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OEM & Performance ATV, UTV & Dirt Bike Parts for Yamaha, Honda, Polaris, Can-Am & More — Shipped Fast from BPRATV
OEM & Performance ATV, UTV & Dirt Bike Parts for Yamaha, Honda, Polaris, Can-Am & More — Shipped Fast from BPRATV

Yamaha YFZ450 / YFZ450R / YFZ450F / YFZ450X

Yamaha 450cc ATV Quad Parts YFZ450 / YFZ450R / YFZ450F / YFZ450X

Rebuild Kits
Top End | Bottom End | Complete Engine Rebuild | Complete Engines | 

Parts
Bearings | Camshafts | Carbs/Jetting | Cables | Clutch Components | Cooling Systems | Crankshafts | Cylinder & Head Stud Kits | Cylinder Heads | Exhaust Studs | Gaskets/Seals | Grips | Intake Components | Oil System | Pistons | Spark Plugs | Timing Chains/Guides /Tensioners | Titanium Hardware | Valvetrain Components | 

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$1,499.99
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09-13 YFZ450R YFZ 450R Rebuild Kit Complete Top Bottom Motor Engine Assembly Kit

BPRATV
In stock

4406, 20003-k02, 4865M09800, 18P-11400-02-00, 20003, M1006, C7908, 71014-5, 2S2-11181-00-00, 3VD-14613-01-00, 94591-57120-00, 2S2-11311-30-00, 4FM-...

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Yamaha YFZ450 YFZ 450 Hotcams Hot Cams Stage 1 One Camshaft HOTCAMS Timing Chain

BPRATV
Low stock

Yamaha YFZ450 Hot Cams Stage 1 camshaft kit with intake, exhaust cams and OEM timing chain. Easy bolt-on power upgrade for carb models. Yamaha YF...

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Yamaha YFZ450 Stock Bore Engine Rebuild Kit Wiseco Crank CP Piston Cylinder Kit!

Wiseco
Low stock

Restore reliability and power with this Yamaha YFZ450 stock bore engine rebuild kit using a CP Carrillo forged piston, Wiseco heavy duty crankshaft...

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Yamaha YFZ450 YFZ 450 Engine Rebuild Kit Wiseco Crank Piston Cylinder Stock Bore

Wiseco
Low stock

Complete Yamaha YFZ450 engine rebuild kit by BPRATV with Wiseco crank, piston, stock bore cylinder, and full gasket and seal coverage. Yamaha YFZ...

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Yamaha YFZ450 YFZ 450 98mm Wiseco Piston 12.75:1 Big Bore Kit & Cometic Gaskets

Wiseco
In stock

Upgrade your carbureted Yamaha YFZ450 with a USA-made 98mm Wiseco forged piston and Cometic MLS gasket kit. Fits 2004–2009 & 2012–2013. High-co...

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$249.99
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YFZ450 98mm Big Bore Wiseco Piston & Cometic Gasket Kit 2004-2013 BPRATV Custom

Wiseco
In stock

Upgrade your carbureted Yamaha YFZ450 with a USA-made 98mm Wiseco forged piston and Cometic MLS gasket kit. Fits 2004–2009 & 2012–2013. High-co...

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$249.99
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Yamaha YFZ450 Carb Hot Rods Transmission Bearing & Engine Seal Kit 2004-2013 NEW

Hot Rods
In stock

TBK0067, 822238, BBK0015, K022, 93306-30633-00, 93306-20335-00, 93311-62574-00, 93306-20532-00, 93306-00431-00, 93306-00426-00, 93306-20593-00, 933...

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Yamaha YFZ450 CARB YFZ 450 Hot Rods Trans Bearing Kit Vertex Engine Seal Set NEW

Hot Rods
In stock

TBK0067, 822238, BBK0015, K022, 93306-30633-00, 93306-20335-00, 93311-62574-00, 93306-20532-00, 93306-00431-00, 93306-00426-00, 93306-20593-00, 933...

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Yamaha YFZ450R YFZ 450R 450X 98mm 99 Big Bore 478 488 Cometic Top End Gasket Kit

Cometic Gaskets
In stock

C3279, C3178, C3279-EST, C3178-EST, 2S2-11181-00-00, 2S2-11351-00-00, 4FM-12213-00-00, 3VD-14613-01-0, 3VD-14613-01-00, 3VD-14613-01-00, 33M-12119-...

