These are link guage it not the ones that goes black when you turn it off. These gauges are complete comes with sensor and mounting cups. You will have to get your own controller unit. I have the Oil pessure with new pessure sensor $170 plus shipping Oil temp brand new never installed $120 plus shipping and a Rare 60mm Tachometer brand new never installed. Tach is great for play back $120 plus shipping
I also have the fitting from SPL to in stall the oil temp gauge on the drain plug location. which is $10. Also have the SPL water temp sensor fitting that goes on the uppper Radiator hose. $20 plus shipping.