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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.

TRX400EX TRX 400EX XR400 Wiseco 88 mil 88mm Piston +3 Big Bore 426 4606M08800

by Wiseco
Save 32% Save 32%
Original price $276.00
Original price $276.00 - Original price $276.00
Original price $276.00
Current price $186.97
$186.97 - $186.97
Current price $186.97
FITS ALL HONDA TRX400EX, 400X MODELS AND YEARS

Includes one 88mm 10:1 Wiseco piston with rings, pin, and clips for all 400EX/X/XR models and years.  This is a bolt on kit that requires no machining of any kind.  Runs on pump or race gas.  All parts are new in the original packaging, and the original manufacturers' warranties apply*.

Please check your order thoroughly when receiving it.  If for any reason at all you are not 100% happy please contact us right away so we can help resolve the issue.  If for any reason at all you are not happy with your order PRIOR TO INSTALLING PARTS you are welcome to return it for a FULL REFUND, NO QUESTIONS ASKED!

*We recommend that this kit be installed by a qualified mechanic with experience working on these types of motors.  Warranty does not include any failure that is a result of improper installation, improper tuning, improper break in, or misuse.  Piston comes with specific instructions for setting the ring gap.  If you do not follow these exactly your motor will fail.  For any warranty to be considered the part(s) in question must first be sent to us and possibly the manufacturer for inspection.  We can not warranty parts based on photos or phone calls alone. 

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