LS3 Cylinder Head, Cam, and Intake Swap - Crate LS3 Throw Down. Eeking 108 Extra Horsepower out of a Crate LS3 with a Cylinder Head, Cam, and Intake Swap. HOT ROD Staff Writer Oct 17, 2011.

Since our last Ultimate LS Cylinder Head Test was such a success, we decided to up the ante a little bit and test a few LS3/L92 rectangle-port cylinder heads on a 468ci enigne. Only at www.hotrod ...

Off came the stock LS3 heads to make way for something with a lot more power potential.Both heads were run with 0.053-inch thick Fel Pro MLS head gaskets and ARP head studs. See All 10 Photos ...

On our Mast heads, the LS3 head offered both more intake and exhaust flow than the cathedral-port heads, resulting in an intake-to-exhaust flow percentage (372/261 cfm) of 69.89 (meaning the ...

Both the LS3 and L99 were built on the fourth-generation GM small block architecture. Both engines are 6.2-liter pushrod V8s that use Gen IV rectangular port cylinder heads.

They also both use an aluminum block and L92/LS3 cylinder heads. While both the LS3 and LSA make use of higher-flow rectangular port heads, compared to cathedral port heads found on earlier Gen ...

Both the LS3 and L99 were built on the fourth-generation GM small block architecture. Both engines are 6.2-liter pushrod V8s that use Gen IV rectangular port cylinder heads.

Ever since humans started using motor cars, they have undergone massive transformations, makeovers and evolutions. Every part of modern-day vehicles is a highly advanced version of what was used ...

The heart of the G8 GXP is the 6.2L LS3 small-block V-8, currently rated at 402 horsepower (300 kW)* and 402 lb.-ft. of torque (546 Nm)* pending final SAE certification. This engine is the newest ...

However, this particular power unit also happens to be wearing a liquid cooled Kenne Bell supercharger, to go with its LS3 cylinder heads, 102 mm throttle body, tubular headers and custom exhaust ...

Yes, LS3 heads can be put on LS1 engines, but together, they will create a piston-to-block clearance issue. (NOTE- The bore diameter of the LS1 block is much smaller than the valve layout of LS3 ...