Can you put unleaded petrol in a Datsun 1500 ute 1973?

Yes, you can use unleaded petrol in a 1973 Datsun 1500 ute, but it is advisable to check if the engine has been modified to handle unleaded fuel. Older engines may require leaded petrol or an additive to protect the valve seats. If the vehicle has not been modified, using unleaded fuel could lead to potential engine damage over time. Always consult with a mechanic familiar with classic cars for the best recommendation.