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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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$2,499.99 - $2,499.99
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06+ TRX450R Cases Big Bore Stroker Kit 520cc Complete Redo Rebuild Assembly Kit

BPRATV

New set of OEM crankcases bored for 100mm cylinder 100mm big bore cylinder 100mm big bore JE or CP forged piston Nitrite coated piston rings Chr...

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06+ TRX450R Cases Big Bore Rebuild Kit 100m Cylinder Crankcase Redo Assembly Kit

BPRATV

New set of OEM crankcases bored for 100mm cylinder 100mm big bore cylinder 100mm big bore JE or CP forged piston Nitrite coated piston rings Chr...

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$2,499.99 - $2,499.99
$2,499.99
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06+ TRX450R +1 Valve Ported Head Assembly Stage 3 Hotcam Kibblewhite 1mm Valves

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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04 05 TRX450R Ported Polished +1 Head Porting Assembled Kibblewhite 1mm Valves

BPRATV

Used OEM cylinder head inspected, cleaned, and sandblasted Full race port & polish Intake, exhaust, combustion chamber Valve guides cut to mat...

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$1,499.99 - $1,499.99
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04 05 TRX450R Ported Polished Head Porting Assembled Kibblewhite Valves Assembly

BPRATV

Used OEM cylinder head inspected, cleaned, and sandblasted Full race port & polish Intake, exhaust, combustion chamber Valve guides cut to mat...

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$1,399.99 - $1,399.99
$1,399.99
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Save 95% Save %
$1,242.99
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$65.99
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$65.99

06 TRX450R 450ER Connecting Rod Hotrods 8660 Heavy Duty Rod Only OEM Replacement

BPRATV

Works on all 2006+ Honda TRX450R and TRX450ER models Hotrods HD connecting rod only - No pin or bearings Honda does not offer the rod only for...

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$89.99
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$64.99
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04 05 TRX450R TRX 450R Talon Clutch Kit Cover Oring Titanium Spring Bolt Kit Set

BPRATV

FITS ALL 04-05 HONDA TRX450R MODELS! Talon clutch kit - fibers, steels, hard-coated springs Grade 5 titanium clutch spring bolts Grade 5 titanium...

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$89.99
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Save 28% Save %
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$879.99
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$79.99
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$79.99

06+ TRX450R Crank Pin Hotrods Carrillo OEM Stock Stroker Bottom End Rod Pin

BPRATV

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

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$879.99
$879.99 - $879.99
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Save 91% Save %
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$225.45
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$139.99
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$139.99

04 05 TRX450R TRX 450R Kibblewhite Stainless Valves Valve Seals 97mm Head Gasket

BPRATV

FITS ALL 2004 AND 2005 HONDA TRX450R MODELS! Kibblewhite Black Diamond std size intake and exhaust valves Kibblewhite Viton valve stem seals 97mm ...

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$225.45
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$225.45
$139.99
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$139.99
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$1,699.99 - $1,699.99
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04 05 TRX450R Rebuild Kit Hotcam Stock Top Bottom End Motor Engine Stage 2 Cam

BPRATV

FITS ALL 04-05 HONDA TRX450R MODELS! Aftermarket stock bore cylinder Wiseco CP or JE forged piston** Piston rings Wristpin Circlips Hotrods or Wis...

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$1,699.99 - $1,699.99
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$1,359.99 - $1,359.99
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$1,359.99

04 05 TRX450R TRX 450R Complete Rebuilt Motor Engine Rebuild Valves Parts Kit

BPRATV

FITS ALL 2004 and 2005 TRX450R MODELS! 94mm after market cylinder CP JE or Wiseco forged piston** Piston rings Wristpin Circlips Hotrods cranksh...

