Isky Cams Piston Notching Tool Pilot 5/16" Diameter 2010293 and thicker 14 gauge primary

and thicker 14 gauge primary tubes

1984-1991 GMC C3500

Both brackets are notched for 1-3/4" round tubing and are 3/16" thick

Shoulders adjust from 15" to 40" and lap belt adjusts from 22" to 60"

500" Rectangle Port

Isky Cams Piston Notching Tool Pilot 5/16" Diameter 2010293 and thicker 14 gauge primaryProduct Description: Pilot Piston Notching Tool 5 16 in Diameter Sold Individually As the world's largest racing, performance, and economy cam manufacturer, Isky maintains a dynamometer testing program for constant improvement of camshaft and valve train design. These tests are conducted daily in Isky's new enlarged dyno facility. To properly evaluate and prove the efficiency of Isky racing cams and valve train components, Isky maintains a continuous