Fiero L4-151 2.5L (1985)
Connecting Rod: Service and Repair
Fig. 9 Piston & rod assembly
Assemble piston to rod with notch on piston facing toward front of engine and the raised notch side of rod at bearing end facing toward rear of engine,
Fig. 9.
Upon installation, measure connecting rod side clearance using a suitable feeler gauge. Clearance should be .006-.022 inch.