Keihin 99101-116-*** Type Main Jet - 4mm Small Round

Keihin Type 99101-116-*** Small Round Main Jets

Fit:  PB16, PB18, PC18 and PC20 carbs

Honda: ATC70 (1978-1985), TRX70, TRX90, XR75 (1976), CT110

Kawasaki: KLX110

Suzuki: DRZ110

KTM: 950 (main Air Jet)

Looking for increased performance and a smoother running engine after upgrading or modifying your CT110 engine and other bikes using these small Keihin type jets 

4mm thread size main jets

The OEM size main jet fitted to CT110 carbs is a #72 (4mm thread)

Replacement slow jets / pilot jets are also available. Standard is a #38