Perris, CA – PRW Industries Inc. has developed extra-strength (Custom 4135 Chromoly;  rated at 200,000 psi) damper bolts.  These fasteners are designed to lock the damper in place, while the damper absorbs the kinetic energy that results from crankshaft torsion and twist.  Each damper bolt is complemented by a 0.250” thick wide area washer of
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