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October 13, 2016

2017 YZ250F Engine Parts

Valve Springs and Valve Spring Kit for The New YZ250F Model


CORONA, CA - October 13, 2016 - At Pro Circuit, we've earned our reputation as a premier engine builder by offering our customers only the finest performance products available. For the 2017 Yamaha YZ250F, we now have available our performance valve springs and valve spring kit.

All Pro Circuit performance engine products are designed for maximum performance and our new valve springs for the '17 YZ250F allow your engine to run at high RPM without the loss of valve control.


Pro Circuit. We Race.



October 7, 2016

Pro Circuit Softshell Jacket

Layer Up and Stay Protected From the Harsh Weather


CORONA, CA - October 7, 2016 - The Pro Circuit Patch Softshell Jacket is a perfect piece for your wardrobe to help keep you protected from the elements. The Patch Softshell Jacket features unique woven patch details on the front and back, water/wind resistant fabric, Velcro sleeve straps and zippered hand pockets. Grab a Pro Circuit softshell and stay shielded during those less than perfect weather conditions at the track.


Pro Circuit. We Race.




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.


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