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Yamaha YFZ450 YFZ 450 R X Kibblewhite Head Intake Exhaust Valve Guides Seals USA

Kibblewhite Precision
In stock

80-80220, 80-82230, 5TA-11133-10-00, 5TA-11134-10-00, 71014-5 🔥 YFZ450 YFZ450R/X Kibblewhite Valve Guides + Red Viton Seals Set 🔥 🛠️ Product ...

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2004-2013 YFZ450 Kibblewhite Intake Exhaust Valves TITANIUM Spring Kit & KEEPERS

Kibblewhite Precision
In stock

Upgrade your 2004–2013 YFZ450 (carb) with Kibblewhite White Diamond valves, titanium spring kit, full keepers/cotters, and RED Viton seals. Direct ...

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$669.99
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YFZ450 YFZ 450 Wiseco 12.4:1 Piston 95mm Stock Bore Cylinder Top End Rebuild Kit

BPRATV
In stock

20001 / M1000 / C3066,4865M09500,C3066,A-YFZ-95-CG, 20001, M1100, C3066, C3066-EST, 71014-5, 5TA-11311-12-00, 5TG-11631-12-00, CR8EIX, 4865M09500, ...

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$175.95
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$154.00
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$154.00

Yamaha YFZ450R 2014–2025 ProX 03.2444 Connecting Rod Kit Heavy Duty Pin Bearing

Pro-X
Low stock

03.2444, 8729, PSR8808A, PSR8802A, 06.3662.8, RA-40010, P4086-R, P249, 22.364523F-1, B162, 06.3662.8, 193564291295,Shop the ProX 03.2444 Heavy Duty...

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$228.87
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YFZ450 YFZ 450 95mm CP Stock Standard Bore Piston 12.5:1 & Cometic Gaskets Rings

CP-Carrillo
Low stock

20001 / M1002 / C3066,4865M09500,M1002, C3066, C3066-EST, 2S2-11181-00-00, 2S2-11351-00-00, 3VD-14613-01-00,99999-03528-00, 5TG-11631-12-00,M1000, ...

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$698.73
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$613.65
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YFZ450 YFZ 450 Hot Rods Stroker Crank +3mil Crankshaft Rod Assembly Bearings Kit

Hot Rods
Low stock

4173, CBK0146, 5TG-11400-31-00, 5TG-11400-10-00, 5TG-11400-30-00, K022, 4173, 5TG-11400-31-00,93306-30633-00, B5000, B5050,B5003,B5055,BK5049 💥 Y...

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$25.50
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Yamaha YFZ450 YFZ 450 Kibblewhite Viton Valve Stem Seals Seal Set of 5 Five KPMI

BPRATV
In stock

33M-12119-00-00, 4SV-12119-00-00,700-100014, 71014-5, 71014, Boost your Yamaha YFZ450R/X's power with Kibblewhite RED Viton valve stem seals. Preve...

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$1,248.88
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YFZ450 YFZ 450 Stock 95 Complete Rebuilt Motor Engine Rebuild Assembly Parts Kit

BPRATV
Low stock

20001-K01,CBK0109,4073,K022,808869,C3066,4865M09500,M1000, 4073, CBK0109,21001-K01,CBK0146,4173,K022,808869,C3068,4906M09800,M1009,71014-5, 5TA-113...

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$37.55
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$33.80
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$33.80

Kibblewhite White Diamond Exhaust Valve YFZ450 YFZ450R 5TA-12121-00-00 80-80217H

Kibblewhite Precision
In stock

80-80206, 80-80213H, 80-80215H, 80-80217H, 71014-5, 5TA-12111-00-00 5TA-12112-00-00 5TA-12121-00-00 5TA-12121-00-00 3GM-12126-00-00 5TJ-12113-00-00...

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$154.44
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$138.88
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$138.88

Yamaha YFZ450R YFZ 450R YFZ450X Water Pump HotRods Vertex Water Pump Rebuild Kit

BPRATV
In stock

Restore cooling performance with a complete billet water pump shaft & rebuild kit for Yamaha YFZ450R/YFZ450X. Includes gaskets, seals & pre...

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$154.44
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$138.88
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$45.41
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$39.88
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$39.88

Yamaha YFZ450R 450RSE YFZ 450R Hot Cams Hotcams OEM Replacement Cam Timing Chain

Hot Cams
In stock

Heavy-Duty Hot Cams Timing Chain for Yamaha YFZ450R/YFZ450X (2009-2025) - Ultimate Performance Upgrade Elevate your ATV's performance with the Hea...

