Valco Hylomar - Blue Medium 1.5 oz. Tube & Nozzle 23-TR1-N-4XS Performer RPM #60509 is semi-machined

Performer RPM #60509 is semi-machined and must be finished by a professional cylinder head porter

Ford: F-150 2015-2020

P/N 12-920

Driver / Passenger Side

595F dry - 421F wet

Valco Hylomar - Blue Medium 1.5 oz. Tube & Nozzle 23-TR1-N-4XS Performer RPM #60509 is semi-machinedHylomar(R) is a polyester polyolbased compound that turns from a gel into flexible putty within minutes of application. Originally developed by Rolls Royce, where it performed under the most stringent aerospace tolerances, Hylomar brings superior qualities to automotive applications. Its non hardening formula maintains seal integrity even when subjected to thermal distortion and vibration. Hylomar is impervious to oil, gasoline, glycol and other