Intake Manifold for 1955-1986 Small Block Chevy 262-400, Dual Plane [Polished]

Name: Intake Manifold for 1955-1986 Small Block Chevy 262-400, Dual Plane [Polished]
Brand: JEGS
SKU: 555-513015
Price: 350.99 USD
Availability: InStock

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Small Block Chevy Intake Manifolds

Intake Manifold

1955-1986 Small Block Chevy 262, 265-283-302-327-350-400

Dual Plane

4-BBL Square & Spread Bore (non-EGR)

Idle to 5500 RPM

Cast Aluminum

Polished Finish

Improve engine performance and horsepower with this higher flowing intake manifold compared to a stock cast iron intake

Designed to fit with popular aftermarket spread bore and square bore 4150 carburetors including edelbrock, holley, quickfuel, proform, rochester quadrajet, and more

Fits gm and chevrolet cylinder heads from 1955 through 1986

Idle to 5500 rpm power band for street or mild race applications

Fabricated from cast aluminum for weight savings and improved performance and polished for great looks under the hood

Port exit dimensions: 1.13" x 1.90"
Recommended Intake Gasket For Apps without Heat cross overuse JEGS p/n 555-210002
Recommended Intake Gasket For Apps with Heat cross overuse JEGS p/n 555-210004
Intake gasket port matching is recommended for optimum performance
Estimated runner length - Shortest: 5.00"
Estimated runner length - Longest: 6.50"
Manifold height: (A) 3.75", (B) 4.75"
Click here to determine carburetor pad height.
Also Fits 1987-Up stock aluminum heads (does not fit 1987-Up cast iron or Chevrolet Bow Tie heads)
Accepts late-model choke, water neck, AC, alternator, and HEI
Stock/stamped steel valve covers may require 3/16" (or thicker) valve cover gaskets. We recommend 555-21100, 555-210075, or 555-210070 for adequate runner clearance.

JEGS Carb Recommendations/Notes
Carburetors
		570 CFM	670 CFM	770 CFM
		Up to 300 HP	300 to 400 HP	400 to 500 HP
Manual Choke		510-0-81570*	510-0-81670*	510-0-81770*
Electric Choke		510-0-80570*	510-0-80670*	510-0-80770*
* Square Flange Carburetors Require Adapter Plate 555-15442
Carburetor Studs
555-15840	1-1/2" Studs	Suggested for carb and gasket only
555-15841	2" Studs	Suggested for carb and 1/2" spacer
555-15842	2-1/2" Studs	Suggested for carb and 1" spacer
555-15846	3-1/2" Studs	Suggested for carb and 2" spacer
Carburetor Base Gaskets
555-16100	Open (Square Flange)
555-16105	4-Hole (Square Flange)
555-16120	4-Hole (Spreadbore)
Intake Manifold Bolts
555-83200	SBC - Standard

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Part TypeIntake Manifold

BrandJEGS

Package Height5.5

Package Width13.5

Package Length23.5

Weight14.65 PG

Part CategoryPerformance Parts

Intake Section IncludedComplete

Basic Operating Rpm RangeIdle-5,500

Engine Block StyleStock/OEM standard Deck

EgrWithout EGR