All bearings measured with the new Mahr air gauge will not have marks on them

- CP-Carrillo Pro-Xtreme Forged Pistons

this BMW N26 piston set features:

With CAT Cams

Red Line Water Wetter Cooling System Treatment 330026 All bearings measured with theRed Line Water Wetter Cooling System Treatment Red Line created the industry of pushing bubbles out of the way to ensure cooling with their Water Wetter cooling system treatment. It's a unique agent for cooling systems that doubles the wetting ability of water. It offers rust and corrosion protection that allows for use of straight water in racing or reduced antifreeze levels in warm climates. It also improves heat transfer and reduces cylinder head