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BPRATV will be closed on December 24th and 25th in observance of the Christmas holiday. We will have very limited operations from December 27th to December 31st for our annual cycle counts. Thank you for your patience and understanding. Additionally, we will be closed on January 1, 2025, for New Year's Day.
BPRATV will be closed on December 24th and 25th in observance of the Christmas holiday. We will have very limited operations from December 27th to December 31st for our annual cycle counts. Thank you for your patience and understanding. Additionally, we will be closed on January 1, 2025, for New Year's Day.

Honda TRX450R

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$207.81
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KPMI Racing Valve Spring Kit Kibblewhite 30-30720 For 2004-2005 Honda TRX450R

BPRATV

Type Intake / Exhaust Retainer Material Titanium Intake Valve Lift 0.440" Intake Installed Height 1.215" Intake Seat Pressure 40# Intak...

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Honda TRX 450R TRX450R Titanium Lug Nuts Front Rear Wheel Ti Lug Nut Set of 4

BPRATV

YOUR BEST ONLINE SOURCE FOR HARD TO FIND TITANIUM LUG NUTS!  SAVE BIG WHEN YOU BUY IN BULK!Honda TRX 450R Lug Nuts4-Pack of Titanium 12 point flang...

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⚡06-09 Honda TRX 450R TRX450R Vertex Forged Big Bore 99MM Piston Kit 23523B⚡

BPRATV

WORKS ON ALL 06-09 HONDA TRX 450R  YEAR MAKE MODELS Aftermarket replacement Piston Kit Includes piston rings pin and circlips High quality, as goo...

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$127.30 - $127.30
$127.30
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$127.30
$1,899.99 - $1,899.99
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06+ TRX450R Ported Port Head Porting Top End Rebuild Kit Kibblewhite Valves 96mm

BPRATV

Stock bore cylinder Wiseco or Wossner stock bore piston Hard coated piston rings Chrome wristpin Circlips Top end gasket kit  MLS head gasket OEM H...

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$1,899.99 - $1,899.99
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06+ TRX450R Ported Port Head Porting Big Bore Kit 100mm Top End KPMI Valves 488c

BPRATV

100mm big bore cylinder Wiseco, JE or CP 100mm big bore piston Hard coated piston rings Chrome wristpin Circlips Top end gasket kit  Cometic big bo...

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06+ TRX450R TRX450ER Rebuild Kit Connecting Rod Crank Rebuild Top Bottom End Kit

BPRATV

Wiseco or Wossner forged piston Nitrite coated piston rings Chrome wristpin Circlips Hotrods connecting rod Crank pin Rod bearing Thrust washers...

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$79.99
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06+ TRX450R TRX450ER Hotrods Connecting Rod 8661 Conn Rod Only Aftermarket Rod

BPRATV

Hotrods HD connecting rod only - No pin or bearings Direct replacement for OEM connecting rod Honda does not sell the rod by itself 1 year warra...

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Port 06+ TRX450R Ported Head Assembly Assembled Stage 3 Hotcam Kibblewhite Valve

BPRATV

Brand new OEM cylinder head Full race port & polish Intake, exhaust, combustion chamber Valve guides cut to match porting Pocket port for +1mm...

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$1,000.99
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$999.99

2005 Honda TRX450R Sportrax Rebuild Kit Top Bottom End Assembly Parts Stock Bore

BPRATV

FITS ALL 04-05 HONDA TRX450R MODELS! Hotrods or Wiseco crank with rod**HD crank bearings Crank balancer bearings Transmission bearings Water pum...

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$225.49
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$99.99
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$99.99

06-09 TRX450R TRX 450R Talon Clutch Kit Cover Oring Titanium Spring Bolts Kit Se

BPRATV

FITS ALL 2006+ HONDA TRX450R & TRX450ER MODELS! Talon clutch kit - fibers, steels, hard coated springs Grade 5 titanium clutch spring bolts G...

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$99.99
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06+ TRX450R TRX 450R Kibblewhite Black Diamond Valve Springs Head Rebuild Kit

BPRATV

WORKS ON ALL '06+ HONDA TRX450R and TRX450ER MODELS Chrome silicone double valve springs Titanium retainers Heat treated collars Black Diamond st...

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06+TRX450R TRX 450R 100m Big Bore Stroker Complete 510c Motor Engine Rebuild Kit

BPRATV

FITS ALL 2006+ HONDA TRX450R/ER MODELS! 100mm NEW DESIGN big bore cylinder Hotrods +3mm stroker crank with rod JE Wiseco or CP forged piston ** N...

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$121.71
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06+ TRX450R TRX 450R Kibblewhite Studs OEM Size Cylinder Aftermarket Stud Kit

BPRATV

Brand New Kibblewhite Extreme Heavy Duty Head Stud KitHonda TRX450R & TRX450ER Fits Years 2006 2007 2008 2009 2010 2011 2012 2013 2014Features:...

