Skip to content
SHIPPING UPDATE: Due to high demand, orders are currently processing in 5-7 business days. Need it faster? Contact us to upgrade to expedited shipping! If you’ve found the item elsewhere or can’t wait, no problem—we completely understand. Just reach out to us, and we’ll cancel your order. Thanks for your patience and support! BRAPPPPPPPPPP!
SHIPPING UPDATE: Due to high demand, orders are currently processing in 5-7 business days. Need it faster? Contact us to upgrade to expedited shipping! If you’ve found the item elsewhere or can’t wait, no problem—we completely understand. Just reach out to us, and we’ll cancel your order. Thanks for your patience and support! BRAPPPPPPPPPP!

Kawasaki

Enhance Your Ride with Top-Quality Kawasaki OEM and Aftermarket performance parts

Filters

$
$
$649.99 - $649.99
$649.99
$649.99 - $649.99
$649.99

09-15 KX450F Big Bore Kit 100mm Cylinder Piston Top End Rebuild Assembly Parts

Athena

100mm big bore cylinder JE or Wossner forged big bgore piston Nitrite coated piston rings Chrome wristpin Circlips Top end gasket kit  Cometic b...

View full details
$649.99 - $649.99
$649.99
$649.99 - $649.99
$649.99
Save 15% Save %
$849.99
$849.99 - $849.99
$849.99
$722.49
$722.49 - $722.49
$722.49

Kawasaki KFX450R 100mm Big Bore Top End Kit 490cc JE 13:1 Piston Athena Cylinder

Athena

11005-0080, S410250001137, S410250301010, C3551, P400250160003, P400250100010, 11061-0234, 13001-0079, 13002-0014, 13008-0022, 92033-1188, 4973M096...

View full details
$849.99
$849.99 - $849.99
$849.99
$722.49
$722.49 - $722.49
$722.49
Save 15% Save %
Save 9% Save %
$769.99
$769.99 - $769.99
$769.99
$699.98
$699.98 - $699.98
$699.98

Kawasaki KFX450R 100mm Big Bore Top End Kit 490cc Wossner Piston Athena Cylinder

Athena

11005-0080, S410250001137, S410250301010, C3551, P400250160003, P400250100010, 11061-0234, 13001-0079, 13002-0014, 13008-0022, 92033-1188, 4973M096...

View full details
$769.99
$769.99 - $769.99
$769.99
$699.98
$699.98 - $699.98
$699.98
Save 9% Save %
Save 9% Save %
$769.99
$769.99 - $769.99
$769.99
$699.98
$699.98 - $699.98
$699.98

Kawasaki KFX450R KFX 450R 490cc 100 Big Bore Cylinder Wossner Piston Top End Kit

Athena

11005-0080, S410250001137, S410250301010, C3551, P400250160003, P400250100010, 11061-0234, 13001-0079, 13002-0014, 13008-0022, 92033-1188, 4973M096...

View full details
$769.99
$769.99 - $769.99
$769.99
$699.98
$699.98 - $699.98
$699.98
Save 9% Save %
Save 15% Save %
$849.99
$849.99 - $849.99
$849.99
$722.49
$722.49 - $722.49
$722.49

Kawasaki KFX450R KFX 450R 490cc 100 Big Bore Cylinder JE 13:1 Piston Top End Kit

Athena

11005-0080, S410250001137, S410250301010, C3551, P400250160003, P400250100010, 11061-0234, 13001-0079, 13002-0014, 13008-0022, 92033-1188, 4973M096...

View full details
$849.99
$849.99 - $849.99
$849.99
$722.49
$722.49 - $722.49
$722.49
Save 15% Save %
Save 10% Save %
$926.95
$926.95 - $926.95
$926.95
$834.26
$834.26 - $834.26
$834.26

Kawasaki KX250F KX 250F 83mm 290 cc Athena Big Bore Cylinder Top End Kit '11-12

Athena

P400250100018,11004-0079,11004-073811004-0079,11004-0738,11005-0586,11061-0357,120CA0625,13001-0714,13001-0730,13008-0028,13002-0030 Unlock Power w...

