Blue Silicone Heater Radiator Coolant Hose

Meeting the standard 

SAE J20R3 Class A, TMC RP303B

ISO 1307 - 1997

Temperature range: -65F (-54C) to 350F (178C)

Wall thickness 3/16" (5mm)

Internal diameter (I.D.):

1/4", 3/8", 1/2", 5/8", 3/4", 1", 1¼", 1½" - 2 play

2", 2½", 2¾" 3" - 4 play 

Maximum pressure:

1/4", 3/8", 1/2", 5/8", 3/4" - 200 PSI

1", 1¼", 1 1/2" - 120 PSI

2", 2½", 2¾", 3" - 100 PSI

Burst pressure: 300PSI

We do not accept the return of cut-to-length hoses ordered by the buyer.

Make sure you order the correct diameter and length hose.

Warranty one year.