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Home Intake Manifolds Holley EFI Engine Intake Manifold 300-563
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Holley EFI Engine Intake Manifold 300-563
Holley EFI Engine Intake Manifold 300-563
Holley EFI Engine Intake Manifold 300-563
Holley EFI Engine Intake Manifold 300-563
Holley EFI Engine Intake Manifold 300-563
Holley EFI Engine Intake Manifold 300-563
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  1. Holley EFI Engine Intake Manifold 300-563
  2. Holley EFI Engine Intake Manifold 300-563
  3. Holley EFI Engine Intake Manifold 300-563
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Holley EFI Engine Intake Manifold 300-563

HOL300-563
OUT OF STOCK, Please contact us for availability BEFORE ordering. This is a SPECIAL ORDER part. This item can be brought in either with a stock order or on it’s own. Contact us today to discuss available options.

$758.93

Holley EFI Engine Intake Manifold

300-563

MANIFOLD - BBC, RECT 4150 EFI;Holley EFI Intake - Chevy Big Block V8 EFI;Holley EFI Intake Manifold 396, 402, 427, 454, 502 for 4150 Style Flange, Rectangular Port Heads;Holley EFI is excited to launch four new multi-point fuel injection intake manifolds for the big block Chevy. These new intakes are available to fit oval or rectangular port heads, and 4150 or 4500 style throttle bodies. These Intakes are ideal for converting your big block high performance or racing engine from carburetion to fuel injection. These intake manifolds were computer designed and dyno proven to produce more horse power and torque than other EFI manifolds. Each manifold package includes anodized and laser etched fuel rails, and two sets of mounting brackets (brackets allow use of 1.48" or 2.56" O-ring to O-ring injector lengths).;Open plenum/single plane design;No EGR provisions;3500-8000 RPM power band;4150 carburetor mounting flange;Includes fuel rails and mounting brackets;Designed for today's larger cubic inch big block Chevy race engines;Perfect for hard core drag racers in the NHRA Super Comp, Super Gas, and Street classes as well as IHRA Quick Rod, Super Rod, and Hot Rod categories;Rectangle Port Dimensions: 2.28” High x 1.48” Wide;Height: Front 5.96", Rear 5.96"

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