What are you using for assembly lube? I use Marvel Mystery Oil and 5w30 in a 1:1 ratio. My only deviation was to use cam lube for a flat-tappet cam, but no more flat-tappets for me.
I agree, I prefer rollers if it can be afforded. Flat tappet cams are still good cams depending on what you're building, especially if they've been nitrided.
For cam lobes, lifter, distributor gear, rocker, pushrod, etc. I use a Calcium Sulfonate based grease. Currently using Driven Assembly Grease. Lucas makes a good assembly grease as well.
Recommended by leading camshaft manufacturers, this unique extreme pressure lube dissolves completely in oil without clogging oil passageways or plugging oil filters. Proven to cling to and protect su
drivenracingoil.com
The purpose of an assembly lube is to provide startup protection for tight tolerance engine parts. Lucas Engine Assembly Grease is a heavy duty and corrosion resistant grease made of Calcium Sulfonate Complex thickener. It is suitable for all metals. It provides anti-wear, extreme pressure...
lucasoil.com
For bearings, I use regular assembly lube, Lucas currently. Just something that'll stick well cause you never know how long the engine will sit around it finally gets installed.
Lucas High Performance Assembly Lube is designed for mechanics and technicians to pre lube bearings, cams, lifters and valve train. Lucas High Performance Assembly Lube is designed for mechanics and technicians to pre lube bearings, cams, lifters and valve train. The Semi-Synthetic formula...
lucasoil.com
Multi-Use Lubricant With Superior Film Thickness and Tack. NOW, containing GP-1 Pennsylvania Base Oil For Ultimate Cling & Tack High viscosity assembly lubricant (HVL) provides a tenacious yet flui
drivenracingoil.com