A one component, non-slumping paste, RTV silicone rubber which begins to set in minutes. TB1207B possesses superior pressure resistance just after application and assembly. Perfect for sealing complex three-point surfaces of cylinder blocks, oil pans, valve covers and joint surfaces with large clearances to prevent oil, water, gasoline and chemical leaks. Effective temperature ranges from -60° to 250°C. Tack free time: 5 minutes; fully cured: 24 hours. Recommended for all motorcycle, watercraft, snowmobile and ATV engines.