A stock LS3 rec-port intake manifold is hard to beat and only costs $299. When Chevy went back to the drawing board after the success of the cathedral-port Gen III LS1 small-block V-8, ...

We dyno test 19 EFI intake manifolds for a stock GM LS3 crate motor with a mild hydraulic roller cam! Features. Events. How-To. Merchandise. Gear Guide. Magazine. Join Newsletter ...

The LS3 intake manifold has a precise balance of extremely low airflow losses, good cylinder-to-cylinder flow balance, and optimum runner length for engine tuning. At peak valve lifts, the LS3 ...

Essentially an L92 with a lower profile intake manifold, minus the variable valve timing, the LS3 boasts the same 4.065-inch-bore aluminum block, rectangle-port raised-runner cylinder heads, and ...

Now, this carbon fiber intake manifold is on offer for GM’s LS3 and LS7 V8 engines. Pricing is listed on Lingenfelter’s website at $1,299.99. Check it out in the short video below.

Starting with the intake manifold, ... AFM, a 14mm gross intake lift, and a more refined low-speed operation, and more flexible crank angles than the LS3. Finally, the exhaust manifold.

Every component—from custom valve covers and intake manifold to electric accessories and interior trim—is brand ... 1967 Chevy Corvette Restomod Combines Classic Looks with 495-HP LS3 Muscle .

GM's LS3 engine is an extremely versatile engine that can be put into just about anything and make it fly. ... which you can complete with your own ignition system, intake manifold, ...

The aluminum "8-stack" intake manifold is among the Roush 427 IR crate engine's most striking features. ... The cylinder heads are a fully CNC-ported custom NRE design based on standard LS3 heads.

Other differences include improvements to the LS3's breathability. Improved intake manifold, cylinder head, and exhaust manifold designs combine to enhance the flow of air, fuel, and exhaust ...

The larger-capacity, straighter intake port-design optimizes intake flow to the combustion chamber, an effect augmented by large valves, measuring 2.16 inches (55.0 mm) on the intake side and 1.59 ...