Holley’s Single Plane 4500 Split-Design Race Intake Manifold for LS Engines
Holley’s Single Plane 4500 Split-Design Race Intake Manifold for L…
Dec 9, 2021
holley.com
If you’re looking for every last bit of intake airflow for your race-ready 400ci (6.6L) or larger LS1/LS2/LS6 cathedral port engine, look no further than Holley’s Single Plane 4500 Split-Design Race Intake Manifold. Not only do these intake manifolds provide excellent airflow, but the split design means that accessing the internal plenum for porting work is easy. These intakes are lighter than other split manifolds. There are two designs available: one for EFI that has billet fuel rails included
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If you’re looking for every last bit of intake airflow for your race-ready …
141.4K viewsDec 10, 2021
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Every Holley LS Cast Intake Manifold for Your Carbureted Or EFI LS Engine Build
Every Holley LS Cast Intake Manifold for Your Carbureted Or E…
Feb 3, 2022
holley.com
Holley offers a split plenum manifold for LS engines with cathedral ports heads (LS1, LS2, LS6). Their part number is 300-255 in a natural finish and 300-255BK in a black finish. These cast intakes have a split plenum to allow easy porting for increased airflow. This video shows a 300-255 getting 5-axis CNC porting on our Rottler. Watching this machine run is always fun so enjoy and give us a call at 815-725-2727 if you'd like one of these intake manifolds for your ride. #holleyperformance #holl
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Holley offers a split plenum manifold for LS engines with cath…
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20 LS1 Intake Manifolds: Tested!
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20 LS1 Intake Manifolds: Tested!
5 months ago
hotrod.com
If you have a boosted or NA LS engine, that factory 90mm throttle body might be an unwanted restriction to your intake. We put the factory 90mm drive-by-wire throttle body to the test against a Holley EFI 105mm throttle body on the engine dyno to see just how much power the bigger unit would add. Learn More with Motor Life: holley-social.com/90mmVS105mmTB #HolleyEFI #HolleyPerformance #Holley #LSswap #LSswaptheworld #LSFest #LSX #LS #LSengine #HiRam #LS1 #LS2 #LS3 #LS6 #LS7 #throttlebody #driveb
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If you have a boosted or NA LS engine, that factory 90mm throttle …
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Holley 300-122 EFI Hi-Ram Manifold, LS1/LS2/LS6, 92mm
Holley 300-122 EFI Hi-Ram Manifold, LS1/LS2/LS6, 92mm
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