STEPPED DRILL TOOL, - JIMS USA

The JIMS USA 1169-3 Stepped Drill Tool is a specialized component engineered for precise machining operations on Harley-Davidson Twin Cam cylinder heads. As an integral part of the JIMS 1169 Compression Release Valve Installation Tool Kit, this stepped drill is crucial for accurately preparing heads for the installation of JIMS compression release valves. It ensures that professional technicians can achieve proper alignment and precise material removal for optimal valve function.

Key Features

• Precision Stepped Design: Engineered for accurate drilling and spot-facing, critical steps in preparing cylinder heads for compression release valves.
• Integrated System Component: Designed to work seamlessly within the JIMS 1169 Compression Release Valve Installation Tool Kit for consistent results.
• Harley-Davidson Twin Cam Specific: Essential for modifying Twin Cam Alpha and Beta engine heads from 1999 and later models.
• Facilitates Valve Installation: Directly contributes to the correct installation of JIMS No. 727K compression release valves, reducing engine cranking effort.
• Professional-Grade Durability: Constructed to withstand the demands of professional workshop environments, ensuring long-term reliability.

Applications

The JIMS USA 1169-3 Stepped Drill Tool is specifically utilized in the process of adding compression release valves to Harley-Davidson Twin Cam engines, particularly those with high compression or larger displacements. It enables mechanics to precisely drill and spot-face cylinder heads, whether on the front or rear cylinder, and can be used even with existing valves installed. This precise modification is vital for enhancing starting ease and reducing stress on engine components in performance applications.