PRO CIRCUIT engine plugs for YAMAHA YZ 250 F, YZ 450 F from 2010 to 2020

PRO CIRCUIT offers these engine plugs for YAMAHA YZ 250 F, YZ 450 F from 2010 to 2020. On the ignition cover, plugs give access to the crankshaft and timing marks. Stock ones get damaged when removed; aluminium versions are sturdier and easier to handle.

Why replace them?

The benefits:

• Replace damaged or lost plugs.
• Make valve clearance checks and timing easier.

Why choose PRO CIRCUIT?

Pro Circuit billet water pump cover with an impeller designed for more flow and less cavitation, from the team with 30 AMA titles.

When should you replace this part?

A plug that leaks despite a new washer, a damaged thread or a rounded head: time to replace it before the crankcase gets damaged.

Specifications and fitting tips

• Finish: Anodised
• Material: Aluminium
• Pro Circuit engine plug kit for a racing look
• Each piece is CNC-machined from aircraft-grade aluminum, blue anodized and hand-polished

Cross-Mania tip: Replace the sealing washer at every oil change and do not overtighten: aluminium cases do not forgive it.

Compatibility

Check the exact model and year of your bike in the list below before ordering.

Fits:
YAMAHA YZ 250 F 2020
YAMAHA YZ 250 F 2019
YAMAHA YZ 250 F 2018
YAMAHA YZ 250 F 2017
YAMAHA YZ 250 F 2016
YAMAHA YZ 250 F 2015
YAMAHA YZ 250 F 2014
YAMAHA YZ 450 F 2020
YAMAHA YZ 450 F 2019
YAMAHA YZ 450 F 2018
YAMAHA YZ 450 F 2017
YAMAHA YZ 450 F 2016
YAMAHA YZ 450 F 2015
YAMAHA YZ 450 F 2014
YAMAHA YZ 450 F 2013
YAMAHA YZ 450 F 2012
YAMAHA YZ 450 F 2011
YAMAHA YZ 450 F 2010