Engine Block Tooling
Engine Block Tooling
(Special or CNC Equipment)
(Automotive, Truck, Gas, Diesel)
- Rough Cylinder Bore.
- Finish Cylinder Bore.
- Crank Line Bars.
- Crank Line Bars with Feed-out Thrust Face.
- Engine Liners.
- Bottom of Bore Hone Clearance.
- Milling Cutters.
- Arbors.
- Cup-Plug Bore.
- Spot Face and Counterbore.
- Broaching.
- Multi-Function Tools.
- Tool Setting Gages.
- Much, much more…

JPT Engineered and Manufactured Engine Block Tooling







Product Features & Capabilities

Close up of Crankshaft Line Bar with Opposing Thrust Face Slides

Special Options
- Quick Change Tooling that is Present on or off the machine for maximum up time.
- Quick Changeable for “Family of Parts” simultaneous production.
- DFC™ Surface Treatment for Friction Reduction and Corrosion Resistance.
- Coolant Available Through the Tool.
- Repair Services



Request a Quote
Have a new project or tooling challenge? Let’s talk. Our team is ready to help you find the most cost-effective solution for your specific application.
Why Choose JPT
50+ Years Engineering Excellence – in Tooling & Component Manufacturing
20+ Countries w/ Active Clients & Installations
Millions of Components & Tools Delivered Annually
ISO 9001:2015 Certified & Aerospace-Compliant Facility – Built for Quality, Certified to Perform
Confidentiality & Supporting Solutions – Trusted by Tier 1 suppliers & OEMs
Low-Volume Part Production – Ideal for prototyping, spares, and specialty defense projects
Application-Specific Engineering & Tool Design – Engineered for your exact part geometry
Advanced Tool Life Optimization – More uptime, fewer changeovers.
Made in the USA – Built with pride, precision, and speed.
Custom & Standard – Tailored solutions for your needs, ranging from custom indexable cutting tools to standard designs.
Fast Turnaround Times – Minimize downtime & maximize productivity.
Have a new project or tooling challenge? Let’s talk. Our team is ready to help you find the most cost-effective solution for your specific application.
What are Best Practices?
The casual observer may interpret the term “Best Practices” and consider that such a concept is subjectively slanted with many personal points of view. Within the context of the JPT White Paper and Case Study Offerings are experiences drawn from successes as well as failures since our founding in 1971.







