All Cycle Supply

Product Description

Slow Jet / Pilot Jet (Size #40) - Stock type for Keihin Carbs

Fits: Honda CB750K (1969-76),
CB750F (1975-76) Supersport

Fits: Honda CB500K (1971-73)

Fits: Honda CB400F (1975-77)

Height 28mm x Width 5.5 mm

Listed below are the stock sizes for your reference. Purchase the stock size needed for your model or for increase or decrease purposes.

CB750K (1969-76) - #40
CB750F (1975-76) Supersport - #40
CB500K (1971-73) - #40,
CB550F (1975-77) Supersport - #38
CB550K (1974-76) - #38
CB350F (1972-74) Supersport - #35 or 38
CB400F (1975-77) Supersport - #38, 40 or 42

Note: Does not fit CB750A models.

Part Number: ACS-31401

OEM Reference Numbers

These matching OEM numbers are for reference use only.

• 99124-300-0400
• 99124-076-0400

Fitting Information

According to the OEM reference number this part fits the following motorcycles:

• Honda 1969 CB750K
• Honda 1970 CB750K
• Honda 1971 CB500
• Honda 1971 CB750K
• Honda 1972 CB500
• Honda 1972 CB750K
• Honda 1973 CB500
• Honda 1973 CB750K
• Honda 1974 CB750K
• Honda 1975 CB400F
• Honda 1975 CB750F
• Honda 1975 CB750K
• Honda 1976 CB125S
• Honda 1976 CB400F
• Honda 1976 CB750F
• Honda 1976 CB750K
• Honda 1976 XL125
• Honda 1977 CB400F