At Precision Regrinds, where we've excelled in automotive machining for over 15 years, we proudly recommend the Lucas Sae 30w Break-In Oil: 5 litre Bottle for peak engine performance. This premium oil ensures a quicker, more efficient ring seal, crucial for flat tappet camshaft break-in. With higher levels of zinc and phosphorus, it offers maximum protection, reducing blow-by for more power and better ring seal. No moly supplements or additional additives are required, and it's compatible with methanol and high-octane race fuels. Optimize your engine's initial break-in with this must-use oil for both flat tappet and other high-performance components.