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$45.41
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$45.41
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Hot Cams Hotcams OEM Replacement Cam Timing Chain Yamaha YFZ450R HC98XRH2010120

Hot Cams
In stock

Heavy-Duty Hot Cams Timing Chain for Yamaha YFZ450R/YFZ450X (2009-2025) - Ultimate Performance Upgrade Elevate your ATV's performance with the Hea...

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$45.41
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$27.45
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$18.99
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Yamaha YFZ450R YFZ 450R BPRATV Stronger Heavy Duty Exhaust Head Pipe Studs Bolts

BPRATV Talon Titanium
In stock

2H-EXTIHD, MG229, 90116-08022-00, 3VD-14613-01-00, 95702-08500-00Turbocharge your YFZ450R with the ultimate titanium exhaust upgrade.Key Features: ...

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$129.99
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$129.99
$108.88
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OEM YFZ450R YFZ 450R Cam Timing Chain Tensioner Damper Front Rear Guide Guides

Yamaha OEM
Low stock

Yamaha OEM 2S2-12251-00-00, 18P-12252-01-00, 94591-57120-00,HC98XRH2010120,31.2429,CC030FITS ALL YAMAHA YFZ450R/X MODELSBPRATV Heavy Duty Timing Ca...

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$129.99
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$108.88
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$334.75
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$334.75
$195.88
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$195.88

Yamaha YFZ450 YFZ 450 95mm 12.5:1 CP Carrillo Stock Bore Pump Gas Piston Rings

CP-Carrillo
Low stock

M1000, C7908, H2477027S, 2S2-11181-00-00 2S2-11181-00--00 2S2-11351-00-00 3VD-14613-0100, 99999-03528-00, 5TG-11631-12-00, 2S2-11181-00-00, 2S2-113...

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$334.75
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$196.68
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$196.68

YFZ450 YFZ 450 YFZ450R 98mm 12.5:1 CP 480cc 500cc Big Bore Pump Gas Piston Rings

CP-Carrillo
Low stock

M1009, M1002, M1000, C7908, H2477027S, 2S2-11181-00-00 2S2-11181-00--00 2S2-11351-00-00 3VD-14613-0100, 99999-03528-00, 5TG-11631-12-00, 2S2-11181-...

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YFZ450 YFZ 450X YFZ450R 95mm 12.5:1 CP Carrillo Stock Bore Pump Gas Piston Rings

CP-Carrillo
Low stock

M1000, C7908, H2477027S, 2S2-11181-00-00 2S2-11181-00--00 2S2-11351-00-00 3VD-14613-0100, 99999-03528-00, 5TG-11631-12-00, 2S2-11181-00-00, 2S2-113...

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$214.99
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$167.24
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$167.24

04-13 Yamaha YFZ450 YFZ 450 KIBBLEWHITE +1mm Intake Exhaust Valves RED Seals Kit

Kibblewhite Precision
Low stock

Kibblewhite Performance +1mm Larger Valves (All 5) The Best On The Market!Fits Yamaha YFZ450 Carbureted Models Years 2004 2005 2006 2007 2008 2009 ...

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$214.99
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$24.99
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$21.98
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YFZ450 SILICONE Oil Filter O-rings Crankcase Oil Filter Cover Orings O Ring Set

BPRATV
In stock

WORKS ON ALL YAMAHA YFZ450 CARB MODELS AND YEARS!!Replacement gasket o-rings for oil filter coverIncludes one large and three smallMade from hi tem...

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$24.99
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$679.99
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$438.88
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Yamaha YFZ450 YFZ 450 Wiseco Piston 98 mil BIG BORE Cylinder Top End Rebuild Kit

BPRATV
In stock

21001, 13029M09800, C3068, 71014-5, 5TA-11311-12-00, CR8EIX, P400485100047, 4906M09800, 247952, M1009, 222086, S4F09800004A, MX-09151-1, 23001-K01,...

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$598.88
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YFZ450R YFZ 450R 450X SE Hot Cams Stage 2 TWO Camshafts YAMAHA OEM Timing Chain

Hot Cams
Low stock

Brand New Hot Cams Stage 2 Camshafts Set & Yamaha OEM Timing ChainFits Yamaha YFZ450R & YFZ450X Fuel Injected Models Years 2009 2010 2011 2...

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$284.39
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Yamaha YFZ450R YFZ450X YFZ 450 Kibblewhite Race Titanium Valve Springs Kit Seals

Kibblewhite Precision
In stock

Complete Kibblewhite Performance Titanium Valve Spring KitThe Best On The Market!Yamaha YFZ450R Fuel Injected ModelsYears 2009 2010 2011 2012 2013 ...

