THE TRX5 PIPE IS AN
ALL-AROUND PIPE THAT POSSESS
EXCELLENT POWER THROUGHOUT THE
RPM RANGE. UTILIZES FACTORY MOUNTING
LOCATIONS & HARDWARE.

THE NEW TRX11 PIPE IS DESIGNED
SPECIFICALLY FOR HILL SHOOTERS & DRAG
RACERS WHO DEMAND PEAK TOP-END PERFORMANCE
AND ARM WRENCHING POWER! CAN BE USED WITH ANY
STANDARD SILENCER, OR USE OUR OWN TRXM BILLET
SILENCER. UTILIZES FACTORY MOUNTING LOCATIONS AND
HARDWARE. FITS ALL TRX 250R.

ESR 330, 350, AND 380cc CYLINDER KITS HAVE ALL THE SAME GREAT FEATURES
AS OUR POPULAR BOLT-ON KITS, BUT REQUIRE CASE MACHINING TO ACCEPT THE LARGER
BORE CYLINDERS. OUR MONSTER 380cc KITS ALSO REQUIRE A +5mm STROKER CRANK. ALL
CYLINDER KITS COME COMPLETE WITH A FULLY PORTED PRO-X CYLINDER (CHOICE OF TRX7, TRX9, OR TRX11 PORTING), BILLET 2-PIECE HEAD KIT, 2 HEAD DOMES, NEW PISTON KIT, ALL NECESSARY GASKETS AND NEW HARDWARE. LONG ROD ENGINES ALSO REQUIRE A SPACER/STUD KIT.

CNC MACHINED FROM BILLET ALUMINUM AND ANODIZED FOR CORROSION RESISTANCE. INTERNAL PASSAGEWAYS REDESIGNED TO INCREASE FUEL
FLOW, A MUST FOR THOSE RUNNING ON ALCOHOL.

THE SAME HANDY JET BOARDS THAT COME WITH ALL THE ESR
CARB KITS ARE ALSO AVAILABLE SEPARATELY. CNC MACHINED
BILLET JET BOARDS COME WITH A SELECTION OF POPULAR JET
SIZES. SPECIFY GAS OR ALCOHOL, KEIHIN OR MIKUNI CARBURETOR

ESR Billet Jet Board Sets - Gas

ESR 8-PETAL REED BLOCK SYSTEM WAS DESIGNED WITH ALL OUT
PERFORMANCE IN MIND. THE REED BLOCKS ARE CNC
MACHINED FROM BILLET ALUMINUM AND USE OUR
NEW DESIGN CARBON FIBER REEDS. COMES
WITH OR WITHOUT BUILT-IN REED BLOCK SPACER
(SPECIFY). INCLUDES A BRAND NEW MATCH-PORTED
INTAKE MANIFOLD ($51 VALUE!).
CHOOSE RED, BLUE, BLACK, OR BARE ALUMINUM FINISH.

REPLACES STOCK TRX AIRBOX. INCREASED AIR FLOW MEANS
MORE POWER AND THROTTLE RESPONSE. THE HOT SET-UP
FOR THE HILL OR THE STRIP.

TRICK LITTLE CNC MACHINED BILLET ALUMINUM BRACKET
TO MOUNT THE REAR BRAKE RESERVOIR. CLAMPS TO
THE FRAME, THIS IS A GREAT OPTION FOR
THOSE USING OUR AIR FILTER KIT.

WE ALSO OFER FULL PORT WORK FOR YOU STOCK 250R CYLINDER, AS WELL AS SHAVING THE STOCK HEAD TO COMPLETE THE PACKAGE FOR THAT ADDED HIT OF POWER.

PORT WORK CAN BE DESIGNED SPECIFIED TO YOUR NEEDS.

TRAIL PORTING: PROVIDES THAT BOTTOM END THUMP NEEDED IN THE WOODS TO PULL YOU THROUGH THAT RUTTED TRAIL.

DUNE/DRAG PLAY PORT: PROVIDES AN INCREASE THROUGHOUT THE MIDRANGE AND INTO THE TOP END ALLOWING THE ENGINE TO REV OUT BETTER FOR A LONGER POWERBAND. THIS HELPS ON THE DUNES AND FLATS STRETCHING THE RPM RANGE.

FULL DRAG PORT: FOR DRAG PURPOSES ONLY. THIS PORT OPTIMIZES THE CYLINDER PORTS FOR THAT WIDE OPEN THROTTLE HIT. DRAG PORTING MUST BE ACCOMPANIED WITH SHAVING THE HEAD TO REACH THE ULTIMATE LEVEL OF PERFORMANCE FROM YOUR ENGINE.

FOR YOUR FOUR-STROKE NEEDS WE ALSO PROVIDE A RANGE OF PORTING . AS WELL AS PIPES, CARBS, AND AIR FILTERS TO GET THAT ENGINE BREATHING LIKE IT SHOULD.

- BILLET ALUMINUM CLAMP AND END CAP.
- FULL MEGAPHONE CORE
- FULLY STEPPED, CERAMIC COATED FULL LENGTH HEADER
- AVAILABLE IN RED, BLUE, BLACK OR POLISHED

41mm Keihin FCR Performance Carb

REPLACE YOUR STOCK AIRBOX WITH A HIGH PERFORMANCE AIRFILTER AND VELOCITY TUBE. (ESR recomends also purchasing an outerwear and case breather filter in addition to this kit).

RAISES THE REV LIMITER BY 1,000 RPMS. ESR HIGHLY RECOMMENDS THAT YOU GET A REV BOX IF YOU CHANGE THE CAM IN THE TRX450R.

New billet products for the 450r,

400ex and the never forgotten king,

the 250r. change it up, make your bike

stand out.

PLEASE CALL FOR PRICING 636-337-0800