7841 Morrison St. · Morrisonville WI 53571 · 608-842-0680

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YFZ 523 Stealth Big Bore/Stroker

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YFZ 523 Stealth Big Bore/Stroker

Please call to order 608-842-0680

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Availability: In stock.

$2,650.00

Quick Overview

YFZ 523 STEALTH Specifications:

Fits 2004-2008 YFZ 450

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$2,650.00
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Product Description

Bore: Yes
Stroke: Yes
Actual Displacement = 523.44cc

Engine Modifications Included:
Cylinder: OEM Cylinder with "Ice Cube Style" forged sleeve plated with Apticote 2000 Ceramic coating
Fuel Required: 91 - 110 octane - Options Available
Piston/Crankshaft: Wiseco or CP Piston - Max Power Extreme Coated / OEM Crank Stroked and balanced
Head: No modification required
Crankcase: Balance Shaft mods required.

Same cylinder as the YFZ478 / 488 Stealth with the 523 Ice Cube crank. If you want nobody to know what you got and really want to smoke them then give it a try. We also recommend additional cooling upgrades for extreme applications. IE: Low speed, hot weather.
 


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