Gauges Kit Rreplica Smiths Dimension Details: 52 mm hole fitment   with mounting bracket and 12 v bulbs for illuminaion. Temp Gauge 6 ft length with 5/8" Thread + 1/2" Bush Oil Pressure Gauge = Mechanical 1/8" NPT thread 100 psi   Please feel free to ask any questions . Confirm fitment before buying . Thanks SMBL-TO-CR