Parts Bin: Break-in Your Rebuilt Engine with PennGrade 1 Assembly Lubricants and Oil
You spent a lot of time and money rebuilding that lovely engine—it’d be a shame to see it go boom. Its very life is in the hands of a thin […]
Summit Racing Intros New High Performance ZDDP Motor Oil
Our friends at Summit Racing have launched a new high-performance motor oil and engine break-in oil, specially formulated with ZDDP for high-powered flat-tappet cam engines, as well as winter storage […]
Beware of Premature Camshaft Failure From Using the Wrong Diesel Oil for Breaking in Gas Engines
Some engine builders like to use API CJ-4 diesel motor oil as a break-in lubricant for new engines. That’s because it contains plenty of zinc (ZDDP) to protect flat-tappet camshafts. […]
Mailbag: How to Break In a High Performance Engine
Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re providing tips on proper engine break-in. Bill M. • Summit, IL Q: I […]