Ensure Expertise Built In™ with reliable new engine components, with the OTR Engine In-Frame Overhaul Kit for Caterpillar. With a collection of precision-manufactured parts that perfectly fit into Caterpillar vehicles, this engine repair kit is the ideal choice to replace components while keeping the engine inside of the frame. Manufactured with strict quality standards and heavy-duty materials to meet safety and performance standards. FleetPride is your First Click in Heavy Duty®.