VGL-100 : 4" Valve Guide Level Assembly
The Goodson Valve Guide Level features a 4" precision level by Starrett®. The level features a 3" vial with a satin chromed brass protective cover that rotates to protect the vial from damage. The base casing for the Goodson Valve Guide Level is seasoned, then machined and finished on a bearing surface. The base of this valve guide level will fit pilots from 6.00mm to .437".