The ATV-100 (156A) is an entry-level all-terrain vehicle designed for young riders and recreational use, produced for the 2002 and 2003 model years. This model represents an offering in the value-oriented ATV segment, featuring a likely 4-stroke, air-cooled, single-cylinder engine of approximately 90-100cc, coupled with an automatic CVT transmission and a 2WD drive system. Its construction emphasizes accessibility and utility for light trail riding or general yard work, making it a practical choice for beginners. A Taiwanese manufacturer, has a history of providing accessible powersports vehicles, and the ATV-100 (156A) aligns with this market position.

This manual serves as a comprehensive parts catalog specifically for the ATV-100 (156A) models from 2002-2003. It focuses on providing detailed identification and listing of all individual parts and sub-assemblies within the engine, with particular emphasis on the cylinder head cover, cylinder head, camshaft, cylinder, and crankcase. The catalog includes visual diagrams with exploded views to aid in accurate part identification and ordering, which is crucial for maintaining and repairing this ATV, especially given its production period. While it details components, this parts book does not include repair instructions, diagnostic procedures, or technical specifications like torque settings.