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$1,359.99 - $1,359.99
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$1,359.99 - $1,359.99
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$1,899.99 - $1,899.99
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04 05 TRX450R TRX 450R Rebuild Kit Complete Top Bottom Hotcam Valves Assembly

BPRATV

FITS ALL '04-05 HONDA TRX450R AND MODELS Aftermarket stock bore cylinder Wiseco CP or JE forged piston** Hi temp piston rings Chrome Wristpin Cir...

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06+ TRX450R Cases Complete Rebuild Kit Right Left Crankcase Top Bottom Assembly

BPRATV

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

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$975.00 - $975.00
$975.00
$975.00 - $975.00
$975.00

04 05 TRX450R TRX 450R 97mm Big Bore Stage 3 Hotcam 479 Cylinder Cam Top End Kit

BPRATV

FITS 2004 AND 2005 HONDA TRX450R MODELS NEW purpose built 97mm cylinder Wiseco custom 11.5:1 forged piston Hi temp piston rings Chrome wristpin C...

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$149.99
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$110.46
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$110.46

04-05 Honda TRX450R Crank Pin Rod Bearing Bottom End Crankshaft Rod Rebuild Kit

BPRATV

WORKS ON ALL 2004-2005 HONDA TRX 450R YEAR MAKE MODELS Aftermarket replacement crank pin and rod bearing Includes thrust washers when applicable on...

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$149.99
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$149.99
$110.46
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$110.46
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$1,199.99 - $1,199.99
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04 05 TRX450R TRX 450R Stroker Motor Rebuilt Complete Engine Rebuild Parts Kit

BPRATV

FITS ALL '06+ HONDA TRX450R AND TRX450ER MODELS! 99mm big bore cylinder Wiseco CP or JE forged piston** Piston rings Wristpin Circlips Hotrods +3m...

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$1,199.99 - $1,199.99
$1,199.99
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Honda trx450r hotcam stage 3 Kibblewhite valve springs
Save 14% Save %
$698.89
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$698.89
$599.99
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$599.99

04 05 TRX450R TRX 450R Stage 3 Hotcam +1 Kibblewhite Valves Springs Complete Kit

BPRATV

FITS ALL 04-05 HONDA TRX450R MODELS Hotcams Stage 3 camshaft Cam bearing Kibblewhite lightweight double valve springs Titanium retainers Heat tre...

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$698.89
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$698.89
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04 05 TRX450R TRX 450R Ported Assembled Head Porting Kibblewhite Valves Assembly

BPRATV

FITS ALL '04-05 HONDA TRX450R MODELS!  THE PHOTOS ARE OF THE HEAD YOU WILL RECEIVE!  CHECK OUT THAT PORT WORK!  - Used cylinder head inspected, c...

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$699.99
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$575.00
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$575.00

04 05 TRX450R TRX 450R Cylinder Hi Comp Race Gas Piston Top End Rebuild Ki

BPRATV

FITS ALL 04-05 HONDA TRX450R MODELS! NEW 94mm after market cylinder 13.5:1 Wiseco or CP forged piston Piston rings Wristpin Circlips Top end gask...

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$699.99
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$575.00
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$575.00
Save 18% Save %
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04 05 TRX450R TRX 450R Hi Comp Rebuild Kit Race Gas Piston Top End Redo Assembly

BPRATV

NEED TO REBUILD YOUR MOTOR? THIS IS WHAT YOU NEED! SE HABLA ESPANOL!  FITS ALL 04-05 HONDA TRX450R MODELS! NEW 94mm after market cylinder 1...

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$599.99
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$599.99
Save 16% Save %
$46.19
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$38.99
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$38.99

04 05 TRX450R TRX 450R Stock Bore Top End Head Gasket Kit 96mm Gaskets Kit Seals

BPRATV

WORKS ON ALL 04-05 HONDA TRX450R MODELS Stock bore MLS head gasket Base gasket Chain tensioner gasket Valve stem seals Works on all OEM or afterm...

