Optional Parts List - Honda CRF150R 2020 Owner's Manual & Competition Handbook

Table of Contents

Optional Parts List

These parts and tools may be ordered from your

authorized dealer.

CARBURETOR

Main jet

#128 – #148 (in

(Standard: #140)

increments of 2 or 3)

Slow jet

#35 – #42

(Standard: #38)

(in increments of

2 or 3)

Jet Needle

Standard needle: NMQT

Straight diameter: ø2.775 mm)

MARK

Jet needle

number

Specific flow

Jet needle

(1/2 clip

characteristics

number

position leaner

at 1/16 to 1/4

(standard

than standard

throttle

series)

at 1/8 to 3/4

throttle)

NMQR

NMRR

Rich

ø2.755 mm

NMQS

NMRS

ø2.765 mm

(standard

NMRT

needle)

ø2.775 mm

NMQT

ø2.775 mm

NMQU

NMRU

ø2.785 mm

Lean

NMQV

NMRV

ø2.795 mm

CARBURETOR

Fuel flow amount

decrease

Remarks

increase

MUFFLER*

AMA Noise Emission

Regulation

Conformed Muffler

* Your CRF dose not conform to AMA noise emission

regulation for 2019 year.

An optional AMA noise emission regulation conformed

muffler may be available. Contact your dealer

Remarks

Leak jet number

#75

#70

#65 (standard)

#60

#55

Remarks

Using an optional muffler,

change the carburetor

settings.

See page 118 for more

details.