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⚠️ ATTENTION FELLOW PATRIOTS: BPRATV will be CLOSED on Friday, July 3rd, 2026, in observance of the Fourth of July holiday. We'll reopen and resume the grind for liberty on Monday, July 6th, 2026. Proceed accordingly. Muuurica! ⚠️
⚠️ ATTENTION FELLOW PATRIOTS: BPRATV will be CLOSED on Friday, July 3rd, 2026, in observance of the Fourth of July holiday. We'll reopen and resume the grind for liberty on Monday, July 6th, 2026. Proceed accordingly. Muuurica! ⚠️

04-09 YFZ450 YFZ 450 Wiseco Piston 98 mil BIG BORE Cylinder Top End Rebuild Kit

by BPRATV
Save 35% Save 35%
Original price $679.99
Original price $679.99 - Original price $679.99
Original price $679.99
Current price $438.88
$438.88 - $438.88
Current price $438.88
Brand New Complete Yamaha YFZ 450 Top End Rebuild Kit / Custom Wiseco Big Bore Piston Kit / Cometic Top End Gasket

Fits Yamaha YFZ450 Carbureted Models 

Years 2004 2005 2006 2007 2008 2009 2011 2012 2013

Add Amazing & Reliable Power With The Best Components In The Industry!

This Complete Top End Rebuild Kit Includes:

BPRATV 98mm Big Bore Nikasil Plated Cylinder (1 Year Warranty)
BPRATV Exclusive Custom Wiseco 12.75:1 Piston Kit (Includes Piston, Rings, Pin & Clips) 
Cometic Complete Top End Gasket Kit (98mm Big Bore)
Kibblewhite Red Viton Valve Stem Seals (5)
NGK Iridium Spark Plug 

1 year warranty for peace of mind*

BPRATV - The Best Parts. The Best Performance. The Best Price.
BRAPPPPPPPPPP!
21001, 13029M09800, C3068, 71014-5, 5TA-11311-12-00, CR8EIX, P400485100047, 4906M09800, 247952, M1009, 222086, S4F09800004A, MX-09151-1,  23001-K01, 23001-G01, H1683027S

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