Athena Big Bore Replacement Piston Kit
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Athena Big Bore Replacement Piston Kit

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Additional Videos

How To - Rebuild The Top End On A KTM RFS Motor (Part 1)

How to - check piston ring end gap

How to - Four-Stroke Top End Rebuild (Part 2)

How to - rebuild the top end on a motorcycle or atv (Part 2)

How to - rebuild the top end on a motorcycle or atv (Part 1)

RM YouTube Channel

Details

  • Replaces the piston kit on the Athena Big Bore Kits.
  • Comes complete with piston, rings, wrist pin, and circlips.

Athena Big Bore Replacement Piston Kit Reviews

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0 of 0 people found this review helpful.

LTR-450

Comments On Jun 12, 2014:Have had this kit installed for 2 seasons now...has worked flawlessly, nice power increase, I finally blew a head gasket (bike is also on nitrous) tore the top end down and the piston/cylinder looks great. Has been a great bolt on kit.

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0 of 0 people found this review helpful.

does what it should

Comments On Mar 26, 2009:easy install. my bike runs great. I don't regret this purchase. I am the holeshot king now!

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0 of 0 people found this review helpful.

awesome

Comments On Mar 26, 2009:was easy to install and the power gain is sweet! I have abused it for 9 months now. very nice product.

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1 of 4 people found this review helpful.

not good

Comments On Feb 26, 2009:i got one for my ltr450 and they dont have good oiling passages so my motor blew

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0 of 0 people found this review helpful.

Nice

Comments On Dec 08, 2008:Great quality and not too bad on your wallet.

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