High Performance Designs | Polaris RZR Forum - RZR Forums.net

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2011-2012 Differential Housing Kit

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HPD 1000CC Stroker Engine

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by RazrRacer959

Clutch kit for wheel dyno testing

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XP900 Valve Spring Video & Specs

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XP900 valve springs in stock

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1

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XP900 Vave spring Kit

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08 RZR HPD mods need PC III Map File

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Web Site Back UP

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My RZR for sale

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HPD's New RZR 800 Intake System

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Adjustable Clutch Weights

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Engine Kit for races

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XC Racing engine kit

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by CSG

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28

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Engine mod suggestions

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thanks HPD, i won 1st place this weekend

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Transmission Gear Set

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by Sparky

Rear Differential Housing

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6K

Motor Mount Race Adaptors

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One Piece Stainless Valves- $28.00 ea

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954

Trail Mod Kit Pricing

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by ditch pickel

RZR Twin Header Race Pipe

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Race Mod Kit Pricing

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HPD Discounts to Members

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High Performance Designs is a Supporting Vendor!

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