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

CRF150R

CRF160cc STEALTH Big Bore

CRF175cc STEALTH Big Bore/Stroker

Click here to see additional performance options for your CRF150R


CRF160R Stealth Big Bore

$575We Modify your cylinder
$650Exchange Cylinder
$795"Bolt On" - Includes Cylinder
$875 Installed and Blueprinted

 

 CRF160R STEALTH Specifications:

 Fits 2007 - Current CRF150R

Bore: Yes Stroke: No Actual Displacement = 159.79cc

Engine Modifications Included:
Cylinder:OEM Cylinder bored and re-plated with Apticote 2000
Fuel Required:91 octane
Piston:Wiseco Piston
Gaskets:Top end gaskets included.
Crankcase/Head:No modification required

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CRF175R Stealth Big Bore/Stroker

$1780We Modify your Cylinder
$1855  Exchange Cylinder
$1999"Bolt On" - Includes Cylinder and Crankshaft
$2280Optional Install and Blue Print

 

 CRF175R STEALTH Specifications:

 Fits 2007 - Current CRF150R

Bore: Yes Stroke: Yes Actual Displacement = 174.32cc

Engine Modifications Included:
Cylinder:OEM Cylinder bored and re-plated with Apticote 2000
Fuel Required:91 octane (13.5:1)
Piston:Wiseco Piston
Crankshaft:Stroked, balanced and lightened.
Crankcase/Head:Case modification required - We can give you instructions.  Or we can modify your bare and cleaned cases for $150. 

Notes:  Core credits available for "like new" cranks with little to no run time only. 

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