Yamaha YXZ1000R Clutch Upgrade
Steps and video on how to do a GYTR clutch installation on a Yamaha YXZ1000R side-by-side.
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Yamaha YXZ1000R Gear Reduction Kit Installation
Steps and video on how to install a Yamaha YXZ1000R GYTR gear reduction kit.
Partzilla Live Q&A with John Talley - 04/29/22
 John Talley brings you another edition of Partzilla Live Q&A, answering your motorcycle and ATV repair questions. Honda Q&A featured here.
Partzilla Live Q&A with John Talley - 12/10/21
John Talley returns for another Partzilla Live Q&A. Clutch problem questions and answers featured here.
Two-Stroke vs Four-Stroke: Pros & Cons
Two-stroke vs four-stroke engines: a quick guide for beginners on the pros and cons of both.
Talley's Picks: Wiseco Pistons
Wiseco's forged pistons maximize performance on racing engines. Here's what our resident pro John Talley says about Wiseco pistons.
Honda CRF450 Kickstarter & Water Pump Installation
How to replace the kick starter and water pump on a Honda CRF450 motorcycle. Part of a complete CRF450 motorcycle rebuild.
Honda CRF450 Clutch Replacement
Honda CRF450 motorcycle clutch replacement steps, using a Wiseco aftermarket clutch kit upgrade . 
Talley's Picks: Motion Pro Leak Down Tester
Motion Pro's leak down tester goes a little more in-depth than a regular compression tester. Here's what our own John Talley says about the Motion Pro leakdown tester.
Why a Dirt Bike Bogs: 4 Common Reasons
Why a dirt bike bogs has mostly to do with fuel and air problems. Here are 4 common reasons for dirt bike bogging. 

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