Red Line 81403 Engine Oil Break-In Additive – 16 oz
Zinc & Phosphorus Boost for Proper Break-In and Extra Wear Protection – Provided by Elite Race Fab

Red Line 81403 is a 16 oz additive formulated to enhance break-in lubrication in newly assembled or rebuilt engines with flat-tappet camshafts. It supplements standard motor oils with essential anti-wear agents—like ZDDP—to support cam and lifter protection. Each bottle treats up to 12 quarts of oil, making it suitable for multiple uses.

Key Benefits:

• Provides vital ZDDP protection during engine break-in

• Promotes proper piston ring seating

• Safeguards camshafts and valvetrain from wear

• Can be used in conventional or synthetic oils for added protection

• Value-packs up to two oil fills per bottle

Specifications:

• Volume: 16 oz (Treats up to 12 quarts)

• Active Additives: Zinc, Phosphorus-rich anti-wear agents

• Compatibility: Use with all common motor oils

Fitment / Recommended Use:

Perfect for:

• New or rebuilt flat-tappet engines

• Classic cars, performance builds, or high-performance street motors

• Engines requiring extra protection during break-in or normal operation

Why Buy From Elite Race Fab?

• Trusted by performance builders and engine refresh experts

• Fast shipping and authentic enthusiast support

• No fluff—just proven protection from a name you trust