Group 35 Leaf Blower Engine

Group 35Group 35Leaf Blower EngineLeaf Blower Engine

Jeff ScipioniSeth HughesXu ZeluGennady AgapovChandrishka De Silva

Engine ManufacturingEngine ManufacturingProduction Specifications

◦26 cc Homelite 2 stroke◦Capable of 200 mph and 400 CFM◦Materials

Aluminum Steel Plastic

Manufacturing Processes◦Die casting◦Injection molding◦Investment Casting◦Stamping

Component SummaryComponent SummaryPistonExhaustCarburetorBlockFlywheel Ignition System

◦ Selonoid◦ Spark plug◦ Spark plug wire

Connecting rodCrank shaftHardwareBearingsGaskets

Disassembly ProcessDisassembly ProcessTools

◦ T25 Torx◦ 10 mm socket◦ 10 mm wrench◦ Phillips-head screw driver

Limitations◦ Bearing press◦ Wrist pin pliers

Missing Components◦ Pull start assesmbly◦ Piston ring◦ Exhaust packing/air filter◦ Engine casing

Design RevisionsDesign RevisionsIncrease Displacement

◦Power increases would result in more time efficient operation

Higher quality exhaust system◦With a more efficient exhaust it

would be much less disruptiveEliminate Carburetor Spacer

◦One less piece◦Could be made obsolete easily◦Slight manufacturing adjustment