040" Peak Lift Center Line Intake 284°

Hand-tighten studs into the block

Withstands extreme heat and pressure

fuses and circuit breakers

ARP Girdle Bolt Set, BMW / Toyota B58 Kit Options:Girle Bolt Set + Oil Sprocket Bolt 040" Peak Lift Center LineARP Girdle Bolts for BMW & Toyota B58 Engines Girdle bolts are used to secure the engine girdle, a component that reinforces the bottom end of an engine via the main bearing caps. The girdle ties the main bearing caps together and often the entire bottom of the block, adding structural rigidity and preventing the block from flexing under high loads. As horsepower and torque increase, it is important to use hardware that will adapt to the increased