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Holley EFI Strip Dominator Intake Manifold 300-66

Holley EFI Strip Dominator Intake Manifold 300-66
$498.99 ea
NEWBackordered until 04/06/2023
Model: 3992601
Supplier has not provided any fitment data for this product.
[More Info]
Pro-Jection TBI Intake Manifold High Rise Dual Plane w/EGR 1987-later with Cast Iron Heads
  • High Rise Dual Plane Design
  • Holley Pro-Jection TBI Mounting Flange
  • EGR Provisions
  • Power Band Idle-6000 RPM
Holley Performance Emission Code 3: This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles. The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles: 1965 and older U.S. manufactured California Certified vehicles/1967 and older U.S. manufactured Federally Certified vehicles/1967 and older Foreign manufactured vehicle. The following vehicles are considered Racing Use Only Vehicles: Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street. WARNING: It is against the law to install this part on an Emissions Controlled Vehicle. The following vehicles are considered Emissions Controlled Vehicles: 1966 and newer U.S. manufactured California Certified vehicles/1968 and newer U.S. manufactured Federally Certified vehicles/1968 and newer Foreign manufactured vehicle
Installation Notes:
Utilizes late model alternator and A/C bracket mounting provisions. Has vacuum taps off manifold runners. Extra installation hardware included. Not intended as O.E. replacement for 1987 & later fuel injected trucks.

About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!


Download Name File Size


Construction Cast
Emission With EGR
Emission Code 3
Engine Chevrolet Small Block Gen I
Engine Make/Size Chevy Small Block V8
Finish Satin
Front Height 3.91 inch
Fuel System Type EFI
Manifold Type Low Rise
Part Type Engine Intake Manifold
Rear Height 5.40 inch
RPM Power Band Idle-6000
RPM Range Idle-6000


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Holley EFI Strip Dominator Intake Manifold 300-66:
Classic Nova 2023