The definitions of § 86.402-78 apply to this subpart. The following definition in this section is applicable beginning with the 1998 model year:
Designated Compliance Officer means the Manager, Engine Programs Group (6405-J), U.S. Environmental Protection Agency, 1200 Pennsylvania Ave., Washington, DC 20460.
Motorcycle means any motor vehicle with a headlight, taillight, and stoplight and having: Two wheels, or Three wheels and a curb mass less than or equal to 793 kilograms (1749 pounds).
Motor vehicle has the meaning we give in 40 CFR 85.1703 .
Useful life is defined for each class (see § 86.419 ) of motorcycle:
40 C.F.R. §86.402-98