12LK-ATHENA-P400485100030 Big Bore Cylinder Kit (144cc) - 4.00mm Oversize to 58.00mm, 14:1 Compression

Big Bore Cylinder Kit (144cc) - 4.00mm Oversize to 58.00mm, 14:1 Compression

P400485100030

by Athena

$893.95 11% OFF

$792.11
- +

Description

Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets

Includes Forged piston, rings, clips and pin

Athena top-end gasket set includes required seals and hardware

Easy-to-follow step-by-step installation instructions

Most are bolt-on; no machining required except where noted

Race cylinder kits include a nickel carbide coated cylinder ported to Factory

Works specs, special hard anodized exhaust valves, complete piston kit and a top end gasket set

Factory cylinder kits include all parts in the Race kits plus an aluminum cylinder head with removable brass dome allowing for higher compression and antidetonating features

REAR WHEEL HORSE POWER: 37.6 HP / 11.200 RPM

Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets.Includes Forged piston, rings, clips and pin.Athena top-end gasket set includes required seals and hardware.Easy-to-follow step-by-step installation instructions.Most are bolt-on; no machining required except where noted Race cylinder kits include a nickel carbide coated cylinder ported to Factory.Works specs, special hard anodized exhaust valves, complete piston kit and a top end gasket set.Factory cylinder kits include all parts in the Race kits plus an aluminum cylinder head with removable brass dome allowing for higher compression and antidetonating features.REAR WHEEL HORSE POWER: 37.6 HP / 11.200 RPM

CYLINDER KIT YZ125 58MM

Details

  • Brand: Athena
  • Manufacturer Item Number: P400485100030
  • Distributor Part Number: 09310146, 684932
  • Weight: 5.10

Fitment

This Big Bore Cylinder Kit (144cc) - 4.00mm Oversize to 58.00mm, 14:1 Compression fits the following models:

Yamaha, Offroad, YZ125, 1997

Yamaha, Offroad, YZ125, 1998

Yamaha, Offroad, YZ125, 1999

Yamaha, Offroad, YZ125, 2000

Yamaha, Offroad, YZ125, 2001

Yamaha, Offroad, YZ125, 2002

Yamaha, Offroad, YZ125, 2003

Yamaha, Offroad, YZ125, 2004

Yamaha, Offroad, YZ125, 2005

Yamaha, Offroad, YZ125, 2006

Yamaha, Offroad, YZ125, 2007

Yamaha, Offroad, YZ125, 2008

Yamaha, Offroad, YZ125, 2009

Yamaha, Offroad, YZ125, 2010

Yamaha, Offroad, YZ125, 2011

Yamaha, Offroad, YZ125, 2012

Yamaha, Offroad, YZ125, 2013

Yamaha, Offroad, YZ125, 2014

Yamaha, Offroad, YZ125, 2015

Yamaha, Offroad, YZ125, 2016

Yamaha, Offroad, YZ125, 2017

Yamaha, Offroad, YZ125, 2018

Yamaha, Offroad, YZ125, 2019