Vertex Vertex PRO-BB Piston Kit

• All piston skirts are coated with a hi-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  
• Cast Replica piston kits are gravity cast aluminum alloy (not forged) with 18% silicone content, which produces an extremely light but very strong piston
  
• Forged Replica pistons are forged from 2618 aluminum for superior strength and durability
  
• Forged High Compression pistons improve power and torque across entire rpm range
  
• Forged Big Bore pistons increase engine’s displacement, torque, and peak horsepower
  
• Forged Replica pistons are forged OE replacements
  
• All pistons are heat treated with a T-5 hardening and tempering cycle
  
• Replica pistons and all rings are OEM replacements
  
• Kits include piston, rings, wrist pin and circlips
  
• Two stroke replacement rings are sold individually (Example if your piston has two rings you will want to order two rings)
  
• Four-stroke piston rings sold as a set