HEAD Lump Ported Intake NEW GM NOS 153 4 CYLINDER Chevy Inline When flow bench tested when

When flow bench tested when you cover the bolt the flow drops off

Connecting rods Steel 250 6 NOS

*73 CC combustion chamber checked to let you decide if this chamber size is best for your application

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HEAD Lump Ported Intake NEW GM NOS 153 4 CYLINDER Chevy Inline When flow bench tested whenMrhotrod6 Motorsports 153 4 CYLINDER Intake ported Lump Porthead. T 6 Racing Often Imitated Never Duplicated! The head in the photo is the exact head that will be shipped to you; it is not a generic photo. Intake port divider mill removed; top head bolt access hole threaded for 1 2 pipe plugs to access the two supplied special head bolts. The T6 bolt in, no welding required Port Lump kit was installed at T6 Racing by "Lumps by Larry. We had the T6G2