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$46.19
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$46.19
$38.99
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$38.99
Save 16% Save %
$399.99 - $399.99
$399.99
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$399.99

04 05 TRX450R TRX 450R Kibblewhite Valve Springs Guides Complete Head Repair Kit

BPRATV

FITS 2004 and 2005 Honda TRX450R models! Kibblewhite chrome silicone race valve springs Titanium retainers Heat treated collars Black Diamond sta...

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$399.99 - $399.99
$399.99
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$399.99
Save 94% Save %
$879.99
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$49.99
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$49.99

06+ TRX450R Crank Pin Bearing Big Large Bottom End Needle OEM Aftermarket Rod

BPRATV

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

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$879.99
$879.99 - $879.99
$879.99
$49.99
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$49.99
Save 94% Save %
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$599.99 - $599.99
$599.99
$599.99 - $599.99
$599.99

04 05 TRX450R TRX 450R 97mm Big Bore 13.5:1 Racer Elite Piston +3 Top End Kit

BPRATV

FITS 2004 AND 2005 HONDA TRX450R MODELS NEW Magnum 97mm cylinder Wiseco custom 13.5:1 forged big bore piston - race gas only Nitrite coated piston...

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$599.99 - $599.99
$599.99
$599.99 - $599.99
$599.99
Sold out
Save 16% Save %
$46.19
$46.19 - $46.19
$46.19
$38.99
$38.99 - $38.99
$38.99

04 05 TRX450R TRX 450R Stock Bore Top End Head Gasket Kit 94mm Gaskets Kit Seals

BPRATV

WORKS ON ALL 04-05 HONDA TRX450R MODELS Stock bore MLS head gasket Base gasket Chain tensioner gasket Valve stem seals Works on all OEM or afterm...

View full details
$46.19
$46.19 - $46.19
$46.19
$38.99
$38.99 - $38.99
$38.99
Save 16% Save %
Save 98% Save %
$1,242.99
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$1,242.99
$29.99
$29.99 - $29.99
$29.99

04 05 TRX450R TRX 450R Crank Bearing SKF Left Side Crankshaft HD Main Bearing

BPRATV

FITS ALL '04-05 HONDA TRX450R MODELS! One SKF left side crankshaft main bearing Replaces OEM # 91001-HP1-671 High quality bearing made in France ...

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$29.99
Save 98% Save %
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$219.99
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$219.99
$67.99
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$67.99

04 05 TRX450R Sportrax Duner Trail Clutch Kit Fiber Steel Complete Set Gasket

BPRATV

Compatible Vehicles Submodel Year Make Model TRX450R 2x4 2005 Honda Sportrax 450 TRX450R 2x4 2004 Honda Sportrax 450 WORKS ON ALL HON...

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$219.99
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$219.99
$67.99
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$67.99
Save 69% Save %
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$384.99
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$384.99
$349.99
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$349.99

* 04 05 TRX450R TRX 450R Kibblewhite +1 Intake Valves Valve Springs Guides Kit

BPRATV

FITS 2004 and 2005 Honda TRX450R models! Kibblewhtie lightweight valve spring kit Titanium retainers Heat treated collars Kibblewhite +1mm intake...

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$384.99
$384.99 - $384.99
$384.99
$349.99
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$349.99
Save 9% Save %
$1,799.99 - $1,799.99
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$1,799.99

04-05 TRX450R TRX 450R Big Bore Stroker Hi Comp 13.5:1 Rebuild Stage 3 Cam Valve

BPRATV

FITS ALL 04-05 HONDA TRX450R MODELS! 97mm BPR cylinder Wiseco 13.5:1 Racer's Elite forged piston - race gas only Armorglide coating Lateral gas por...

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$1,799.99 - $1,799.99
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$1,799.99
Sold out
$595.00 - $595.00
$595.00
$595.00 - $595.00
$595.00

04 05 TRX450R TRX 450R Cylinder 14:1 Hi Comp Piston Complete Top End Rebuild Kit

BPRATV

FITS ALL 2004 and 2005 TRX450R MODELS! 94mm after market cylinder 14:1 CP or Wiseco forged piston** Armorglide coated lateral gas ported Racer Eli...

