Barnes Oil Pump Relief Spring - Medium Pressure - Steel - Red - Barnes Oil Pumps 20-OTL-NB Following heat-treat

Following heat-treat

Clip flips over pin and over-center action locks clip in place

A clear sight window allows for filter inspection without removal of the airbox

Restrictor Plate

Cleco Pins are temporary fasteners that can easily be installed or removed in 1/4" holes when fitting sheet metal or chassis tabs using the ALL18220 Cleco Pliers

Barnes Oil Pump Relief Spring - Medium Pressure - Steel - Red - Barnes Oil Pumps 20-OTL-NB Following heat-treatProduct Description: Oil Pump Relief Spring Medium Pressure Steel Red Barnes Oil Pumps Sold Individually For over 30 years, Barnes has provided dry sump oil pumps for the most powerful racing engines.