 oil pumps 1965-1994. Our stainless woven wire mesh catches even smaller particulate matter than stock screen.

• The OEM perferated metal unit has 1.25mm diameter round holes that leave only 20% of the surface area open to flow.  This is an 80% restriction.
• Our 18 gage stainless steel woven wire screen has 1mm square holes and increases open area to 50%.
• The wire mesh round configuration also reduces resistance to flow compared to the square edge perforated holes in the stock sheet metal screen.
• Our 1.0mm square holes catch smaller particles than the OEM 1.25mm round holes.