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$595.00 - $595.00
$595.00
$595.00 - $595.00
$595.00
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Save 73% Save %
$984.50
$984.50 - $984.50
$984.50
$269.99
$269.99 - $269.99
$269.99

04 05 TRX450R TRX 450R Hi Comp Race Gas Piston Wiseco 14:1 Stock Bore Gaskets

BPRATV

WORKS ON ALL 2004 and 2005 HONDA TRX450R SPORTRAX MODELS Wiseco forged 94mm (stock bore) 14:1 piston Racer's choice skirt coated upgraded pisto...

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$984.50
$984.50 - $984.50
$984.50
$269.99
$269.99 - $269.99
$269.99
Save 73% Save %
Save 14% Save %
$1,399.99
$1,399.99 - $1,399.99
$1,399.99
$1,199.99
$1,199.99 - $1,199.99
$1,199.99

04 05 TRX450R TRX 450R Stock Rebuild Kit Complete Rebuild Motor Engine Redo Kit

BPRATV

FITS ALL '04-05 HONDA TRX450R AND MODELS! Stock bore BPR cylinder Wiseco CP JE or Wossner forged piston** The piston is hi-comp pump gas Piston ri...

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$1,399.99
$1,399.99 - $1,399.99
$1,399.99
$1,199.99
$1,199.99 - $1,199.99
$1,199.99
Save 14% Save %
Sold out
$2,999.99
$2,999.99 - $2,999.99
$2,999.99
$2,499.98
$2,499.98 - $2,499.98
$2,499.98

04 05 TRX450R TRX 450R Cases Big Bore Stroker +3 500cc Complete Rebuild Repair

BPRATV

FITS ALL 2004 2005 HONDA TRX450R MODELS! BRAND NEW crankcases NEW 97mm cylinder CP 11.5:1 custom forged piston Hotrods +3mm stroker crank with rod ...

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$2,999.99
$2,999.99 - $2,999.99
$2,999.99
$2,499.98
$2,499.98 - $2,499.98
$2,499.98
Sold out
$2,499.99 - $2,499.99
$2,499.99
$2,499.99 - $2,499.99
$2,499.99

04 05 TRX450R TRX 450R Cases Complete Rebuilt Motor Engine Rebuild Parts Kit

BPRATV

FITS ALL 2004 2005 HONDA TRX450R MODELS! OEM crankcases After market 94mm cylinder CP or Wiseco forged piston Hi temp piston rings Wristpin Circli...

View full details
$2,499.99 - $2,499.99
$2,499.99
$2,499.99 - $2,499.99
$2,499.99
$799.99 - $799.99
$799.99
$799.99 - $799.99
$799.99

06 TRX450R Rebuild Kit Hotrods Crank Piston Top Bottom End Motor Engine Assembly

BPRATV

FITS ALL 2006+ HONDA TRX450R/ER MODELS! Wiseco CP or JE forged piston Hi temp piston rings Chrome wristipin Circlips Hotrods or Wiseco crank assem...

View full details
$799.99 - $799.99
$799.99
$799.99 - $799.99
$799.99
Sold out
$1,599.99 - $1,599.99
$1,599.99
$1,599.99 - $1,599.99
$1,599.99

04 05 TRX450R TRX 450R Big Bore Stroker Crank 500cc Complete Rebuild Kit Hotcam

BPRATV

FITS ALL 04-05 HONDA TRX450R MODELS! BPR 97mm big bore cylinder Wiseco 11.5:1 forged piston** Piston rings Wristpin Circlips Hotrods +3mm stroker ...

View full details
$1,599.99 - $1,599.99
$1,599.99
$1,599.99 - $1,599.99
$1,599.99
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