trx 450r bore kit

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Mar 8, 2008 | 05:51 AM

ivotaw12

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Weekend Warrior

Joined: Mar 2008

Posts: 25

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trx 450r bore kit

is athena a good brand. and are the ATHENA 480CC big bore kits any good for the trx 450rs

Mar 8, 2008 | 10:07 AM

Red400EXRod

Pirate Biker
Limping Rider!

Joined: May 2003

Posts: 61,447

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From: Snohomish, Washington

trx 450r bore kit

I put the Athena 480 kit on my '04 450R two years ago. I also added a Stage II Hotcam and I had the head ported and polished and installed a full Yoshimura system.
I cut open the top of the airbox (HRC style)
I abosolutely love all the power gains!

Mar 8, 2008 | 02:38 PM

ivotaw12

Thread Starter

Weekend Warrior

Joined: Mar 2008

Posts: 25

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trx 450r bore kit

<div class="FTQUOTE"><begin quote>Originally posted by: Red400EXRod

I put the Athena 480 kit on my '04 450R two years ago. I also added a Stage II Hotcam and I had the head ported and polished and installed a full Yoshimura system.

I cut open the top of the airbox (HRC style)

I abosolutely love all the power gains!</end quote></div>

Thank you. Is it still running well, any problems?