ICT Billet LS/LT Crank Pin Kit LS1 LQ4 LS3 LSX Crankshaft Damper Drill Pinning Fixture Tool Easily drill and pin your GM LS/LT series crankshaft & balancer to prevent slip when using a supercharger Compatible with all Gen 3, 4, & 5 series engines High grade drill bit easily drills the crank and balancer (works with truck balancers too) Made in Wichita, Kansas from USA produced steel Includes: drilling jig, drill bit, hold down bolt, and 4pcs 1/4" dowel pins *Crankshaft will need to be drilled 1.1" deep for pins