What are the torque on a manifold for a isx 400?

The torque specifications for an ISX 400 manifold typically range from 18 to 25 lb-ft (pound-feet) for the intake manifold bolts. It's essential to follow the manufacturer's guidelines for the specific engine model and year, as torque values can vary. Always use a calibrated torque wrench and follow a proper tightening sequence to ensure even pressure and avoid warping. For precise specifications, consult the service manual specific to your engine.