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06+ TRX450R TRX 450R Cylinder 14:1 Hi Comp Piston Complete Top End Rebuild Kit

BPRATV

FITS ALL 2006+ TRX450ER and TRX450R MODELS! BPRATV Aftermarket 96mm Cylinder 14:1 CP or Wiseco forged piston* Armorglide coated lateral gas ported...

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$219.99
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06+ TRX450R TRX 450ER 450R Duner Trail Clutch Kit Fiber Steel Complete Clutches

BPRATV

WORKS ON ALL HONDA '06-13 TRX450R/ER MODELS Great aftermarket clutch kit Fiber plates Steel plates Springs OEM clutch cover gasket Perfect OEM rep...

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TRX450R TRX 450R 450ER Ported Cylinder Head Port Porting Assembled Kibblewhite

BPRATV

FITS ALL '06+ HONDA TRX450R/450ER MODELS! Brand new OEM cylinder head Full race port job Complete assembly Kibblewhite valve spring kit Kibblewhi...

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$1,242.99
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$85.99
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Best 06+ TRX450R TRX 450R Crank Bearings OEM SKF Left Right Main Bearing Kit

BPRATV

FITS ALL '06+ HONDA TRX450R AND TRX450ER MODELS! Both left and right side crank bearings SKF left side bearing OEM right side bearing Includes cr...

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$1,242.99
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$1,022.99
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$175.99
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$175.99

2004 2005 TRX450R TRX 450R 97mm Big Bore Piston Wiseco 97 mil 11.5:1 479cc +3mm

BPRATV

Compatible Vehicles Submodel Year Make Model TRX450R 2x4 2005 Honda Sportrax 450 TRX450R 2x4 2004 Honda Sportrax 450 FITS ALL '04-05...

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$399.99 - $399.99
$399.99
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$399.99

06+ TRX450R TRX 450R Kibblewhite Valve Springs Guides Complete Head Repair Kit

BPRATV

FITS 2006+ Honda TRX450R AND TRX450ER models! Kibblewhite chrome silicone race valve springs Titanium retainers Heat treated collars Bronzes Guid...

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$399.99 - $399.99
$399.99
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$500.64

06-09 TRX450R TRX 450R Kibblewhite Black Valve Springs Head Rebuild Kit Gasket

BPRATV

Need someone to assemble your head?  We can do that for you!  Call Mon-Fri 7am to 3pm with questions!!FITS 2006+ Honda TRX450R AND TRX450ER models...

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$500.64
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06+ TRX450R TRX 450R Cases Rebuilt Motor Engine Rebuild Repair Redo Stock OEM

BPRATV

COMPLETE REBUILD WITH EVERYTHING EVEN CASES.  SE HABLA ESPANOL! FITS ALL '06+ HONDA TRX450R AND TRX450ER MODELS NEW set of OEM crankcases  96mm cy...

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$1,599.99 - $1,599.99
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Get 04 05 TRX450R TRX 450R Big Bore Stroker Rebuild Kit 97mm Top Bottom Assembly

BPRATV

FITS ALL 04-05 HONDA TRX450R MODELS! 97mm big bore BPR cylinder Custom Wiseco or Custom CP 11.5:1 big bore forged piston** Nitrite coated piston r...

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$1,599.99
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$1,599.99
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$270.74 - $270.74
$270.74
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$270.74

TRX450R TRX 450R 450ER Outer Center Clutch Basket Pressure Plate Plates Gasket

BPRATV

WORKS ON ALL HONDA TRX450R AND TRX450ER MODELS AND YEARS Used basket (outer clutch) Used Primary driven gear Used pressure plate Used inner hub (c...

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$270.74 - $270.74
$270.74
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$270.74
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$258.50
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$258.50
$44.10
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$44.10

DRZ LTZ 400 TRX450R Stock Big Bore 94mm CP Carrillo Piston Rings Ring Set Only

BPRATV

FITS ALL CP-CARRILLO 94mm PISTONSIncludes one 94mm CP piston ring set for CP 94mm TRX450R DRZ/LTZ/KFX/KLX 400 or any other 94mm CP piston.  INCLUDE...

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$258.50
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$44.10
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$44.10
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Save 15% Save %
$1,529.40
$1,529.40 - $1,529.40
$1,529.40
$1,299.99
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06+ TRX450R TRX 450R Complete Rebuilt Motor Engine Rebuild Kit Kibblewhite Valve

BPRATV

FITS ALL 2006 AND NEWER HONDA TRX450R/ER MODELS 96mm after market cylinder Hotrods HD crank with rod HD crank bearings Wiseco JE or CP forged pis...

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$1,529.40
$1,529.40 - $1,529.40
$1,529.40
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$1,699.99 - $1,699.99
$1,699.99
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06+ TRX450R Stage 3 Hotcam 100mm Big Bore 3mm Stroker Complete Rebuild Kit 520cc

BPRATV

FITS ALL 2006+ HONDA TRX450R/ER MODELS! 100mm BPR big bore cylinder - NO CASE MACHINING REQUIRED JE Wiseco or CP forged piston ** Nitrite coated ...

