RACE WINNING TECHNOLOGIES FOR 2/4 STROKE ENGINES AND BIG BORE PERFORMANCE

YZ426F

YZ/WR445F Stealth Big Bore

$589 We Modify your cylinder
$664 Exchange Cylinder
$1092 "Bolt On" - Includes Cylinder
$889 Optional Install and Blue Print

 

 YZ/WR445F STEALTH Specifications:

 Fits 2000-2002 YZ/WR426F

Bore: Yes Stroke: No Actual Displacement = 444.13 cc

Engine Modifications Included:
Cylinder:OEM Cylinder bored and plated with Apticote 2000 Ceramic coating
Fuel Required:12.5:1 and 13.5:1 Compression
Piston:Wiseco Piston
Head:No modification required
Crankcase:No modification required

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