New Products: Pro Circuit 2016 KX250F/450F Pistons

CORONA, CA – November 5, 2015 – (Motor Sports Newswire) – Pro Circuit has a reputation as one of the premier engine builders in the sport and we constantly strive to offer our customers only the finest performance parts available. Our newest product is a high-compression piston for the 2016 KX450F that offers superior low-end torque over OEM as well as gains in high RPM performance. We designed this new piston for strong performance in a stock engine or a modified engine configuration.


As proof that we never stop looking for more power, we’ve updated our 2015-16 KX250F high-compression piston kit to offer the utmost in additional performance in both models.

Pro Circuit. We Race.

Piston Features Include:

  • Piston
  • Rings
  • Coated wrist pin
  • Circlips

2016 KX450F Piston Image


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All products manufactured and/or distributed by Pro Circuit Products, Inc. are offered and designed for use with standard machines. Pro Circuit Products, Inc. makes no claims as to the products effectiveness on modified machines. Pro Circuit Products, Inc. is the sole determiner of abuse, misuse, installation errors and modifications. We assume no liability for any errors in listings, specifications, part numbers, prices or model applications. Pro Circuit Products, Inc. reserves the right to change specifications, product descriptions, product quality, pricing and model applications at any time without prior oral or written notice and without further obligation.

Adding new components to your motorcycle (especially to the engine, suspension or braking system) may radically alter the acceleration, deceleration, handling and braking characteristics of your motorcycle. Ensure that all parts are installed and properly torqued per the instructions supplied with the part or to the motorcycle manufacturer’s original specifications. Test the motorcycle with the new part(s) on level ground, at low speed, without any other vehicles or obstacles nearby, to ensure that it is working properly. Periodically recheck, adjust or replace the parts as may be necessary depending upon the terrain, use, mileage and rider input. Consult the instructions supplied with the part, or the motorcycle manufacturer’s original specifications for further details. The failure to properly install, maintain, or familiarize yourself with the new part’s use, and proper operation, may result in damage to the motorcycle, and/or a loss of control, resulting in serious injury or death. Buyers assume all risk for any and all damage caused to themselves, a third party and/or property by virtue of failure of these products. By installing and/or using a Pro Circuit Products, Inc. product, you hereby accept and understand these stated terms and conditions.