Description
During engine break-in, your freshly built or rebuilt motor needs elevated zinc and phosphorus levels to protect cam lobes and lifters from premature wear—Royal Purple’s break-in formula delivers exactly that. This conventional 10W30 oil is engineered to establish proper ring seal and bearing surface conditioning without the risk of deposit buildup that can compromise performance. Whether you’re running a fresh stroker or a race-prepped block, the first 500 miles demand superior anti-wear protection, and that’s precisely what this high-zinc formulation provides.
- 10W30 viscosity grade
- Conventional mineral base
- High zinc/ZDDP content
- Break-in rated
- 1 quart bottle
- Royal Purple ROY11487
- Anti-wear protection
- Cam lobe safeguard
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