YFZ 502 Stealth Big Bore/Stroker

Please call to order 608-842-0680

Availability: In stock.



Quick Overview

YFZ 502 STEALTH Specifications:
Fits 2004-2008 YFZ450


Choose Option:

We modify your cylinder

Exchange cylinder and crankshaft: $ 75.00

“Bolt on” – Includes cylinder and crankshaft: $ 315.00

Installed and Blueprinted: $ 500.00


Product Description

Bore: Yes

Stroke: Yes

Actual Displacement = 502.51cc


Engine Modifications Included:

Cylinder: OEM Cylinder bored and plated with Ceramic Nickel Bore 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 modification required


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