In the '60s if you wanted the baddest car in town you needed dual quads under the hood and not much has changed since. This Edelbrock Performer RPM Air-Gap 2x4 manifold is designed for 351W small-block Ford V8s. These intakes are taller offering performance improvements in the 1500-6500 rpm range. The large volume runners feature the unique Air-Gap design that separates the runners from the hot engine valley for a cooler denser charge and more horsepower. Carb center spacing is 6-7/16".325-7585 Instructions (PDF)
Give your FE-powered hot rod dual-quad power and nostalgic looks with the new Edelbrock RPM Air-Gap Dual-Quad intake manifold. Designed for 1960-later high-performance street 390-406-410- 427-428 c.i.d. Ford FE engines with a 1500-6500 rpm power band. The manifold carb pad is setup to fit Edelbrock carburetors only, will not work with other square flange carburetors. Will not fit 427 Ford Hi-riser and Tunnel port engines. Has provision for a breather flange at rear. Carb center spacing 6-7/16" In Dyno tests on a 390 with Performer RPM heads, Performer RPM camshaft, ...
The Thunder Series' unique Qwik-Tune Secondary Air Valve allows for limitless calibration of the secondary circuit with simple hand tools while on your vehicle. It can be easily adjusted - in seconds - to suit your application...no extra parts required to achieve optimum performance. This four barrel carb also features Edelbrocks's amazing Endurashine finish that has the brilliance of chrome or a well-polished piece, but without the maintenance or the high price tag. This coating won't fade or oxidize and cleans up easily with soap and water. Designed and calibrated ...
The Thunder Series' unique Qwik-Tune Secondary Air Valve allows for limitless calibration of the secondary circuit with simple hand tools while on your vehicle.This four barrel carb can be easily adjusted - in seconds - to suit your application...no extra parts required to achieve optimum performance. Designed and calibrated for dual-quad applications such as the RPM Dual-Quad Air-Gap, Edelbrock C-26, F-28 and Street Tunnel Ram. Primary and secondary booster clusters offer the most accurate and up-to-date calibration available for today's fuels and octane levels Edelbrock carburetors bolt ...
The Thunder Series' unique Qwik-Tune Secondary Air Valve allows for limitless calibration of the secondary circuit with simple hand tools while on your vehicle. This four barrel carb can be easily adjusted - in seconds - to suit your application...no extra parts required to achieve optimum performance. Designed and calibrated for dual-quad applications such as the RPM Dual-Quad Air-Gap, Edelbrock C-26, F-28 and Street Tunnel Ram. Primary and secondary booster clusters offer the most accurate and up-to-date calibration available for today's fuels and octane levels Edelbrock carburetors ...
The Thunder Series' unique Qwik-Tune Secondary Air Valve allows for limitless calibration of the secondary circuit with simple hand tools while on your vehicle. This four barrel carb can be easily adjusted - in seconds - to suit your application...no extra parts required to achieve optimum performance. Also features Edelbrocks's amazing Endurashine finish that has the brilliance of chrome or a well-polished piece, but without the maintenance or the high price tag. This coating won't fade or oxidize and cleans up easily with soap and water. Designed and calibrated for ...
In the '60s, if you wanted the baddest car in town you needed dual quads under the hood, and not much has changed since. This Edelbrock Performer RPM Air-Gap 2x4 manifold is designed for 260-289-302 small-block Ford V8. These Small Block Ford intakes are taller, offering performance improvements in the 1500-6500 rpm range. The large volume runners feature the unique Air-Gap design that separates the runners from the hot engine valley for a cooler, denser charge and more horsepower. Carb center spacing is 6-7/16". Small Block Ford Dual Intake Manifold ...
The Thunder Series' unique Qwik-Tune Secondary Air Valve allows for limitless calibration of the secondary circuit with simple hand tools while on your vehicle. This four barrel carb can be easily adjusted - in seconds - to suit your application...no extra parts required to achieve optimum performance. Also features Edelbrocks's amazing Endurashine finish that has the brilliance of chrome or a well-polished piece but without the maintenance or the high price tag. This coating won't fade or oxidize and cleans up easily with soap and water.Designed and calibrated for dual-quad ...
The Thunder Series' unique Qwik-Tune Secondary Air Valve allows for limitless calibration of the secondary circuit with simple hand tools while on your vehicle. This four barrel carb can be easily adjusted - in seconds - to suit your application...no extra parts required to achieve optimum performance. Designed and calibrated for dual-quad applications such asthe RPM Dual-Quad Air-Gap Edelbrock C-26 F-28 and Street Tunnel Ram. Primary and secondary booster clusters offer the most accurate and up-to-date calibration available for today's fuels and octane levelsEdelbrock carburetors bolt on ...
The Thunder Series' unique Qwik-Tune Secondary Air Valve allows for limitless calibration of the secondary circuit with simple hand tools while on your vehicle. It can be easily adjusted - in seconds - to suit your application...no extra parts required to achieve optimum performance. This four barrel carb also features Edelbrocks's amazing Endurashine finish that has the brilliance of chrome or a well-polished piece but without the maintenance or the high price tag. This coating won't fade or oxidize and cleans up easily with soap and water.Designed and calibrated for ...
The Thunder Series' unique Qwik-Tune Secondary Air Valve allows for limitless calibration of the secondary circuit with simple hand tools while on your vehicle.This four barrel carb can be easily adjusted - in seconds - to suit your application...no extra parts required to achieve optimum performance.Designed and calibrated for dual-quad applications such asthe RPM Dual-Quad Air-Gap Edelbrock C-26 F-28 and Street Tunnel Ram. Primary and secondary booster clusters offer the most accurate and up-to-date calibration available for today's fuels and octane levelsEdelbrock carburetors bolt on ...
Give your FE-powered hot rod dual-quad power and nostalgic looks with the new Edelbrock RPM Air-Gap Dual-Quad intake manifold. Designed for 1960-later high-performance street 390-406-410- 427-428 c.i.d. Ford FE engines with a 1500-6500 rpm power band. The manifold carb pad is setup to fit Edelbrock carburetors only will not work with other square flange carburetors. Will not fit 427 Ford Hi-riser and Tunnel port engines. Has provision for a breather flange at rear. Carb center spacing 6-7/16" In Dyno tests on a 390 with Performer RPM heads Performer RPM camshaft ...
In the '60s if you wanted the baddest car in town you needed dual quads under the hood and not much has changed since. This Edelbrock Performer RPM Air-Gap 2x4 manifold is designed for 260-289-302 small-block Ford V8. These Small Block Ford intakes are taller offering performance improvements in the 1500-6500 rpm range. The large volume runners feature the unique Air-Gap design that separates the runners from the hot engine valley for a cooler denser charge and more horsepower. Carb center spacing is 6-7/16".Small Block Ford Dual Intake Manifold Installation ...
In the '60s, if you wanted the baddest car in town you needed dual quads under the hood, and not much has changed since. This Edelbrock Performer RPM Air-Gap 2x4 manifold is designed for 351W small-block Ford V8s. These intakes are taller, offering performance improvements in the 1500-6500 rpm range. The large volume runners feature the unique Air-Gap design that separates the runners from the hot engine valley for a cooler, denser charge and more horsepower. Carb center spacing is 6-7/16". 325-7585 Instructions (PDF)