Moroso Racing Radiator Cap - 19-21 lbs. ARQTM 3/4 to 1-3/4 in OD

3/4 to 1-3/4 in OD

Holder safely supports piston and connecting rod assemblies during engine teardowns or assembly

600 in Shank Diameter

Trigger recording on PL-1 and/or with optional remote push button

Moroso Racing Radiator Cap - 19-21 lbs. ARQTM 3/4 to 1-3/4 in ODFits standard size radiator filler necks, including Moroso #MOR63420, MOR63465, MOR63466, MOR63467, MOR63470, MOR63485, MOR63486, MOR63480, MOR63730, MOR63740, and MOR63745 Higher pressure caps increase boiling point to improve heat transfer Stainless steel spring maintains accurate pressure setting over time and will not rust Includes solid brass spring retainer Moroso Performance Products is one of the worlds most respected suppliers of automotive