Crankshaft Length & Diameter (straight, tapered, threaded)

Does your engine have a fuel pump or is it gravity fed?

Do you have an electric clutch that you flip a switch to engage the blades, or do you move a lever that tightens a belt?

Does your engine have the tank installed or is it mounted remotely on the equipment?

Is your current horsepower sufficient or does it seem under powered, was your equipment available with a lager engine?

Do you need remote or manual controls? Are you using a throttle cable and key switch on the equipment or are these controls mounted on the engine?

What features do you need? Low oil sensor, Fuel Pump, Oil Filter, Backup Recoil Starter, Electric Starter, Muffler....

• Choose Matching Horse Power
• Match Diameter of Shaft (A)
• Match Height of Shaft (B)
• Match Length of Shaft (C) Note: Length is measured from the accessory mounting surface of the block.
• Check with manufacturer of your equipment, see what engine models they have used on your machine.
• Check dimensions of your engine compartment to see what size engine will fit, you may not be able to use the new (OHV) overhead valve engines, due to height restraints.
• On larger engines, the exhaust system may be provided by the equipment manufacturer and not by the engine manufacturer.  You may need to call them to find out.
• Email or Call us with your original model type or spec numbers from the old engine.  We can usually suggest a replacement engine.
• Check out our website for line drawing.

• Match Horsepower
• Measure Diameter of shaft (B)
• Measure Length (D) Note: Length is measure from the mounting surface of the engine to the tip of the shaft.
• Match keyway (straight, half moon, etc.)
• Check for safety features such as blade brake or other special quick stop controls.
• Check overall dimensions of the engine compared to your engine compartment or deck dimensions for clearance on any discharge chutes.