What are the torque specs for the rod and main for c15 Cat?

For a Caterpillar C15 engine, the torque specifications for the connecting rod bolts are typically around 40-50 ft-lbs for initial torque, followed by an additional angle torque of about 90 degrees. For the main bearing cap bolts, the specifications generally range from 80-90 ft-lbs, often followed by an angle torque of about 60 degrees. Always consult the specific service manual for your engine model to confirm the exact specifications, as they may vary based on the engine variant and year.