For builders who want to stretch the performance of a turbocharged or supercharged combination weve got just the foundation you need. Chevy performance positions the b line lsx376 engines as their boost ready crate motors but the lsx376 b15 ships with the stock ls7 camshaft installed rather than the one from the lsa or ls9 the companys supercharged production engines.
Lsx376 B15 Part 3 It S All Cammed Up And Kicking Ass
Lsx376 b15 twin turbo. Advertised by chevrolet performance to accept up to 15 psi of. Twin turbo lsx engine baddest of the bad thomson automotives twin turbo lsx engine pushes 2048 hp from only 400 cubes. Chevrolet performances new lsx376 b15 featuring a durable all forged rotating assembly to handle up to 15 pounds of boost. The engine is topped off with high flow lsx ls3 6 bolt rectangular port heads to create an affordable foundation for supercharged and turbocharged combinations. One upgrade that happens with the lsx376 b15 crate engine is that you get six bolt heads to better keep the cylinder heads in place under higher boost levels. Barry kluczyk sep 1 2009.
The lsx376 b15 engine uses the tough connecting rods from the camaro zl1s lsa engine which were designed from the outset for a supercharged engine. The lsx376 b15 is delivered without engine management leaving the end user to determine what they would like to use for an ecu. Heres how the specs compare. The lsx376 b15 is durable and its all forged rotating assembly supports up to 15 pounds of boost. Twin pt7675 cast turbos at 37psi. Had the pleasure of filming this insane firebird.
This is a heavy beast weighing in at 3650lbs with the driver and making roughly 1700hp. The lsa rods are delivered to the assembly line as single pieces then the cap is carefully snapped off creating a perfect puzzle piece like fit when its installed on the engine. The lsx376 b15 crate engine has proven itself to be not only a capable performer but an ls platform literally begging for boost. Ls7 part number 12638426. For this project we selected the holley dominator efi system. Twin turbo lsx this custom twin turbo lsx based engine package is designed for a drag week application as well as general street car duties.
We decided to ditch the factory. Its got features like integrated support for dual channel wideband oxygen sensors the native ability to control drive by wire throttle bodies twelve channel injector and ignition coil control the ability to manage gm electronically controlled transmissions like the 4l80e and plug and play control. Chevrolet performances engineers started with the tough ls steel bowtie standard deck block added a forged steel crankshaft forged rods and forged pistons then topped off the short block assembly with high flow rectangular port.
Gallery of Lsx376 B15 Twin Turbo
