Peterson Fluid Systems Firewall Oil Filter Mount - 12 AN Male Ports - 13/16-16 in Center Thread - Black DOM1032-B-WH Dirt Modified

Dirt Modified

1981-1981 Dodge Aries

870 in Square Port

One approach to assess spring deflection would be to increase the number of coils on the springs

Peterson Fluid Systems Firewall Oil Filter Mount - 12 AN Male Ports - 13/16-16 in Center Thread - Black DOM1032-B-WH Dirt ModifiedProduct Description: Oil Filter Mount 12 AN Male Ports 13 16 16 in Center Thread Firewall Mount Aluminum Black Anodized Universal Peterson Fluid Systems is the choice of champions for wet and dry sump oiling systems. Peterson Fluid Systems offers a complete system from their class leading oil pumps to their championship winning oil tanks, oil and fuel filters, and accessory drives. Peterson Fluid System products have been proven in NASCAR, NHRA, IHRA,