Earls UltraPro One Way Check Valve - 253010ERL crankshafts-and-parts 4 V8 1988 - 1995

4 V8 1988 - 1995 GMC C1500 350/5

Kit includes: 2 Brake Rotors

6L V8 1973 - 1976 Chevrolet Malibu   400/6

2007-2010 Chevrolet Silverado 3500 HD

Earls UltraPro One Way Check Valve - 253010ERL crankshafts-and-parts 4 V8 1988 - 1995Overview: Earl's is pleased to release a new one way check valve that is ideal for use on fuel and oil systems. Now offered with internal stainless steel hinge and GF 600S Viton seal. The GF 600S Viton is the highest quality seal material for all types of fuels including diesel & alcohol. The Internal spring releases to full flow at 1 psi (Note: blowing through it will only partially release the hinge). High PSI Rating is 1250 PSI. This product uses a