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Do I need to seal this unit after installation
SR20DET (S13): 507-N004
OEM-style appearance
Clean the mounting surface on the cylinder head to remove old gasket material and debris — a clean surface prevents future leaks
Exhaust header gasket set (all gaskets needed for complete header sealing)
HPS Performance HPS Silicone Radiator Coolant Hose Kit 1989-1992 Mazda RX7 FC3S 1.3L NA / Turbo, Black 57-1395-BLK Side Skirts Do I need to sealProduct Highlights Ideal replacement or upgrade for OEM or aftermarket parts. The premium grade high heat resistance 3 ply reinforced silicone hoses are made with correct bends and curves to ensure a perfect fitment. Includes 100% stainless steel non perforated embossed hose clamps for easy installation, which do not cut through the silicone hoses. Prevent and fix the coolant leaking and engine over heating problem caused by cracked, damaged or