Text Box: ...Provides design and manufacturing engineering services to the power transmission industry. SPT has special expertise in geared systems and their components including gears, bearings, seals, shafts, splines, clutches and housings.
SPT is now building Premium GM 6.5 L Diesel engines.  Click the link at left for more information.
Put SPT to work on your project and achieve Excellence by Design!

Professional Affiliations:


American Gear Manufacturers Association (AGMA)


Society of Automotive Engineers (SAE)


American Society of Mechanical Engineers (ASME)


Customers (Past and Present)

· Caterpillar Inc.

· Rolls-Royce Corporation

· Rolls-Royce Energy Systems Inc.

· Axicon Technologies

· Laibe Corporation

· RENK LABECO Test Systems

· Rolls-Royce Engine Services—Oakland

· Mendenhall Technical Services, Inc.

JSF Converting to Forward FlightOH58D Kiowa Warrior firing missleRolls-Royce 501-KC7 industrial gas turbineRon's 1967 CamaroJohn Deere 4020 Diesel belonging to Ron's fatherRon works a Case 650 dozer on his property near MartinsvilleGM 6.5 L Diesel project

Schoolcraft Power Train Engineering Services

Schoolcraft Power Train Engineering Services

Schoolcraft Power Train

Excellence by Design

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Updated May 20, 2016