Holley 300-131 LS3/L92 Mid-Rise Carb Intake Manifold, Square Bore, Single Plane, Rectangle Port, Aluminum, Natural, Each

$385.95
MSRP: $415.00
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SKU:
HLY300-131
MPN:
300-131
UPC:
90127687727
Condition:
New
Weight:
14.45 LBS
Shipping:
Calculated at Checkout

Applies To Continental U.S. orders only

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Carbureted single plane intake manifold. Fits all GM LS Gen III or IV engines equipped with LS3/L92 style rectangular port cylinder heads.
 
Features:
  • 2500-7000 RPM power band
  • 4150 Square bore flange (accepts up to 1.75" diameter throttle bores)
  • Optimized runner layout and constant cross sectional area - broad torque curve, best vehicle performance from 2500-7000 RPM
  • Minimum carb flange height - fit in vehicles with minimum hood modifications
  • Cast aluminum construction - great manifold for centrifugal blower, turbocharged or NOS power adder applications
  • Efficient casting design - lightweight, consistent wall thicknesses, improved casting quality
  • Weight - 11.5 lbs.
  • Height (front) - 5.417" to the lifter valley cover flange at the engine block front flange
  • Port size - 2.50" height x 1.15" wide
  • Includes Viton® O-ring intake to cylinder head gaskets - Viton® is a registered trademark of DuPont Performance Elastomers

Notes: Includes mounting bolts & washers. Also includes O-ring cylinder head mounting flange gaskets for an OEM style seal.

Instructions

Instructions - 199r10690.pdf

Emissions Warning
Federal and State regulations may restrict Product installation to pre-regulation (Model Year 1974 or earlier), or “Competition,” or “Racing” Vehicles. Competition or Racing Vehicles may be operated exclusively in
1) events organized by recognized bodies, authorizing permits for participating drivers.
2) racing event qualification, and
3) practice associated with events.
Installation of such restricted Products in Model Year 1975 and later street driven Vehicles, including driving Competition or Racing Vehicles to the racetrack, is likely to be considered illegal “Tampering” or a “Defeat Device” subject to U.S. Federal and State penalties

Engine Block Style:
Stock/OEM standard deck
Style:
Single plane
Basic Operating RPM Range:
2,500-7,000
Material:
Aluminum
Finish:
Natural
Height:
5.417 in.
Intake Section Included:
Complete
Fuel Rails Included:
N/A
Aftermarket Fuel Rail Required:
N/A
Carburetor Quantity:
One
Carburetor Mounting:
4-barrel square bore
Throttle Body Bore Size:
N/A
Has Bosses:
Yes
Bosses Machined:
No
Boss Quantity:
Eight
Injectors Included:
No
Throttle Body Included:
N/A
EGR:
No
Quantity:
Sold individually.
Notes:
Fits all GM LS engines equipped with LS3/L92-style rectangular port cylinder heads.
Make:
Chevrolet
Engine Family:
Chevy small block Gen III/IV (LS-based engines)
Engine Sizes:
6.0L/364/6.2L/376
Years:
2008-2019
Cylinder Head Style:
Rectangular port

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