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$333.48
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$284.39
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YFZ450X YFZ 450X OEM Replacement Kibblewhite Intake Exhaust Valves RED Seals Kit

Kibblewhite Precision
In stock

Complete Set Of Kibblewhite Performance OEM Size Stainless Steel Replacement Valves (All 5) & KPMI RED Viton Valve Stem SealsThe Best On The Ma...

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$214.99
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Yamaha YFZ450 YFZ 450 Hotcams Hot Cams Stage 1 One Camshafts & OEM Timing Chain

Hot Cams
Low stock

Make Your YFZ450 Roar with Newfound Power! This Yamaha YFZ450 YFZ 450 Hotcams Hot Cams Stage 1 One Camshafts & OEM Timing Chain Kit Unlocks Hid...

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$109.99
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$88.89
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YFZ450R YFZ 450R YFZ450X 98mm 98 478cc Big Bore CP Piston Rings Cometic Gasket

CP-Carrillo
In stock

Power Up Your YFZ450R with This High-Performance Big Bore Piston Ring and Gasket Kit Fits 98mm CP Carrillo pistons on 2009-2023 YFZ450R & YFZ45...

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$109.99
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$774.88
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$478.88
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$478.88

YFZ450R YFZ450X YFZ 450R 95mm Stock Bore Cylinder CP Piston Cometic Rebuild Kit

BPRATV
In stock

Brand New Complete Top End Motor Rebuild Kit Fits Yamaha YFZ450R & YFZ450X Fuel Injected Models ONLY  Years 2009 2010 2011 2012 2013 2014 2015...

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$774.88
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YFZ450R YFZ 450R Stage 3 Hot Cams Hotcams 98mm Big Bore Top End Rebuild Part Kit

BPRATV
Low stock

YFZ450R YFZ 450R Stage 3 Hot Cams Hotcams 98mm Big Bore Top End Rebuild Part Kit ...

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$1,199.99
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$1,199.99
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$1,292.49
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$1,292.49
$149.99
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$149.99

YFZ450 YFZ 450 TITANIUM Head Studs Strongest Ti Cylinder Stud Bolt Upgrade Kit

BPRATV
Low stock

Compatible Vehicles Submodel Year Make Model -- 2006 Yamaha WR450F -- 2005 Yamaha WR450F -- 2004 Yamaha WR450F -- 2003 Yamaha WR450F ...

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$1,292.49
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$1,292.49
$149.99
$149.99 - $149.99
$149.99
Save 88% Save %
Save 35% Save %
$1,385.95
$1,385.95 - $1,385.95
$1,385.95
$899.99
$899.99 - $899.99
$899.99

YFZ450R YFZ 450R 450X Hot Cams Stage 3 Three Big Bore Kibblewhite Springs Kit

BPRATV
Low stock

FITS ALL YAMAHA YFZ450R FI MODELS AND YEARS - DOES NOT FIT CARB MODEL YFZ450 Hotcams Stage 3 intake and exhaust cams Kibblewhite chrome silicone v...

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$1,385.95
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$1,385.95
$899.99
$899.99 - $899.99
$899.99
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Save 22% Save %
$599.99
$599.99 - $599.99
$599.99
$469.99
$469.99 - $469.99
$469.99

YFZ450R YFZ 450R Pro-X ProX Valves Valve Springs Spring Complete Head Redo Kit

Pro-X
Low stock

WORKS ON MULTIPLE YAMAHA 450cc ATVs AND DIRT BIKES - SEE FITMENT CHART ABOVE FOR YOURS Pro-X stainless steel intake and exhaust valves Pro_X valve...

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$599.99
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$599.99
$469.99
$469.99 - $469.99
$469.99
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Save 16% Save %
$1,099.99
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$1,099.99
$924.99
$924.99 - $924.99
$924.99

YFZ450 YFZ 450 Big Bore Rebuild Kit 98mm Top End Bottom Motor Engine Assembly

BPRATV
Low stock

New BPR 98mm cylinder98mm Wiseco CP or JE forged piston**Nitrite coated piston ringsChrome wristpinCirclipsHotrods or Wiseco HD replacement cranksh...

