Engine Rebuilding & Reconditioning Services

Automotive | Motorcycle | Marine

Engine Rebuilding & Reconditioning Services

Automotive | Motorcycle | Marine

Automotive | Motorcycle | Marine

Our Services

From Harley head porting and marine engine optimization to complete race engine builds and beyond, we offer a wide range of services tailored to meet your needs. Explore all we have to offer below and discover how we can help you achieve unmatched performance. If you do not see the service you need listed, please contact us.

Complete Race Engines

race engine services

From blueprint to final assembly, we specialize in building race-ready engines that deliver exceptional power, precision, and reliability.

race engine services

Cylinder Head Reconditioning

cylinder head rebuild
  • Comprehensive disassembly, diagnosis, and restoration. Hot tanking, glass beading, valve guides installation, valve jobs, resurfacing, and reassembly.
  • Overhead cam cylinder heads include cam, tappet installation, and valve adjustments.

  • Tools: Sunnen VGS machine for valve seats & guides, Newen Contour CNC for single-point valve jobs, and centerless valve grinders for precision.

cylinder head rebuild

Cylinder Head Reconditioning

  • Comprehensive disassembly, diagnosis, and restoration. Hot tanking, glass beading, valve guides installation, valve jobs, resurfacing, and reassembly.
  • Overhead cam cylinder heads include cam, tappet installation, and valve adjustments.

  • Tools: Sunnen VGS machine for valve seats & guides, Newen Contour CNC for single-point valve jobs, and centerless valve grinders for precision.

Restoration Rebuilds

car restoration rebuilds

We specialize in restoring engines from the 1950s, 1960s, and 1970s, including Packard, Auburn, Fiat Bellina, and vintage motorcycles. We revive classic and muscle car engines to peak condition, ensuring they perform as beautifully as they look.

car restoration rebuilds

Marine Engine Specialist

boat engine

Custom naturally aspired and supercharged marine engine builds. With reconditioning tailored for high performance in demanding conditions.

boat engine

Marine Engine Specialist

Custom naturally aspired and supercharged marine engine builds. With reconditioning tailored for high performance in demanding conditions.

Automotive Machining Services

dyno engine testing

  • Block Work: Precision boring, honing (Sunnen CCV-16), sleeving, line honing, and align boring.

  • Dyno Testing: State-of-the-art D.T.S. dyno with a SuperFlow Powermark delivering up to 2000 lbs of torque brake.

  • Engine Balancing: Sunnen balancer for precision weight distribution and smooth operation.

  • Flow Testing & Porting: SuperFlow technology for optimal air dynamics.

dyno engine testing

Valve and Cylinder Head Services

engine valve parts
  • Multi-angle competition valve jobs (Newen CNC).
  • Valve grinding and polishing for superior performance.
  • Harley-Davidson head porting and reconditioning.
engine valve parts

Valve and Cylinder Head Services

  • Multi-angle competition valve jobs (Newen CNC).
  • Valve grinding and polishing for superior performance.
  • Harley-Davidson head porting and reconditioning.

Crankshaft Services

In partnership with Gatling Crankshafts
crankshafts
  • Grinding (Berco), welding (Gleason), straightening (Storm-Vulcan), and polishing.
  • Full-service crankshaft repairs for any application.
crankshafts

Specialty Machine Work

welded head work

Aluminum welding, custom machining, and unique solutions for unique projects.

welded head work

Specialty Machine Work

Aluminum welding, custom machining, and unique solutions for unique projects.

Performance Parts Dealer

high performance automotive parts

Direct access to premium performance parts for all your build and repair needs.

high performance automotive parts

Connecting Rod Services

enginge connecting rods
  • Repair, reconditioning, and blueprinting of rod lengths (center-to-center).

  • Tools: Sunnen rod honing machine and Tobinar connecting rod reconditioning machine.

enginge connecting rods

Connecting Rod Services

  • Repair, reconditioning, and blueprinting of rod lengths (center-to-center).

  • Tools: Sunnen rod honing machine and Tobinar connecting rod reconditioning machine.

Harley-Davidson Head Porting and Reconditioning

harley davidson cylinder head

Precision head porting to enhance performance for Harley enthusiasts.

harley davidson cylinder head

Service Inquiry Form

Use the following form to schedule service at Lorenzo's Fast Flow and we'll get back to you as soon as possible within 48 business hours.