At DMG Motorsports, we present the EBC CR158-4 Hex Main Jets #158 4-Pack—a practical carburetor tuning solution for riders dialing in fuel delivery on compatible Keihin-style carburetors. These high-precision brass replacement jets are flow-calibrated for accurate fuel flow and feature a hex-head design for convenient installation and adjustment. ([socalpowersports.com](https://www.socalpowersports.com/i-31907400-ebc-keihin-hex-head-style-main-jet-158-cr158-4.html?utm_source=openai))

Features:

• #158 main jet size
• Four-jet pack
• Keihin 13 series hex main jet design
• Used in PJ, PWK, PD, and PE carburetors
• High-precision brass construction
• Flow-calibrated for accurate fuel flow
• Quality replacement jets; not original Keihin-manufactured parts
• EBC manufacturer part number: CR158-4