Lucas Oil 10063 Engine Break-In Oil Additive with TB Zinc Plus - 16oz (12 Pack) | High Performance Motor Oil Treatment for New & Rebuilt Engines | Ideal for Muscle Cars, Classic Cars & High Mileage Vehicles

Protects camshaft lifters and valve train during break-in period of motor

Excellent for flat tappet camshafts during break-in or as an additive to any motor oil to prevent premature wear

Exclusive blend of extreme pressure additives

Add one bottle with every oil change to increase the zinc content of your motor oil

Dyno testing shows a more efficient break-in when used resulting in less engine run time prior to race day