Holley Heater Hose Block-Off Kit - Ford 7.3L Godzilla GBASE Holley Metering Block Gasket 108-100

Holley Metering Block Gasket 108-100 For Model 4150 - 3-Circuit

When other springs sag

1971-1972 Chevrolet Biscayne CID 302

6 AN Fittings

Raised runners

Holley Heater Hose Block-Off Kit - Ford 7.3L Godzilla GBASE Holley Metering Block Gasket 108-100NOTE: The 7. 3L engine design does not require a loop between the heater outlet and inlet. It is safe to block both ports off. Machined steel billet plug with o ring seal, mounting bracket, and retaining bolt blocks off the rear port Special rubber cap with clamp on aluminum billet cover blocks off the front port Plug and caps designed to handle high pressure & high temperature typical conditions of the cooling system Easy Installation without the