• An organo-zinc.wolfram technology engine oil additive designed to enhance the friction qualities and improve the Anti-Wear properties of engine oils. 

APPLICATION Racing Zinc Top Treat is designed for use in modern 4, 6 & 8+ cylinder, multi cam, multi-valve including VVT, naturally aspirated, supercharged & turbocharged engines. It can be used in standard and high performance engines for both competition and normal on/off road use in a wide range of vehicles. Racing Zinc Top Treat is ideal in race and competition conditions in engines using a high performance full Synthetic engine oil. It is also suitable for on-highway applications as the advanced formula will not harm exhaust catalysts. One 375ml bottle adds the following approximate PPM from the booster pack to the engine oil. SUMP SIZE4 LITRE5 LITRE6 LITRE ZINC INCREASE800 PPM650 PPM540 PPM One 375ml bottle in a 6L sump is sufficient to take a typical Mid SAPS petrol engine oil to a Zinc Level of about 1400ppm without increasing the levels of Phosphorus, Sulphated Ash or Sulphur. Please Note: Not suitable for Diesel engines PENRITE TEN TENTHS Racing Zinc Top Treat has been proven in race and competition conditions in engines requiring a high performance Full Synthetic engine oil. It is the product of choice for many competitors running competition vehicles in circuit & drag racing, rallying, drifting, hill climb, targa, time trials and regularity. VEHICLE & FUEL TYPES Racing Zinc Top Treat is suitable for use in competition applications and on road in passenger car and light commercial vehicles and can be used with Petrol, LPG, E10, E85 (Competition Only), avgas, methanol, nitro, methanol & other fuels. It is NOT SUITABLE for use in diesel engines or in Four Stroke motorcycles with wet clutches as the Friction Modifier will impact clutch performance.