E-Street 290 Oval Port Cylinder Heads - Single - Complete ED50459 Product:Big Block Chevy, With 290cc oval ports & 110cc combustion chambers 5mm (1-1/4”) breather hole

5mm (1-1/4”) breather hole

C66291H-16

One part set makes this possible - each of these electric fuel pumps is supplied with a parts set and easy-to-follow installation instruction

75cc combustion chambers

E-Street 290 Oval Port Cylinder Heads - Single - Complete ED50459 Product:Big Block Chevy, With 290cc oval ports & 110cc combustion chambers 5mm (1-1/4”) breather holeE Street 290 Oval Port Cylinder Heads Single CompleteBig Block Chevy, With 290cc oval ports & 110cc combustion chambers ED50459 50459 E Street cylinder heads are an all new line of Edelbrock heads designed for entry level street performance engines, ideal for operating in the idle to 5,500 rpm range. Manufactured in the USA, by Edelbrock, these heads feature A356 aluminium castings that are heat treated to T 6 spec for superior casting strength and