277cc Big Bore & Stroker Engine Kit

   
 
$ 1,900.00  
Click here
for porting
info
KX/RM 277F Stealth Specifications:
Fits 2004-2007 Kawasaki KX250F and 2004-2006 Suzuki RMZ250F
Bore = 79mm Stroke = 3mm over stock Displacement = 277cc

Engine Modifications Included:
Cylinder: Bore and Replate with RPM's nikasil plating.
Head: No head work needed.
Crankshaft: Stroke, balance and true.
Crankcase: Split, inspect, and reassemble.
Blueprint: Calculate deck height, squish clearance, trapped volume, and compression ratio and list on your permanent Spec-Sheet.
 
 
All of our engine kits are
built using Wiseco Pistons
  weisco
     
 
    
Benefits:
  • 3-5 more horsepower
  • More torque
  • Quick revving
  • No spacer plate required (looks stock)
  • Fastest stock looking 250F on the track

Kit includes:

  • 1 Piston kit with piston, rings, wrist pin, circlips.
  • 1 Head gasket
  • 1 Base Gasket
  • Ign and clutch cover gaskets

This kit requires you to send us:

  • Your complete CLEANED engine with NO OIL or COOLANT
  • Kick starter and shifter
  • Generator

Delivery: call to check availability of completed cores

Special features:

  • This kit is also available as an unassembled "bolt in" kit for $2,147.69. We will send you a new cyl and crank assembly with all the modifications listed above and a piston/gasket set ready for you to assemble in your motor, allowing you to keep your stock parts and keep racing until your kit arrives.
  • The 277F pistons are custom machined for proper piston-to-head clearance and require additional labor when ordering replacement pistons.
 
  Order this kit Now!!!! (click here)  

                                                                                                                                                                                                                                                                         
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ATTN:
AMA changes
displacement rules! details>>

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SUZUKI
RM262F - STEALTH
RM276F - STEALTH
RM276F - ICE CUBE
RM277F - STEALTH
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DRZ490 - ICE CUBE
DRZ440 - STEALTH
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YAMAHA
YZ262F - STEALTH
YZ276F - ICE CUBE
YZ277F - STEALTH
YZ292F - ICE CUBE
YZ315F - ICE CUBE
YZ417F - STEALTH
YZ444F - STEALTH
YZ469F - STEALTH
YZ478F - STEALTH
YZ488F - ICE CUBE
YZ491 - STEALTH
YZ511 - ICE CUBE

 

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  Primary communication points:
  
Telephone: 608 224 2524
Fax:   608 224 0447
Email: techsales@maxpower-engines.com
Web: http://www.maxpower-engines.com
Max Power-RPM’s Inc.
3001 Progress Road
Madison
Wisconsin, 53716, USA
 
Secondary communication point:
Telephone: +44 (0)1452 300800
Fax: +44 (0)1452 500400
Email: aptec@poeton.co.uk
Web: http://www.poetonaptec.co.uk
APTEC Ltd
Southbrook Road
Gloucester
GL4 3DN, UK