Skip to content

ADA Racing Yamaha 1100/1200 (NPV) Girdled Cylinder Head Kit

$389.95
SKU YA1100-YA2137L

Billet girdled headshell for the Yamaha 1100 and 1200 non-power valve engine. Includes orings and brass fittings. Clear anodized for durability and protection against corrosion. Exhaust mounting bracket sold separately.

 ADA Racing billet dome for the Yamaha 1100 engines, includes compression (OR043) and dome top (OR020) orings. Squish relief is .015 inch @ 83mm with a 10.5 degree angle.

ADA Racing billet dome for the Yamaha 1200 (NPV Motor), includes compression (OR043) and dome top( OR020) orings. Squish relief is .015 inch @ 86mm with a 10.5 degree angle. This dome is NOT for the Yamaha 1200R power-valve engine.