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$1,099.99
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$1,099.99
$924.99
$924.99 - $924.99
$924.99
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Save 69% Save %
$219.99
$219.99 - $219.99
$219.99
$67.99
$67.99 - $67.99
$67.99

YFZ450 YFZ 450 Clutch Kit Aftermarket Duner Trail Fiber Steel Plates Kit Gasket

BPRATV
Low stock

FITS ALL CARB MODEL YAMAHA YFZ450  Duner/Trail fiber clutch plates  Steel plates  Duner clutch springs  Clutch cover gasket Everything is new i...

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$219.99
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$219.99
$67.99
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$67.99
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$599.99
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$599.99
$499.99
$499.99 - $499.99
$499.99

YFZ450 YFZ 450 98mm Big Bore Kit +3 Cylinder 480cc Top End Rebuild Assembly Kit

BPRATV
In stock

FITS ALL YAMAHA YFZ450 CARB MODELS ONLY BPR 98mm big bore cylinder Wiseco CP or JE forged big bore piston Nitrite coated piston rings Chrome wrist...

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$599.99
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$599.99
$499.99
$499.99 - $499.99
$499.99
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$1,999.99
$1,999.99 - $1,999.99
$1,999.99
$1,799.99
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$1,799.99

YFZ450 YFZ 450 Stage 3 Cams Big Bore Stroker Kit Complete Motor Rebuild Guides

BPRATV
Low stock

WORKS ON ALL YAMAHA YFZ450 AND YFZ450X MODELSNew BPR 98mm cylinderWiseco CP or JE 98mm forged piston**Nitrite coated piston ringsChrome wristpinCir...

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$1,999.99
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$1,999.99
$1,799.99
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$1,799.99
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$1,385.95
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$1,385.95
$999.99
$999.99 - $999.99
$999.99

YFZ450 YFZ 450 Stage 1 One Hotcams Hot Cams Kibblewhite Valves Valve Springs Kit

BPRATV
Low stock

FITS ALL YAMAHA YFZ450 CARB MODELS AND YEARS - DOES NOT FIT YFZ450R Hotcams Stage 1 intake and exhaust cams Kibblewhite chrome silicone valve sprin...

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$1,385.95
$999.99
$999.99 - $999.99
$999.99
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$499.99
$499.99 - $499.99
$499.99
$429.99
$429.99 - $429.99
$429.99

YFZ450 YFZ 450 Pro-X ProX Valves Valve Springs Spring Complete Head Rebuild Kit

BPRATV
Low stock

WORKS ON MULTIPLE YAMAHA 450cc ATVs AND DIRT BIKES - SEE FITMENT CHART ABOVE FOR YOURS Pro-X stainless steel intake and exhaust valves Pro_X valve...

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$499.99
$499.99 - $499.99
$499.99
$429.99
$429.99 - $429.99
$429.99
Save 14% Save %
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$2,299.99
$2,299.99 - $2,299.99
$2,299.99
$2,199.99
$2,199.99 - $2,199.99
$2,199.99

YFZ450 YFZ 450 Stage 3 HotCams Big Bore Stroker Complete Rebuild Kit KPMI Valves

BPRATV
Low stock

FITS ALL YAMAHA YFZ450 CARB MODEL YEARS AND MODELS! 98mm BPR big bore nikasil cylinder Wiseco JE CP or Wossner forged piston** Nitrite-coated pisto...

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$2,299.99
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$2,299.99
$2,199.99
$2,199.99 - $2,199.99
$2,199.99
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Save 26% Save %
$119.99
$119.99 - $119.99
$119.99
$88.89
$88.89 - $88.89
$88.89

Yamaha YFZ450 YFZ 450 98mm 98 mil 478cc Big Bore CP Piston Rings Cometic Gasket

CP-Carrillo
In stock

Power Up Your YFZ450 with This High-Performance Big Bore Piston Ring and Gasket Kit Fits 98mm CP Carrillo pistons on 2004-2013 YFZ450 carb models f...

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$119.99
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$119.99
$88.89
$88.89 - $88.89
$88.89
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$86.99
$86.99 - $86.99
$86.99
$57.89
$57.89 - $57.89
$57.89

Yamaha YFZ450 YFZ 450 95mm Stock Cometic Top End Gasket Kit C3066 RED Viton Seal

Cometic Gaskets
In stock

Cometic Complete Top End 95mm Standard Bore Gasket Kit with Kibblewhite SealsYAMAHA 2004-2013 YFZ450 CARBURETED TOP END GASKET KIT, 95MM BORE, .027...

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$86.99
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$86.99
$57.89
$57.89 - $57.89
$57.89
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