Type:Crankshaft Drilling Fixture Balancer Bolt Tool. Sub-type: Crankshaft snout drilling fixture tool. The cranks are not drilled from the factory and adding the 7/16 bolt hole will aid you on installation of the balancer and retention of it.
Crankshaft Drilling Fixture Balancer Bolt Tool For GMC Chevy SBC 235 261 348 409
Crankshaft Drilling Fixture Balancer Bolt Tool For Chevy SBC 265 283 327 GMC 248
Crankshaft Drilling Fixture Balancer Bolt For Chevy GMC 283 327 250 235 261 230
For GMC Chevy 230 348 409 350 283 Crankshaft Drilling Fixture Balancer Bolt Tool
Crankshaft Snout Drilling Fixture Tool For Chevy 261 265 283 327 194 230 250 348
