Universal Reinforced Silicone Coolant Cap With Clamp For Bypass Heater Vacuum Water Port Protective End Cap Kit Three Quarter Inch 19mm High Temperature 350 F Heavy Duty Seal Includes 304 Stainless Steel Clips
✔️ 19mm ID, 27mm OD, 42mm overall length, 30mm depth, 350°F
The reinforced silicone cap is a high-temperature, 3-ply polyester reinforced seal designed for automotive cooling systems. It’s commonly used on coolant, water, vacuum, bypass valve ports, throttle body water ports, heater cores, and more where a secure seal is needed. Note: silicone caps are not compatible with fuel, oil, or petroleum-based products.
✅ Inside Diameter: 19 mm (3/4 in)
✅ Outer Diameter: 27 mm (1-1/16 in)
✅ Overall Length: 42 mm (1-5/8 in)
✅ Depth: 30 mm (1.18 in)
✅ Temperature Rating: up to 350°F (177°C)
💡 What is a reinforced silicone coolant cap used for in engine cooling systems? This handy cap helps seal unused ports while handling heat and pressure in cooling lines. - It seals coolant, water, vacuum, bypass valve ports, throttle body lines, and heater cores - It withstands high temps up to 350°F (177°C) and is built for rugged engine environments - Includes 304 stainless steel clips for rust-free, secure clamps
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