Indicates older types of mopeds with a breaker points ignition system and a 6-volt electrical system. (+/- 1970s and older)

Indicates newer types with an electronic ignition system and a 12-volt electrical system. (+/- 1980s and newer)

Electronic ignition, which almost always corresponds with a 12-volt system.

New Old Stock. New but from old inventory. These are often hard-to-find parts and therefore more expensive.

Old type.

New type.

Our house brand, 4Stroke Parts.

Replacement parts, not original from Honda.

C50 (or C70, C90) with the tank mounted on the frame with 4 bolts, breaker points ignition system, and a 6-volt electrical system.

A C50 K1 has the tank recessed into the frame and an engine with additional cooling fins on the ignition cover and clutch housing. The C50 K1 has a slightly upward-curved handlebar compared to a C50 OT or NT.

C50 (or C70, C90) with the tank recessed into the frame, CDI ignition system, and a 12-volt electrical system.

Original Honda Dax (not a replica) with breaker points ignition system and a 6-volt electrical system.

Original Honda Dax (AB23 & AB26) that closely resembles replicas and features a CDI ignition system with a 12-volt electrical system.

A narrow flange carburetor has a bolt spacing of 42mm (measured center-to-center).

A wide flange carburetor has a bolt spacing of 48mm (measured center-to-center).

The name GK4 refers to the type of engine. A GK4 engine is always an NT (12V) engine. It is found in newer types of Honda models. A GK4 engine is characterized by a small combustion chamber in the cylinder head.

The 139FMA engine is found in replica mopeds, such as those from Skyteam. It can be equipped with or without an electric starter.

The 147FMA engine is similar to the 139FMA engine but comes standard with a 70cc cylinder kit.

The 139FMB is the most common engine with a vertical cylinder. It is used in models such as the Mash Fifty and Zhenhua Ape. Its parts are generally not interchangeable with other engine types.