PirateMX PowerSports
Log in

Select Your Vehicle

For Guaranteed Fit

Select Make
Select Year
Select Model
Select Sub Model
Athena Big Bore 497cc 102mm Top End Cylinder Piston Kit
Top End Rebuild Kit|SKU #P400485100068-60

Athena Big Bore 497cc 102mm Top End Cylinder Piston Kit

4.6 from 10,210 customer reviews· store rating
$1,102.33$1,222.30
NEW PART

Save $119.97 ($10.88%)

Free shipping · Arrives Tue, Nov 17 - Thu, Nov 19

Buy Now, Pay Later with Easy EMI via Affirm on orders over $50. As low as 0% APR.

IN STOCKID: 1 IN: 2 WI: 4

Policies & Support

Expert Support

(304) 699-7572

$1,102.33$1,222.30

Save $119.97 ($10.88%)

Arrives Nov 17-19

Description

Straightforward installation instructions will help you with the application of your Athena Cylinder Kit. Athena cylinder kits are made from years of experience with the best materials and efficiency on the market, at an extremely competitive price. Available in the big bore or standard bore cylinder kits and come complete with a piston kit and all the gaskets necessary for installation.

Features

Big Bore Cylinder Kit:

  • Easy-to-follow step-by-step installation instructions
  • Forged piston with molybdenum coating; includes rings, clips, and pin
  • Practical and fast installation without any modifications to engine's crankcase
  • Maximum durability and smoothness thanks to a special nickel and silicon treatment of the barrel
  • Kits include an aluminum cylinder with a nickel-carbide coating designed with larger water jackets
  • Gaskets developed with the latest generation technologies to ensure maximum tightness even at high temperatures and pressures

Specifications

Condition
New
SKU#
P400485100068-60
Part
Top End Rebuild Kit
Material
Aluminum
Base Color
Silver
Engine Type
4 Stroke
Piston Type
Forged
Oem Piston Bore Size
102 mm
Piston Over Bore Amount
5 mm
Displacement
497 cc
Compression Ratio
12.2:1
Cylinder Bore Coating
Nickel Carbide
Gasket Included
Yes
Mounting Hardware Included
Yes
Mounting Style
Bolt On
Sold in Units of
Kit
Bore Size
102 mm
Riding Style
Off-road Motorcycle

Vehicle Compatibility

Search to verify this part fits your vehicle

Year:2018
Make:Yamaha
Model:YZ450FX
Action:View
Year:2018
Make:Yamaha
Model:YZ450F
Action:View
Year:2019
Make:Yamaha
Model:YZ450F
Action:View
Year:2019
Make:Yamaha
Model:YZ450FX
Action:View

Brand Details

Athena™ was founded in 1973 as a small artisan business and has grown into an international company which manufactures high end aftermarket ECUs, Pistons, Gaskets, Cylinder Kits, Batteries, and many other parts for watercraft and vehicles with two to four wheels. Athena's™ years of research and highly specialized machines enable them to guarantee that Athena Big Bore 497cc 102mm Top End Cylinder Piston Kit was made with high production standards.

Customer Reviews

Verified reviews from customers sharing their overall shopping experience with PirateMX.

Reviews

Filter by:
Sort by: