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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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$59.18
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$47.34

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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$47.34
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$47.34
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Yamaha YFZ450R YFZ 450R/X 98mm 99mm Big Bore Top End Cometic Gasket Kit USA Made

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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$47.34
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$401.49
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$238.88
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$238.88

Yamaha YFZ450 YFZ 450 95mm CP Stock Bore Piston 13.5:1 & Cometic Top Gaskets USA

CP-Carrillo
In 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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$238.88
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$669.99
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$438.88

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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$401.49
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$228.87
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$228.87

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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$228.87
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$228.87
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$1,248.88

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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$24.99
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09-25 Yamaha YFZ450R YFZ 450R EFI Kibblewhite OEM Replacement Valve Keepers Kit

Kibblewhite Precision
In stock

🔥 YFZ450R 09–25 Kibblewhite Valve Keeper Set – Intake & Exhaust 🔥 🛠️ Product Overview Eliminate valve float and power loss with this hig...

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$17.94
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$17.94
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$154.44
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$138.88
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$138.88

Yamaha YFZ450R/450X Water Pump Rebuild Kit Shaft Seal Gasket Hot Rods Vertex Fit

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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$138.88
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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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$154.44
$138.88
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$1,313.88
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$848.88
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$848.88

Yamaha YFZ450 98mm Big Bore Cylinder Stage 1 Cams Wiseco Piston Top Rebuild Kit

BPRATV
In stock

21001, 4044-1E, 4023-1IN, C3068,5TA-11311-12-00, 5TG-11631-11-00, 5TG-11631-12-00, 5TG-11603-00-00, 5TA-12170-00-00, 5TA-12170-10-00, 1PD-12180-00-...

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$499.98
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$499.98

YFZ450 YFZ 450 Big Bore Kit 98mm 480cc Cylinder Top End Rebuild Kit & Head Studs

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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YFZ450 YFZ 450 YFZ450R YZ450F Kibblewhite Intake Valves Spring Kit Head Redo Kit

Kibblewhite, Kibblewhite Precision, BPRATV, Yamaha YFZ450 YZ 450R
Low stock

80-80950,80-80206-80-80213H, 80-80215H, 80-80217H,5TA-12111-00-00,5TA-12112-00-00,5TA-12121-00-00, 5TA-12121-00-00, 33M-12119-00-00, 5TA-12111-00-0...

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$129.99
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$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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$334.75
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$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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$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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$196.68
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$196.68
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$196.68

YFZ450 YFZ 450 YFZ450R 95mm 13.75:1 CP Stock Standard Bore RACE GAS Piston Rings

CP-Carrillo
In stock

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, 2S2-11181-00-00, ...

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$196.68
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$195.88

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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$195.88
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$579.89
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$438.88
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$438.88

Yamaha YFZ450 YFZ 450 Hotcams Hot Cams Stage 1 One Camshafts BPRATV Timing Chain

BPRATV
Low stock

4023-1IN, 4022-1E, 5TA-12170-10-00, 5TG-12180-20-00, 94591-57118-00, HC98XRH2010118Make Your YFZ450 Roar with Newfound Power! This Yamaha YFZ450 Y...

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$214.99
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$214.99
$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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$167.24
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$24.99
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$21.98
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$21.98

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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$21.98
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$679.99
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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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$679.99
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$899.99
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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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$899.99
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$598.88
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$333.48
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$333.48
$284.39
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$284.39

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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$284.39
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$214.99
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$167.24
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$167.24

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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$167.24
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$167.24
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$579.89
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$448.88
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$448.88

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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$579.89
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$448.88
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$549.33
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$449.98
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YFZ450R YFZ 450R Kibblewhite Intake Exhaust Valves TITANIUM Springs Kit KEEPERS

Kibblewhite Precision
In stock

Transform your YFZ450R into a high-performance beast with this complete valve train upgrade kit from Kibblewhite!Key features: Includes lightweight...

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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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$774.88
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YFZ450R YFZ450X YFZ 450R 95mm Stock Bore Cylinder CP Piston Cometic Rebuild Kit

BPRATV
Low 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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$924.99
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YFZ450R Big Bore Rebuild Kit 98mm Top End Bottom Motor Engine Assembly 478cc Kit

BPRATV
Out of stock

New BPR 98mm cylinder98mm Wiseco CP or JE forged piston**Nitrite-coated piston ringsChrome wrist pinCirclipsHotrods or Wiseco HD replacement cranks...

