EFI Intake Manifold Fuel Rail Kit Fits Chevy SBC Gen I 1968-1986 350 307 400 For Sale - New and Used

EFI Intake Manifold Fuel Rail Kit Fits Chevy SBC Gen I 1968-1986 350 307 400

High-Performance Aluminum Single Plane MPFI Intake Manifold Kit with Fuel RailsPremium EFI Conversion Setup for Gen I Small Block Chevy V8 (Conventional 12-Bolt)Cross-Reference: Fits 300-261 (Kit) / 300-260 (Manifold Casting)📐 TECHNICAL SPECIFICATIONS

• RPM Range: 2,500 - 7,500 RPM (Single Plane Design)

• Overall Dimensions: 20.87" Length x 10.29" Width x 5.54" Max Height

• Top Flange: Standard 4150 Square Bore (For Throttle Body)

• Fuel Rail Plumbing: -6 AN O-Ring (ORB) ports / Accepts 14mm injectors

• Fuel Rail Spacing: 2.57" (65.4 mm) center to center

• Bolt Pattern: Traditional Gen I SBC 12-Bolt (Angled corner bolts)

• Port Style: Paired Rectangular Ports

⚠️ CRITICAL FITMENT NOTES (Read Before Ordering)

• ✅ COMPATIBLE WITH: 1955-1986 Gen I Small Block Chevy (265-400 ci) with conventional 12-bolt cylinder heads (Factory or aftermarket equivalent).

• ❌ NOT COMPATIBLE WITH: 1996-2002 L31 Vortec factory truck cylinder heads (8-bolt vertical pattern).

• ❌ NOT COMPATIBLE WITH: 1987-1995 SBC factory heads with center angled intake bolts.

🚗 ENGINE APPLICATION

Fits traditional Gen I Chevy Small Block V8 with conventional 12-bolt heads:

• Chevy 350 ci (5.7L) | 1967 - 1986

• Chevy 400 ci (6.6L) | 1970 - 1980

• Chevy 327 ci (5.3L) | 1962 - 1969

• Chevy 307 ci (5.0L) | 1968 - 1973

• Chevy 283 ci (4.6L) | 1957 - 1967

• Chevy 265 ci (4.3L) | 1955 - 1957

• Also fits aftermarket 12-bolt conventional aluminum heads (Edelbrock, AFR, Dart, etc.).

📦 PACKAGE INCLUDES

• 1x Single Plane MPFI Aluminum Intake Manifold

• 2x High-Volume Extruded Billet Aluminum Fuel Rails

• 1x Fuel Rail Mounting Bracket & Hardware Pack(Note: Throttle body, fuel injectors, and gaskets are not
  

  

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