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

250F

KTM270-F Stealth Big bore

KTM284-F Stealth Stroker

Click here to see additional performance options for your KTM250


KTM270-F Stealth Big Bore

$590 We Modify your cylinder
$665 Exchange Cylinder - Additional Charge
$1200 "Bolt On" - Includes Cylinder
$890Install and Blue Print

 

 KTM270 STEALTH Specifications:

 Fits 2006 - Current KTM 250 SX-F, EXC-F, XC-FW 

Bore: Yes Stroke: No Actual Displacement = 268.61cc

Engine Modifications Included:
Cylinder:OEM Cylinder bored and re-plated with Apticote 2000
Fuel Required:100 octane - Options Available
Piston:CP Piston
Gaskets:Top end gaskets included.
Crankcase/Head:No modification required

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KTM284-F Stealth Stroker

$1699 We Modify your cylinder and crankshaft
$1849 Exchange Crank and cylinder  - call for availability
$2599 "Bolt On" - Cylinder, Crankshaft, piston, gaskets, seals
$2199 Installed and Blue Printed

 

 KTM284-F STEALTH Specifications:

 Fits 2006 - Current KTM 250 SX-F, EXC-F, EXC-FW

Bore: No Stroke: Yes Actual Displacement = 284.29cc

Engine Modifications Included:
Crankshaft:Stroked and balanced OEM crankshaft.
Fuel Required:100 octane - Options Available
Piston:CP Piston
Gaskets:Gaskets and seals included.
Crankcase/Head:

No modification required

Notes:  On exchaunge cranks rod and bearing must be in "like new" condition.  A $325 charge will be assessed for core returns that have less than perfect rod kits on them.

 

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