EBC Hex Main Jets CR108-4 are Keihin 13 series carburetor main jets sized at 108 and sold as a 4-pack, making them the go-to EBC Keihin 13 series hex main jets 108 4-pack for riders dialing in fuel delivery after a bolt-on mod or elevation change. The 108 size targets the main circuit of Keihin PJ, PWK, PD, and PE carburetors, covering a wide spread of carbureted powersports machines. Getting the main jet right means crisp full-throttle power without the flat spots or rich bog that a wrong-sized jet causes. A 4-pack keeps your carburetor jetting tuning kit stocked so you’re not making a parts run mid-session.
- Fits Keihin PJ, PWK, PD, and PE carburetors for broad compatibility across brands.
- Delivers a precise 108 jet size so your main circuit fuel curve lands where it needs to.
- Built to Keihin 13 series hex spec so installation won’t require adapters or modifications.
- Keeps your carburetor jetting tuning kit stocked with four jets in one order at one price.
- Designed for fast swaps with a standard hex tool so you’re not losing track time.
Order EBC Hex Main Jets CR108-4 today from Dillon Powersports, authorized dealer.








