Vertex Top End Rebuild Kit - Forged Piston (B) thumpstar Easy to cut with scissors

Easy to cut with scissors or razor-knife

Polished aluminum Duraflex Tensionlock

Helps to protect your bike's exhaust system from damage

DIAMETER OF INTAKE HOLE approx 22

Vertex Top End Rebuild Kit - Forged Piston (B) thumpstar Easy to cut with scissorsVERTEX TOP END ENGINE REBUILD KIT Easing the repair process by saving time and money Vertex Pistons Top End Piston Kits come with everything needed to replace your piston top end gaskets and wrist pin bearing (for two strokes) when the time comes. Included are the piston rings wrist pin circlips top end gaskets and even wrist pin bearing (for two stroke applications). Four stroke kits include a free Camchain! VERTEX Piston Features Manufactured in