Crate Engines

These GM Performance LSX Bowtie engine blocks have been designed for the advanced competition engine builder. They feature 3.990 in. finished Siamese cylinder bores and a 9.260 in. semi-finished deck height. The GM Performance LSX Bowtie engine blocks can accept a maximum stroke of 4.250 in., a maximum bore of 4.250 in., and they can support up to 482 cu. in. The blocks feature cast iron construction with a powdercoated orange finish. They accept all Gen III and IV LS-style cylinder heads, crankshafts, camshafts, and other components.

 souped up LS327 ( 5.3L) that delivers the goods.Continuing to build on the tradition of great small-block V-8 engines, the LS327 engine is one of the most popular engines Chevrolet has ever built. It's been installed in millions of GM built vehicles. Leave it to the GM Performance Parts engineers to take it one step further.They started with the production based 5.3L engine because it's tough, proven and dependable. It's the same proven production engine that you'll find in our award winning products.

Our best crate engine value now comes with a manifold and chrome dress-up kit!

New for 2010, our best-selling crate engine is offered in a new Deluxe package that includes an intake manifold and chrome dress-up kit. The manifold is a high-flow aluminum intake*, along with the gaskets and installation hardware. The chrome dress-up parts add a bright, finishing touch to the 350/290 HP.

Introduced last year, our CT525 Circle Track crate engine is based on thelatest-generation “LS” engine family and delivers serious power for seriousracing series, including Super Late Model and similar. It is rated at 525horsepower and 471 lb-ft of torque!

GM Performance brings us their "Factory Stock" Circle Track crate engines in the form of a 350 cu. in. HO with an approximately 9.1:1 compression, 350 hp at 5,000 rpm, and 390 ft./lbs. of torque at 3,800 rpm. These 4-bolt main engines have a recommended max rpm of 5,500. These are factory-sealed crate engine packages, complete with high-rise dual plane intake manifolds, stamped steel valve covers with racing-style breathers, and 8 quart single kickout circle track racing oil pans.

GM Performance Parts largest, most powerful engine is here. These ZZ572/720R's are built around an all-new generation VI one piece main seal tall deck 572 cid with approximately 12.0:1 compression, 720 horsepower at 6250 rpm, and 685 ft./lbs. of torque at 4500 rpm with a recommended max rpm of 6750. These all-new race blocks have a forged 4340 steel crank, shot peened forged 4340 H-beam rods, and forged aluminum pistons with full floating wrist pins. Redesigned rectangular port aluminum cylinder heads with 118cc combustion chambers, Stainless steel valves at, 2.25 in.

Here at last is the king of all big block crate engines from GM Performance. These 502 cubic inch engines come fully assembled and are rated at approximately 9.6:1 compression with 502 hp at 5,200 rpm and 567 ft./lbs. of torque at 4,200 rpm. These complete engine kits make extensive use of aluminum to keep weight down. Including aluminum heads, intake, water pump, and valve covers. Additionally, these engines are full of heavy duty parts including, forged aluminum pistons, forged shot peened steel connecting rods with 7/16 in. bolts, forged steel crankshaft, 14 in.

These GM Performance 2006 Corvette Z06 LS7 engine assemblies will deliver huge power. The 7.0L (427 cu. in.) engines produce a whopping 505 hp at 6,300 rpm, and 470 ft.-lbs. of torque at 4,800 rpm. They feature cylinder heads with CNC-machined intake and exhaust ports and combustion chambers, creating ports with surgical accuracy for maximum power production. In addition, the intake valves and connecting rods are made of high-strength lightweight titanium.Additional features include:

These GM Performance Parts LS9 6.2L supercharged crate engines are the same exact engines that the 2009 Chevrolet Corvette ZR1 cam equipped with. They share the 6.2L displacement of other LS engines, but are unique, featuring a stronger block casting, stronger cylinder head castings, and steel cylinder liners that are honed with a deck plate installed to maximize performance and cylinder sealing.

556 hp @ 6,100 rpm / 551 lb.-ft. @ 3,800 rpm

More than 550 supercharged horse-power with exceptional refinement!