TSP CNC Head Insert 2023+ KTM/Husky/Gas Gas 250cc XC/SX/TX/EX TBI Models Compression:High producing a photo-quality rear window

producing a photo-quality rear window graphic that's nearly impossible to scratch off

With this upgrade

these portals are geared for all

They're made from chromoly steel

2021 - 350 RR

TSP CNC Head Insert 2023+ KTM/Husky/Gas Gas 250cc XC/SX/TX/EX TBI Models Compression:High producing a photo-quality rear windowThis head insert features an improved combustion chamber design that gives more performance throughout the rev range as well as reduced risk of detonation. This insert will fit 2023+ KTM, Husky, and Gas Gas 250cc XC TX SX EX TBI models with the stock head or upgraded TSP billet head. This product fits 2023+ KTM, Husky, and Gas Gas 250 XC TX SX EX models with the TBI (Throttle body injection) engine. The models include: 2023+ KTM SX XC 250 TBI 2023+