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$1,699.99 - $1,699.99
$1,699.99
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Save 6% Save %
$604.99
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$569.99
$569.99 - $569.99
$569.99

TRX450R TRX 450R 450ER 100 mil Big Bore Kit +3 Cylinder Complete Top End Rebuild

BPRATV

FITS ALL '06+ HONDA TRX450R AND TRX450ER MODELS! Includes: 100mm cylinder JE or CP forged piston Hi temp piston rings Wristpin Circlips Stud ki...

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$604.99
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$604.99
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$579.99
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TRX450R TRX 450R 450ER Big Bore Kit 100 mil Cylinder Complete Top End Rebuild

BPRATV

Compatible Vehicles Submodel Year Make Model Electric Start 2014 Honda TRX450ER Electric Start 2013 Honda TRX450ER Electric Start 201...

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$604.99
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$604.99
$579.99
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$802.99
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$19.99
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$19.99

TRX450R TRX 450R 450ER Cam Bearing SKF OEM Stock Aftermarket Camshaft Roller

BPRATV

FITS ALL HONDA 450cc ATV AND DIRT BIKE MODELS AND YEARS! Replaces OEM camshaft bearing Works with OEM and aftermarket camshafts SKF high quality -...

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$802.99
$802.99 - $802.99
$802.99
$19.99
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$19.99
Save 98% Save %
$1,999.99 - $1,999.99
$1,999.99
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06+ TRX450R TRX 450R Cases Complete Stock Rebuilt Motor Engine Rebuild Parts Kit

BPRATV

FITS ALL '06+ HONDA TRX450R AND TRX450ER MODELS NEW set of OEM crankcases  96mm aftermarket cylinder Wiseco JE or CP forged pump gas piston Hi te...

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$1,999.99 - $1,999.99
$1,999.99
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$1,999.99
Save 0% Save %
$1,000.99
$1,000.99 - $1,000.99
$1,000.99
$999.99
$999.99 - $999.99
$999.99

2004 Honda TRX450R Sportrax Rebuild Kit Top Bottom End Assembly Parts Stock Bore

BPRATV

FITS ALL 04-05 HONDA TRX450R MODELS! Hotrods or Wiseco crank with rod**HD crank bearingsWiseco or CP forged piston**Hi temp piston ringsWristpinC...

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$1,000.99
$1,000.99 - $1,000.99
$1,000.99
$999.99
$999.99 - $999.99
$999.99
Save 0% Save %
$1,999.99 - $1,999.99
$1,999.99
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$1,999.99

06+ TRX450R 100m Big Bore Kit Ported Cylinder Head Porting +1 Kibblewhite Valves

BPRATV

Stock bore cylinder Wiseco or Wossner stock bore piston Hard coated piston rings Chrome wristpin Circlips Top end gasket kit  MLS head gasket OEM H...

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$1,999.99 - $1,999.99
$1,999.99
$1,999.99 - $1,999.99
$1,999.99
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$1,899.99 - $1,899.99
$1,899.99
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$1,899.99

04 05 TRX450R Ported Head 97mm Big Bore Kit Port Polish +3 Top End Rebuild

BPRATV

97mm big bore cylinder Wiseco or Wossner forged big bore piston Hard coated piston rings Chrome wristpin Circlips Top end gasket kit  Cometic big b...

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$1,899.99 - $1,899.99
$1,899.99
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$1,899.99
Sold out
$1,999.99 - $1,999.99
$1,999.99
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$1,999.99

06+ TRX450R Ported Port Head Porting Big Bore Kit 100mm Top End KPMI +1 Valves

BPRATV

100mm big bore cylinder Wiseco, JE or CP 100mm big bore piston Hard coated piston rings Chrome wristpin Circlips Top end gasket kit  Cometic big bo...

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$1,999.99 - $1,999.99
$1,999.99
$1,999.99 - $1,999.99
$1,999.99
Save 25% Save %
$3,999.99
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$2,989.99
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$2,989.99

04 05 TRX450R Complete Engine Motor 500cc Big Bore Stroker Assembled Assembly

BPRATV

COMPLETE BUILT 500cc BIG BORE STROKERPhotos are of actual engine you will receiveUsed core bottom end with all new parts listed below97mm big bore ...

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$3,999.99
$3,999.99 - $3,999.99
$3,999.99
$2,989.99
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$2,989.99
Save 25% Save %
Save 64% Save %
$984.50
$984.50 - $984.50
$984.50
$349.99
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$349.99

04 05 TRX450R Wiseco Piston Hi Comp 14:1 Piston TITANIUM Stud Kit Race Gas Redo

BPRATV

WORKS ON ALL 2004 and 2005 HONDA TRX450R SPORTRAX MODELS Wiseco forged 94mm (stock bore) 14:1 piston Racer Elite moly coated skirt Nitrite coat...

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$984.50
$984.50 - $984.50
$984.50
$349.99
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$349.99
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