This large round main jet, size 170, is designed for use with specific Mikuni carburettors, ensuring precise fuel metering for optimal engine performance. Manufactured to meet or exceed OEM quality standards, it offers durability and reliable functionality. Installation is straightforward; however, professional assistance is recommended if you are uncertain about the process.

Features:

• Precise fuel metering for optimal engine performance
• Manufactured to exacting standards
• Direct OEM replacement
• Easy to install

Specifications:

• Thread Pitch: M5 x 0.7 mm
• Head Diameter: 8 mm
• Head Thickness: 4 mm
• Overall Length: 9 mm

Compatibility:

This main jet is compatible with the following Mikuni carburettor models:

• HS40
• HSR42/45/48
• RS34/36/38/40
• TM33/36/40
• VM16/29/33