All 2st 2-Stroke Thread Index

Welcome to the 2-Stroke Index Thread

The goal of this thread is to provide riders/potential buyers with the best information possible. All of the important modifications, common topics, etc.. will be organized in this thread for easy reference.


ATTENTION:
I'm always interested in hearing your suggestions and areas of improvement. If you are aware of any useful threads that should be included in the index, please send me a PM with your recommendations. Thanks!!!

Quick Reference Items

Part Cross-Reference Listing
Gear Ratio and Chain Link Size Tables
Fastener Torque Table
Premix Tables
2-Stroke Jetting Databases
Keihin PWK Carb Decoder
Mikuni TMX Carb Decoder
NGK Spark Reference Chart
General Aftermarket Source List

Carburator Topics:

Jetting Database:
125 / 150 Jetting Database
WB165 Jetting, Bike Setup, etc...
250 / 300 / 360+ Jetting Database

Jetting How-To:
How to jet a 2 stroke (by PVDuke)

Keihin PWK Air Striker (36mm & 38mm):
Keihin PWK Carb Decorder
TMX to PWK Conversion
Where is buy the PWK pre-jetted carbs
Keihin vs. Mikuni for CR/WR150 (by NWRider)

Mikuni TMX (38mm):
Mikuni TMX Carb Decorder
TMX Needle Code
Mikuni TMX - General Info
Mikuni TMX Jetting Info (by Motosportz and other members)
Idle Adjustment Screw (Stealth Racing) and Air Adjustment Screw (Zip-Ty Racing)
Background Information on RM Needle and Ride Reports (by dartyppyt and others)
Jetting Specs With RM Needle/TMXX (by dartyppyt and others)

Divider Plates & Other Carb Mods:
RB Designs carb mods: divider plate, low circuit mods, & mixture screw (by MattR)
Power Now - Divider Plate (Scary Fast)

Power Valve Topics:

How the Power Valve Works:
Power Valve Pictures and Video (by Kelly/Motosportz)

OEM Power Valve Upgrade (applies to 2009 bikes):
Power Valve Upgrade - Ride Report (by Norman Foley)

Power Valve Linkage Adjustment:
Power Valve Linkage Adjustment (with pictures)

Power Valve Spring Kit:
Power Valve Spring Kit (by wallybean)
PV Spring Kit - Graphs of Spring Combinations
PV Spring Kit - Review #1 (by jsleeper)
PV Spring Kit - Review #2 (by Drew Smith)

Engine: Big Bore Kits

144cc Big Bore Kits:
OEM 144cc Kit - Available soon
Eric Gore 144cc Kit - Review #1 (by wallybean)
Eric Gore 144cc Kit - Review #2 (by gestion01)
Husky 144cc Kit - Install Pics (by Kelly/Motosportz)
Husky 144cc Kit - Ride Impressions (by Kelly/Motosportz)

165/167CC Big Bore Kits:
Uptite 167cc Kit (by Kevin_TE250 & Wallybean)
WB 165cc Kit (by Wallybean & Kelly/Motosportz)
Part 1: Tear Down for Install of the WB165 Kit (by MattR)
Part 2: Installation of WB165 Kit (by MattR)

Engine: Other Modifications

Common Performance Mods:
Summary of common modifications & results (by NWRider & others)
2009 WR125 - OEM Performance Updates

Head Mods:
Squish Band Adjustment (RB-Designs)
RB Designs Head Mods (by NWRider)

Ignition Mods:
CR125 vs. WR125 Ignitions (by MattR)
WR125 to CR125 Ignition Mod (by BillO)

Spark Plugs:
Spark Plug Reference Chart

Sprockets/Gearing:
Gearing discussions
Gear Ratio and Chain Link Size Tables

Exhaust:
Leo Vince Silencer

Engine: Dyno Test Results

WR125 Dyno Testing (by gsxr1000user)
144/150 Dyno Curves - KTM,TM,& Husky (TBM Magazine)

Maintenance Topics:

Complete Bike Rebuilds:
WR 125 - Teardown & Rebuild (by dartyypyt)
WR 250 - Teardown & Rebuild (by dartyypyt)

Top End:
Top End Tear-Down at 50 hrs with Pics (by jsleeper)
Part 1: Tear Down for Install of the WB165 Kit (by MattR)
Part 2: Installation of WB165 Kit (by MattR)

