Click to enlarge

RPM Air Gap 351W Intake Manifold

Edelbrock 7581 Edelbrock RPM Air Gap Ford 351W intake manifold.

Designed for street and high performance 351W engines.

The RPM Air Gap features an open air space that separates the runners from the hot engine oil resulting in a cooler, denser charge for more power.

Standard flange carb mounting pad works with square bore Edelbrock, Holley, Demon, Quick Fuel or Proform carburetors.

Recommend 650 to 800 cfm carburetors.

Includes nitrous bosses.

No provision for exhaust heated chokes and no exhaust crossover.

Manifold height is 5.31" in front and 6.19" in the rear.

Carb mounting pad at 5.75" tall.

Port exit dimensions are 1.07" by 1.88".

Power band from 1500-6500 rpm.

Edelbrock 7581 Edelbrock RPM Air Gap Ford 351W intake manifold EDELBROCK-7581$299.97

Click to enlargeEdelbrock 7220 intake manifold gaskets for Edelbrock 7581 intake
Edelbrock 7220 intake manifold gasket set for Edelbrock 7581 intake manifold shown above.

Fits Ford 351W engines.

11-EDELBROCK-7220$24.97
Click to enlargeARP 154-2001 351W intake manifold bolts for Edelbrock 7581 intake
ARP 154-2001 intake manifold bolt kit for Edelbrock 7581 intake manifold shown above.

Fits Ford 351W engines.

Features an attractive and durable black oxide coating.

Hexagon bolt heads for easy wrench or socket access.

These chrome moly bolts have a wide underhead flange with companion washers that provide an even load distribution.

Precision rolled threads prevent galling while promoting more consistent torque loading.

12-ARP-154-2001$34.97
Click to enlargeARP 454-2001 351W stainless intake manifold bolts for Edelbrock 7581 intake
ARP 454-2001 intake manifold bolt kit for Edelbrock 7581 intake manifold shown above.

Fits Ford 351W engines.

These stainless steel bolts and washers feature a show polished finish.

Hexagon bolt heads for easy wrench or socket access.

This bolt set has a wide underhead flange with companion washers that provide an even load distribution.

Precision rolled threads prevent galling while promoting more consistent torque loading.

12-ARP-454-2001$44.97

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