View full details
$926.95
$926.95 - $926.95
$926.95
$834.26
$834.26 - $834.26
$834.26
Save 10% Save %
Save 10% Save %
$926.95
$926.95 - $926.95
$926.95
$834.26
$834.26 - $834.26
$834.26

11-12 Kawasaki KX250F KX 250F 83mm 290cc Athena Big Bore Cylinder Piston Gaskets

Athena

P400250100018,11004-0079,11004-073811004-0079,11004-0738,11005-0586,11061-0357,120CA0625,13001-0714,13001-0730,13008-0028,13002-0030 Unlock Power w...

View full details
$926.95
$926.95 - $926.95
$926.95
$834.26
$834.26 - $834.26
$834.26
Save 10% Save %
Save 10% Save %
$926.95
$926.95 - $926.95
$926.95
$834.26
$834.26 - $834.26
$834.26

11 12 Kawasaki KX250F KX 250F 83mm 290cc Athena Big Bore Top Cylinder Piston Kit

Athena

P400250100018,11004-0079,11004-073811004-0079,11004-0738,11005-0586,11061-0357,120CA0625,13001-0714,13001-0730,13008-0028,13002-0030 Unlock Power w...

View full details
$926.95
$926.95 - $926.95
$926.95
$834.26
$834.26 - $834.26
$834.26
Save 10% Save %
Save 10% Save %
$781.95
$781.95 - $781.95
$781.95
$703.76
$703.76 - $703.76
$703.76

02-24 Kawasaki KX65 KX 65 50mm Athena 80cc Big Bore Cylinder Top End Piston Kit

Athena

P400250100007, 11005-1973, S410250301006, P400250100006, 11005-1973, 752M04450, 13008-1199 13002-1119 13001-0040 11005-1973 11060-1921 11004-1346 1...

View full details
$781.95
$781.95 - $781.95
$781.95
$703.76
$703.76 - $703.76
$703.76
Save 10% Save %
Save 10% Save %
$781.95
$781.95 - $781.95
$781.95
$703.76
$703.76 - $703.76
$703.76

Athena Big Bore Cylinder Head Top End Kit Piston Kawasaki KX65 KX 65 50mm 80cc

Athena

P400250100007, 11005-1973, S410250301006, P400250100006, 11005-1973, 752M04450, 13008-1199 13002-1119 13001-0040 11005-1973 11060-1921 11004-1346 1...

View full details
$781.95
$781.95 - $781.95
$781.95
$703.76
$703.76 - $703.76
$703.76
Save 10% Save %
Save 10% Save %
$781.95
$781.95 - $781.95
$781.95
$703.76
$703.76 - $703.76
$703.76

Athena 80cc 50mm Big Bore Cylinder Kit for Kawasaki KX65 2002-2024 P400250100007

Athena

P400250100007, 11005-1973, S410250301006, P400250100006, 11005-1973, 752M04450, 13008-1199 13002-1119 13001-0040 11005-1973 11060-1921 11004-1346 1...

View full details
$781.95
$781.95 - $781.95
$781.95
$703.76
$703.76 - $703.76
$703.76
Save 10% Save %
Save 10% Save %
$519.99
$519.99 - $519.99
$519.99
$467.99
$467.99 - $467.99
$467.99

*Kawasaki KX65 KX 65 ATHENA Cylinder Wiseco Piston Cometic Gasket Top End Kit 02

Athena

Power through the trails with lightning speed on your Kawasaki KX65 with this powerful Athena standard bore replacement cylinder! This top-quality ...

View full details
$519.99
$519.99 - $519.99
$519.99
$467.99
$467.99 - $467.99
$467.99
Save 10% Save %
Sold out
$362.95
$362.95 - $362.95
$362.95
$326.66
$326.66 - $326.66
$326.66

*02-25 Kawasaki KX65 KX 65 ATHENA Standard Piston Bore Replacement Cylinder Only

Athena

P400250100007, 11005-1973, S410250301006, P400250100007, 11005-1973, 752M04450, 13008-1199 13002-1119 13001-0040 11005-1973 11060-1921 11004-1346 1...

View full details
$362.95
$362.95 - $362.95
$362.95
$326.66
$326.66 - $326.66
$326.66
Sold out

Compare products

0 of 3 items selected

Select first item to compare

Select second item to compare

Select third item to compare

Compare