EXHAUST VALVE SPRING PSYCHIC HEAVYDUTY MADE FROM ALLOY MACHINED HEAT TREATED DURABLE Stock Item:EXHAUST VALVE SPRING PSYCHIC HEAVYDUTY MADE FROM ALLOY MACHINED HEAT TREATED DURABLE Precision-machined internal cages and races

Precision-machined internal cages and races provide increased operating angles and flexibility

Top End Kit Vertex Piston Kit

Specifically shaped to follow the aggressive lines of the late-model Honda CRF chassis

100g Thermal liner

Extension for existing KOBRA shells

EXHAUST VALVE SPRING PSYCHIC HEAVYDUTY MADE FROM ALLOY MACHINED HEAT TREATED DURABLE Stock Item:EXHAUST VALVE SPRING PSYCHIC HEAVYDUTY MADE FROM ALLOY MACHINED HEAT TREATED DURABLE Precision-machined internal cages and racesUpgrade your cylinder head with this heavy duty exhaust valve spring designed for maximum durability in extreme thermal conditions. This component ensures positive valve closure and maintains engine compression during intense riding sessions. Precision machined from high grade alloy for consistent spring rates. Advanced heat treatment process reduces the risk of spring sag over time. Enhanced surface finish minimizes friction and internal wear.