he VR1A is completely machined and ready for assembly. The only tools required are a set of small screwdrivers and a small at le. The kit contains all of the parts completely machined and all of the necessary hardware needed to build an engine that is ready to hook up to your boiler or air supply. The detailed instruction manual contains assembly, adjustment, and operating instructions and also includes assembly drawings. This engine is also offered as a fully-assembled, ready to run out of the box model. The engine is assembled, tested, and run in for several hours.
• Base: 1.891” x 2.047” • Crankshaft extension past base: .594” • Crankshaft end diameter: 3/16” (.187”) • Crankshaft centerline height: .875” • Height: 3.781” • Weight: 225g