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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.

94-97 Big Boss 400L Cylinder Namura Piston Kit & Gasket NGK Top End Rebuild Kit

by BPRATV
Sold out
Original price $309.21
Original price $309.21 - Original price $309.21
Original price $309.21
Current price $272.11
$272.11 - $272.11
Current price $272.11
Revitalize your Polaris Big Boss 400L with this complete top end rebuild kit. This premium kit has everything you need for a fresh new start, including a new 83mm cylinder, 83mm Namura piston kit, Namura gaskets, and more.

Fits: Polaris Big Boss 400L, 1994, 1995, 1996, 1997

  • Brand new 83mm cylinder and 83mm Namura piston kit ensure optimum displacement and power
  • Complete top end gasket kit by Namura prevents leaks
  • Heavy duty wrist pin bearing for smooth, reliable performance
  • NGK spark plug fires up your motor with ease
  • Guaranteed fitment with all OEM components
Fits Vehicles:

  • Polaris 400L 2X4: 1994-1995
  • Polaris 400L: 1994-1995
  • Polaris Big Boss 400L 6X6: 1994-1997
  • Polaris Scrambler 400 2X4: 2000-2002
  • Polaris Scrambler 400: 1996-2002
  • Polaris Sport 400: 1994-1999
  • Polaris Sport 400L: 1994-1998
  • Polaris Sportsman 400: 1994-1997
  • Polaris Sportsman 400L: 1997
  • Polaris Trail Blazer 250 ES: 1996
  • Polaris Trail Blazer 250: 1996-1997
  • Polaris Trail Blazer 400: 2003
  • Polaris Xplorer 250: 2000-2002
  • Polaris Xplorer 400: 1995-2002
  • Polaris Xpress 300: 1996-1997
  • Polaris Xpress 400: 1996-1997

Give your tired 400L the rebuild it deserves. This kit is designed to bolt right on and bring back the power and torque you remember. Riders looking to refresh their engine will love the instant increase in performance. Upgrade today and feel the rush of a rebuilt top end.

BPRATV - The Best Parts. The Best Performance. The Best Price.
BRAPPPPPPPPPP!
3086753, 675M08300, 810808, BR8ES, B1003, 09-B022-1, 10-101, 3085276, 3089277, 3070171, 3070156, 3086757, 3084731, 3084729, 3084439, 3084148, 3084033, 3084017, 3082510, 3085886, 3085488, 3084737, 3084734, 3084168, 3084167, 3083838, NA-50002, NA-50002K

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