Exhaust/Silencer:
Repacking Silencer

New Bike Prep:
Setup Options

Wheel Bearings:
Front Wheel Overhaul (by Seahorse)
Greasing Wheel Bearings (by Seahorse)

Torque Specs:
Fastener Torque Table

Bike Manuals (Owners, Parts, and Service):
Parts Cross-Reference Listing
Owner's Manuals (various years)
Parts Manuals (various years)
Parts Manuals (various years)
Service Manuals: 2010 WR250/300 - Thanks to member: giantjoe
Service and Parts Manuals (various years) - Thanks to member: pahusky



Other sources: - Thanks George234
http://www.husqvarnaoutlet.com/parts_fiche
http://www.carlsalter.com/husqvarna-service-manuals.asp
http://www.husqvarna-motorcyclesna.com/manuals.php

** Please send me a PM if you find links to other manuals.

Suspension Topics:

Vinduro's Suspension Setup Recommendations (Vinduro - Dwight Rudder)
Discussion related to Vinduro's Suspension Setup

Using Vinduro's guidelines from the above links:

Front suspension static sag should be 14% of available travel

Front suspension rider sag should be 25% of available travel

Rear suspension static sag should be 11% of available travel

Rear suspension rider sag should be 34% of available travel

On 2008 and earlier bikes:

Fork travel = 300mm:

Static sag @ 14% = 42mm

Rider sage @ 25% = 75mm

Rear travel = 320mm:

Static sag @ 11% = 35mm [note: 10% = 33mm]

Rider sag @ 34% = 109mm [note: 32% = 101mm]

On 2009 and later bikes:

Fork travel = 300mm:

Static sag @ 14% = 42mm

Rider sage @ 25% = 75mm

Rear travel = 296mm:

Static sag @ 11% = 33mm

Rider sag @ 34% = 101mm

Recommended Suspension Tuners:
Les Tinius at LT-Racing (LTR)
Drew Smith at WER
Richard Wilson at House of Horsepower/Cannon Racecraft
Harvey Smith at All Cycle Engineering (A.C.E.)
Enduro Engineering

Electrical Topics:

Lighting Coil for CR125 (by dfeckel)
CR/WR Wattage Output (by ajaxauto)

Chassis/Plastics Topics:

Graphic Kits:

Full Graphic Kits:

Various pictures of member's bikes

Pre-Printed Backgrounds:

Pre-Printed Backgrounds (Numbers)

Plastic Kits:

Fork Guards:

Crossover parts - discussion #1

Crossover parts - discussion #2

Aftermarket Parts:

The "Ultimate" Aftermarket Source List (by Mike Kay)

Seals, gaskets-(kits and individual), bearings, pistons, reeds, air filters, etc.
Miscellaneous replacement parts by Athena (by Chris Anders)

Bike Tests, Pictures, and Videos (submitted by CafeHusky members):

Ride Reports:
2009 WR125 - 1st Ride Report (by WoodsChick)
2009 WR125 - 1st Ride Report (by Kelly/Motosportz)
2009 WR125 Ride Report with Videos (by Kelly/Motosportz)
2009 WR125 - 1st Ride Report (by pvduke)
2004 CR125 (by Kelly/Motosportz)

Comparison Tests:
2008 Husky CR125 vs. 2010 Yamaha YZ125 (by Pedec)
5 Year Evolution of the Husky 125 (by Motosportz)
Is there a slow movement back to smaller cc bikes?

Bike Pictures:
Post your 2-stroke pictures here...

Bike Videos:
Post videos of your favorite rides, helmet cams, etc...

Magazine Articles/Bike Tests (from outside sources):

2012:
2012 Bike Tests (various magazines) - Thanks to member: robertk61

2011:
2011 Bikes Tests (various magazines) - Thanks to member: robertk61

2010:
2010 WR125 Bike Review (Dirt Rider Magazine)
2010 Bikes Tests (various magazines) - Thanks to member: robertk61

2009:
Husqvarna 2009 Bikes (TMX)

2008:
2008 CR125 (Top Speed)
Husqvarna 2008 Bikes (TMX)

2007:
Husqvarna 2007 Bikes (TMX)

2006:
Husqvarna 2006 Bikes (DirtBike Rider UK)


NOTE: Please send me a PM if you find any more magazine tests. Thanks!