Skip to content
Hasselgren Engineering Inc.

Hasselgren Engineering Inc.

High Performance Engines | CNC Machine Shop

  • Products
  • Services
    • Engine Shop
      • Valve Seat Cutting – Newen Fixed-Turning Machine
      • Precision Automotive Machining Services
    • Machine Shop (CNC)
      • Custom Parts
    • Engineering
    • Dyno
  • Projects
    • New Alfa Romeo 2600 Weber Manifold
    • New Toyota 4AGE Head
    • Customer Pinnacle Engines featured in New York Times
  • About Us
  • Contact

Category: Testing

Customer Pinnacle Engines featured in New York Times

04/01/201104/01/2011admin

Hasselgren Dyno Testbed for opposed Piston Engine Hasselgren Engineering was selected to provide design, manufacturing, assembly and testing services for the development of the prototype one-cylinder, four-stroke opposed piston gasoline…Continue readingCustomer Pinnacle Engines featured in New York Times

Testing, Tuning

Small Engine Testing and Development

06/20/201007/16/2010admin

Single Cylinder Engine Development One of the Hasselgren dyno test cells is currently being used for small high efficiency engine development with in-cylinder pressure combustion analysis and a 5-gas analyzer.…Continue readingSmall Engine Testing and Development

Engineering, Special Projects, Testing

Porsche 911 GT3 R

06/15/201006/25/2010admin

Hasselgren recently rebuilt and ran the Porsche Le Mans 3.6L GT3 R M96/77 engine, with full access and calibration of the Bosch Motronic MS3.1 ECU.  The water-cooled, 13:1 CR restricted…Continue readingPorsche 911 GT3 R

Porsche, Testing

About Us

Hasselgren Engineering provides machining, fabrication, engine building, design services and sales. We specialize in combustion engine components and services including: machining, rebuilds, tuning and dyno testing.

Contact Us

510-524-2485

sales@hasselgren.com

 

Hasselgren Engineering Inc

1221 4th Street, Berkeley, CA 94710

Hasselgren Recommends ECORSA Oil

@hasselgrenengineering

Copyright © 2025 Hasselgren Engineering Inc.. All Rights Reserved.
Scroll Up