Small Block Chevrolet<br>Melling Select 10554

Performance upgrade for M155. Standard volume oil pump.

The 10554 housing and cover are CNC machined and manganese phosphate coated.

Manufactured with pink spring installed for higher pressure.

To change pump to lower pressure install the supplied yellow spring.

Includes intermediate shaft with steel guide.

The 10554 uses a 3/4” press in screen.