DESC: Makes reliable thread repairs without drills taps tools or inserts. Restores worn stripped or damaged threads and eliminates future corrosion galling seizing and rust. Effective up to 128 ft. lbs. of torque and between -65°F to 300°F. Repairs most metal to metal fasteners up to SAE grade 5 English and 8.8 metric (coarse and fine). Suggested Applications: #Intake manifold bracket fastener threads timing chain cover bolt threads valve cover bolt threads water pump bolt threads