PennGrade 1 Break-In Oil SAE 30 is intentionally formulated for the critical first moments of engine life. It uses a high-zinc anti-wear additive package to protect the camshaft, lifters, and other high-load surfaces while piston rings and key components seat, which makes it well suited to flat-tappet cam break-in. PennGrade lists it as suitable for both gasoline and diesel engines, and it is aimed at professional engine builders using premium base stocks and a modern additive system. This listing is for a single 5 quart bottle.
Specifications:
- Product: PennGrade 1 Break-In Oil SAE 30
- Viscosity grade: SAE 30
- Oil type: Monograde petroleum-type break-in oil with 'premium base stocks'
- Anti-wear: High-zinc ZDDP additive system
- Viscosity index: 107
- Flash point: 440 F (226 C) COC
- Pour point: -30 F (-33 C)
- Typical use: Seating piston rings and components during the first hours of a fresh engine build
- Package: 5 Quart Bottle
- Part number: BPO71200
FAQ
What is PennGrade 1 Break-In Oil SAE 30 used for?
It is formulated for the first hours of a fresh engine build, to control wear while piston rings and other components seat. Its high-zinc additive package suits flat-tappet cam break-in.
Is it a high-zinc oil?
Yes. It uses a high-zinc anti-wear additive package to protect the cam, lifters, and other high-load parts during the critical break-in period.
Can it be used in both gas and diesel engines?
Yes. PennGrade lists it as suitable for both diesel and gasoline fueled engines.
How long do I run break-in oil?
Break-in oil is used for the initial run-in period of a new or rebuilt engine; follow your engine builder's break-in procedure, then switch to a service oil.
How is this listing packaged?
This listing is a single 5 quart bottle. It is also stocked in other package sizes (1 Quart, Case of 12 Quarts, Case of Four 5-Quart Bottles).

