Blog

Here at JASPER, numerous machining processes are performed during engine remanufacturing. In our block and head machining areas, cuttings from milling and boring get into the castings, and we use multiple steps to clean these castings and ensure the cleanliness of the engine. Click on the image above to watch a video explained by JASPER Production Support Quality Captain TJ Abrams. After the final machining process, castings are placed in high-flow rotary spray cabinets. These cabinets flow at 2...

An increasing number of CNC machines are being utilized in the production areas of Jasper Engines and Transmissions. In POD 70 of the Diesel Division, this Mazak CNC machine is used in the block machining department for cylinder boring and milling of our remanufactured GM Duramax engines. This machine replaces two separate machines, performing both processes with a single unit. Click the image above to watch a video on the process. The Duramax is one of several engine families that are remanufac...

The use of electronic torque control is a crucial part of JASPER’s ongoing efforts to enhance the quality of our remanufactured GM Duramax diesel engines. Please click the image above to view electronic torque control in action. Electronic torque control employs fastener yield detection to ensure that torque-to-yield bolts achieve the correct clamp load. This technology guarantees uniform clamp load on head gaskets and main caps, resulting in a high-quality product for our customers.  The...

Jasper Engines & Transmissions is excited to announce the expanded availability of the following GM Gen V AFM and AFM/DFM-Delete engines for late-model applications. GM 6.2L DFM-Delete           2021-2024 Escalade, Suburban, Tahoe, & Yukon           2022.5-2024 Sierra/Silverado 1500 GM 5.3L DFM-Delete           2021-2024 Suburban, Tahoe, & Yukon           2022.5-2024 Sierra/Silverado 1500 GM 4.3L AFM-Delete           2019-2021 Silverado/Sierra GM 4.3L AFM  ...

JASPER Executive Vice President of Sales Joe McDonald recently met with Florida Congresswoman Kat Cammack (above left) to discuss Right to Repair legislation. Scanning the QR code (above right) will open a consent form to be included in future letters to Congress supporting Right to Repair. The Right to Repair Act supports fair competition, promotes consumer choice, and fosters innovation within the automotive industry. By advocating for the Right to Repair, garages can ensure they have access t...

Jasper Engines & Transmissions, the nation’s leader in remanufactured powertrain products, is excited to announce the availability of the Ford 5.0L Coyote (Gen II) engine. With the Gen I engine originally released in December 2024, JASPER has now added the Gen II engine to its quality remanufactured lineup. Ford 5.0L Coyote Gen I 2011- 2014 Ford F150 Ford 5.0L Coyote Gen II 2015-2017 Ford F150 “These engines utilize JASPER-engineered pistons that are a forged 4032 alloy, a significant up...

Jasper Engines & Transmissions is excited to announce the expanded availability of rear differentials for late-model Ford Transit vans. These differentials, previously available for models from 2015 to 2019, now extend up to 2023. 9.75 Single Rear Wheel     2015-2023 3.73 (Standard)     2015-2023 3.73 (Limited Slip)     2015-2023 4.10 (Standard)     2015-2023 4.10 (Limited Slip) 9.75 Dual Rear Wheel     2015-2023 3.73 (Standard)     2015-2023 3.73 (Limited Slip)     2015-2023 4...

  Jasper Holdings, Inc., the parent company of Jasper Engines and Transmissions, Weller Truck, Diesel USA Group, D&W Diesel, Jasper Innovative Solutions, Jasper Electric Motors, and Jer-Den Plastics, is pleased to announce the acquisition of Jenkins Holdings, Inc. (“Jenkins” or “Jenkins Plumbing”). Jenkins is the leading residential plumbing contractor serving homebuilders across the Southeast, specializing in plumbing installation services for single-family homes. Founded over...

In many fleets, an invisible wall between drivers and technicians fosters tension because they don’t understand each other’s importance. Drivers want to get back on the road quickly; technicians want to fix things right the first time. When communication breaks down, minor issues get missed, and repairs are delayed, which can increase the chance of driver safety incidents. Bridging this gap is one of the fastest ways to improve uptime, safety, and morale. It starts with redefining ho...