CNC MANUAL TIMING CAM CHAIN TENSIONER FOR YAMAHA YZ250F 01-21 YZ450F 03-21 Piaggio Regulator 4L 2012-2016

4L 2012-2016

generator cover: S11394RB1000

68191738AA

Kawasaki Motorcycle 2017 Vulcan S ABS CAF - EN650EHF Throttle

SRCF2022DF

CNC MANUAL TIMING CAM CHAIN TENSIONER FOR YAMAHA YZ250F 01-21 YZ450F 03-21 Piaggio Regulator 4L 2012-2016CNC Manual Timing Cam Chain Tensioner Fit for Yamaha YZF R1 R6 FZ1 FZ6 XT250 Features: Manual tensioners are CNC machined from billet alloy to exact tolerances for perfect fit. The automatic adjusters can back out when the throttle is closed suddenly at high rpm. This allows the cams to go momentarily out of time, and can result in bent valves and or serious engine damage. Hydraulic tensioners have a tendency to put too much tension on the chain guide