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$1,024.99
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$924.99
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$1,292.49
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$149.99
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$149.99

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

BPRATV
In 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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$149.99
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$1,385.95
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$899.99
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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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$625.00 - $625.00
$625.00
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$625.00

YFZ450 YFZ 450 Stroker Conversion Kit +3 Hotrods Crank Crankshaft Complete Redo

BPRATV
Out of stock

FITS ALL YAMAHA YFZ450 AND YFZ450X MODELS AND YEARS - DOES NOT FIT YFZ450R Hotrods +3mm stroker crank assembly with rod Crank bearings Crank bala...

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$625.00 - $625.00
$625.00
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$789.99
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$498.88
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$498.88

YFZ450 YFZ 450 CP 12.75:1 Piston 95mm Stock Bore Cylinder Simple Top End Rebuild

BPRATV
Low stock

Brand New Complete Yamaha YFZ 450 Top End Rebuild Kit / CP Carrillo Stock Bore Kit / Cometic Top End GasketFits Yamaha YFZ450 Carbureted Models Yea...

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$789.99
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$498.88
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$498.88
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$1,099.99
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$860.24
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$860.24

YFZ450 YFZ 450 Rebuild Kit Complete Top Bottom End Motor Engine Assembly Repair

Yamaha YFZ450 Wiseco Hotrods Athena Vertex Talon SKF
In stock

New 95mm cylinderWiseco CP or JE forged piston**Nitrite coated piston ringsChrome wristpinCirclipsHotrods or Wiseco HD replacement crankshaft with ...

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$1,099.99
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$1,099.99
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$1,099.99
$924.99
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$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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$924.99
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$219.99
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$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
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$67.99
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$1,999.99
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$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
In 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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$1,385.95
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$999.99
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$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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$499.99
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$499.99
$429.99
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$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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$429.99
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$429.99
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$2,299.99
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$2,199.99
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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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YFZ450 Carb Model Cylinder Head Kibblewhite Valves Valvetrain Valve Springs Kit

Kibblewhite Precision
Out of stock

DO YOU NEED THIS ITEM ASSEMBLED?  INSTALLED ON YOUR VEHICLE?  GOT QUESTIONS?  CONTACT OUR TECH SUPPORT NOW FOR HELP!Brand new OEM Yamaha cylinder h...

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$1,399.99
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YFZ450 OEM Cylinder Head +1 Valves Kibblewhite 1mm Stainless Valve Springs Kit

Kibblewhite Precision
Out of stock

DO YOU NEED THIS ITEM ASSEMBLED?  INSTALLED ON YOUR VEHICLE?  GOT QUESTIONS?  CONTACT OUR TECH SUPPORT NOW FOR HELP!Brand new OEM Yamaha cylinder h...

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$424.99
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$424.99

Yamaha YFZ450R YFZ 450R CP Carrillo Heavy Duty Piston Connecting Rod Pin Bearing

BPRATV
Out of stock

CP Carrillo Extreme Heavy Duty Piston Connecting Rod Kit (Includes Pin & Bearing Kit)Yamaha YFZ450R & YFZ450X Fuel Injected Models ONLYYear...

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$112.95
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$112.95
$99.79
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YFZ450 YFZ 450 Hot Rods Crank Bearings Hot Rods Crankshaft Main 93306-30633-00

Hot Rods
In stock

One pair of Hot Rods replacement crank bearingsWorks on left or right sideReplaces OEM # 93306-30633-00Compatible with OEM or aftermarket crankHigh...

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$112.95
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$112.95
$99.79
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$99.79
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$99.99
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$99.99
$45.00
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$45.00

YFZ 450 Crankshaft Bearing Upgrade Aftermarket Crank Main Bearings High Quality

SKF
In stock

93306-30633-00,K022,B5000,23.83C072CK022, 93306-30633-00,B5000,B5050,B5003,B5055,BK5049,BK5031SKF Main Crankshaft Bearing Kit for YFZ450, WR450F, Y...

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$45.00
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$45.00
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$52.83
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$52.83
$41.58
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$41.58

YFZ450R YFZ 450R 98mm Wiseco JE Rings 98 mil Hi Temp Nitrite Coated Piston Rings

Wiseco
In stock

FITS JE and WISECO 98mm PISTONSOne set of hi temp rings Wiseco / JE Piston RingsPart# 3858XS / XS980098mm bore size onlyDoes not fit any other size...

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