T17847 Cockshutt Tractor 550
405530R91 0-12804
Unless you can reuse your old adapter fitting for the oil line to the gauge
Quality Aftermarket Valve Grind Gasket Set Cylinder Head Gasket Kit
Universal Oil Pressure Gauge Fits John Deere Tractor | 0-50 PSI T17847 Cockshutt Tractor 550Quality Aftermarket Universal Oil Pressure Gauge (0 50 PSI) Fits John Deere Tractor Models: A, B, 50, 520, 530, 60, 620, 630, 70 (Gas and LP), 720 (Gas and LP), 730 (Gas and LP), AI, AO, AR, BO, BR, D, G, H Specifications This is a Dash Mounted Gauge with Bracket and Studs (1 8" NPT) Line adapter sold separately. Unless you can reuse your old adapter fitting for the oil line to the gauge, you will need one of the following depending on the line size: