" The Performance Specialists since 1990"
DYNO CHARTS for some of our motor kits.
CRF230L Pipes and motor parts instock Go big Go 250cc.
  ENGINES ONLY 1870 Stone Ave. San Jose CA 95125
If you may have a question please e-mail or phone us.      enginesonly@yahoo.com  (408)275-6300 phone //(408)342-6867 fax

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CRF150R   This page last updated 05/29/2015

27.5 Horsepower with our new 170cc Bore kit, billet cam, springs, carb mod, pipe, clutch kit etc.....
See the dyno chart
Click here

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Link to dyno runs 

BIG BORE KITS  
INSTALLATION
 
CARB & INTAKE KITS
  
EXHAUST
  
HEADWORK & BILLET CAMS
 
SUSPENSION
 

GOODIES: FLYWHEEL WEIGHTS GRAPHICS, MOTOR MOUNTS

What's on the ENGINES ONLY CRF150R
Applied Racing Clamps and clutch lever, Barnett clutch plates and springs, Hlebo Bros revalved forks with heavy springs and Tungsten DLC coated tubes and hard anodized axle castings and forkcaps, Hlebo Bros polished and hard anodized shock body with revalve and heavy spring, EO Megacycle billet cam with custom valve springs, EO Outlaw series slip-on muffler with spark arrester, EO 170cc Ultimate Big Bore Kit with forged racing piston, EO Tokyo Mods modified and jetted CRF150R carb, EO RoostMX graphics kit, Moto and Supermoto wheels with Talon hubs and Excel rims by A&A Racing, EO Steahly flywheel weights and a bunch of little stuff and lot's of sweat from some great industry people. 
More to come................

Description SKU # Price

CRF150Rcc Ultimate Big Bore Kits

15017 BBK $599.95
CRF150R to 170cc Big Bore kit
Fits 07 motors
Oh Yea! Now shipping. 170cc 12.8:1 compression.
Kit includes, cylinder resleeved (exchange), forged piston, rings, wrist pin, clips, head gasket, base gasket.
This is a bolt on kit, NO CASE MACHINING REQUIRED.
Runs on pump gas 91 octane.
$599.95 with cylinder exchange.
$749.95 outright, no cylinder exchange.

INSTALLATION

170cc Kit Installation
Send us your complete engine only (no oil) and we will do a top end teardown, 3 angle valve job, cylinder bore and reassemble your engine, valves adjusted and timing set.
(you add oil, motors shipped dry)
150RR INS $400.00

CARBURETOR and INTAKE

15170 TMC $229.95
  EO Tokyo mods carb modification.
Includes jetting, needle, accelerator pump mod and other super secret racing tricks. Trust us it works.   

HEADWORK and CAMS

New Complete
Race Ready Heads

Ported and matched
Nickel bronze seats
1mm oversize
valves 

ENGINES ONLY RACE HEADS
bulletLOST YOUR SEAT? Have your CRF150R valve seats failed yet? This is the fix with added reliability and performance. COMPLETE RACE READY HEADS new fully ported and matched CRF150R heads with KPM +1mm black diamond valves and nickel bronze seats with competition valve job, In stock now only $1199.95! Outright no core charge.
bulletWe also recommend KPM valve spring kit for cams with up to .350" lift. $220.00 
bulletR/D valve spring kit to .450" lift $340.00
bulletStock CRF150R Head Rebuild
KPM +1mm black diamond valves and replace all seats with competition
valve job $650.00

 

  Hi-Flow Cylinder head porting includes intake manifold matching for increased airflow. 23030 CHP $300.00

BILLET CAMS IN STOCK

EO spec. Megacycle BILLET CAM (no exchange)
EO cams are brand new billet not reground stock.
The cam in the 27.5 horsepower motor is a torque cam #1 Torque cam, performance profile, must use EO spring kit sold separately.
#2 Race profile, Strong mid to topend, must use EO racing piston and spring kit sold separately.
Yes you need the springs for these cams.
15170 BCS $499.95
EO spec. R/D valve springs with titanium retainers  15170 TVS $339.95
EO slotted cam sprocket.
Allows you to accurately advance or retard your cam timing.
This is what the professional motor builders use. 
15170 SCS $49.95
The Tokyo mods mechanical cam chain tensioner increases horsepower, extends cam chain and cam chain slider life. In addition to eliminating any possibility of the automatic tensioner failing, causing catastrophic engine failure. It can be installed in minutes with no special tools needed. 15170 CCT $99.95

SUSPENSION

 
 

Goodies

EO see through light weight motor mounts.
Our new high strength aircraft quality aluminum motor mounts are lighter than stock and feature cutouts so you can clean out the mud that builds up behind the stock mounts. These mounts are tumble finished and ready for your custom anodizing or paint finish.
15170 LWM $49.95
EO Steathly Off Road bolt on flywheel weight 7oz. or 9oz. A must have item for offroad riding. 15170 FWW $99.95
ENGINES ONLY
Graphics kits now available.
bulletEO Shrouds left and right side. fender arches left and right.
1500R GRA $79.95

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