SRBC10 Rubber Coolant Block Off Cap 10mm (3/8") Pack of 2

If you're modifying your coolant system, deleting heater cores, or simply choosing to make certain coolant ports redundant, the SAAS rubber block off caps are an ideal solution.

Manufactured from Ethylene Propylene Diene Monomer Rubber (EPDM), the caps are compatible with all popular automotive coolant types and have a temperature operating range making them suitable for under bonnet environments.

Fitting Notes:

Designed for coolant applications only. Not intended for use with fuel, oil or other petroleum-based products or where vapours are present.