Heavy Duty & Diesel Parts and Machining - Antique Restorations

Prototype Development & Machining - High Performance Engines

Over 30 years of automotive experience 

Carl McQuillen Engines Inc. is a full service automotive engine shop providing OEM manufactures with prototype parts and testing facilities, high performance engine building, heavy duty diesel engine rebuilding, and engine restorations. We utilize the latest and most precise equipment, combined with highly skilled and experienced employees to give the best possible work at a reasonable price.

NOW Offering Crank Shaft Grinding

Prototype Development and Machining

Automotive Design

CNC Machining

Land Fill Gas Generator Engine Custom Parts

High Performance Engines

Drag Racing Engines

Circle Track Racing Engines

High Performance Marine Engines

Heavy Duty & Diesel Engine Parts & Machining

Industrial and Farm Equipment

Caterpillar 3516 & 3520 Reconditioning Packages Utilizing High Durability Parts

Antique Restorations

Curtiss OX Engine Rebuilds Utilizing Custom Parts

Antique Car Engine Builds & Rebuilds


Located 2.5mi East of Le Roy on Route 5

High Precision Newen Contour Seat & Guide Machine

CNC Turning up to 19in Diameter & 40in Length