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                                 NEW PRODUCT: Holz / Kroyer 
                                  Racing Engines Polaris Big Bore KitIncrease the Power and Torque 
                                  of Your Polaris RZR or Sportsman 800
Lynden, WA (7/28/2009) - The 
                                newly formed relationship between the chassis 
                                and suspension experts at Holz Racing Products 
                                and famed race performance experts at Kroyer Racing 
                                Engines is starting to bear fruit, as a host of 
                                new products are quickly becoming available. Topping 
                                the list is a new 798cc big bore kit for Polaris 
                                RZR/RZR-S and Sportsman 800 models. The kit includes 
                                a new nikasil lined cylinder, high-performance 
                                forged pistons, wristpins, new HRP freeze plugs 
                                installed, Holz Piston Ring Compressor tool and 
                                necessary gaskets for easy bolt-on.  Bumping displacement from the stock 760cc to 
                                798cc, the Kroyer Racing Engines Big Bore Kit 
                                increases power and torque throughout the entire 
                                RPM range. You’ll experience more torque, 
                                increased acceleration and improved top-end performance 
                                with this affordable and race proven upgrade. Big Bore Cylinder Features: 
                                 CNC bored cylinder ensures accuracy and consistency. Nickel Silicon Carbide cylinder coating (nikasil) Refundable Core charge. Useable cylinder 
                                  required for exchange or $357.73 additional 
                                  charge for new cylinder. Big Bore Piston Features: 
                                 Each big bore piston is machined from designated 
                                  forgings on a state of the art 5-axis machine 
                                  and is 45 grams lighter than the OEM pistons 
                                  and 5 grams lighter than the closest competitor’s 
                                  pistonsDry Film Lubrication Coating on piston skirts 
                                  for increased durability and reduced friction. Oversized Valve Pockets designed to work 
                                  with oversized valves. WPC Hard Treated wrist pins for extreme durability. Double Pin Oilers provide twice the lubrication 
                                  to the wrist pin. Anti Detonation Grooves limit the piston/cylinder 
                                  contact under extreme temps and high RPM. Accumulator Groove collects excess blow by 
                                  and residual gases during combustion and alleviates 
                                  top ring flutter while increasing ring seal. X-Forging design enables the use of a shorter 
                                  pin for added strength and overall weight savings. Optimized Cam and Barrel for tighter clearances, 
                                  reduced noise, better ring seal, more power 
                                  and increased durability.  The Holz/Kroyer Big Bore Kit is designed by 
                                Kroyer Racing Engines and distributed solely by 
                                Holz Racing Products. Designed to run on 91 Octane 
                                pump gas, the Holz/Kroyer Big Bore kit was engineered 
                                to perform with either your stock head and valve 
                                train or a Kroyer Racing Engines head and valve-train 
                                upgrade kit for even more performance. The Holz/Kroyer Racing Engines Big Bore Kit is 
                                in stock now and ready to ship. Simply log on 
                                to www.holzracingproducts.com today and experience 
                                improved performance with your Polaris RZR/RZR-S 
                                or Sportsman 800 with the HRP/KRE Big Bore Kit. 
                                MSRP: $1,150.00. For technical assistance call 
                                a Holz Racing Products technician at 360-398-7006.
 
 About Holz Racing 
                                Products:For the past 10 years, Holz Racing Products has 
                                engineered and extreme tested the finest quality, 
                                most effective performance parts available for 
                                UTV, ATV and snowmobile applications. Manufactured 
                                in the USA and race tested around the world, HRP 
                                leads the field in Polaris RZR accessories and 
                                performance products. For more information visit 
                                their website at www.holzracingproducts.com 
                                or call 360-398-7006
 
   www.holzracingproducts.com
 
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