Lq9 engine hp

Engine Tech And Modification. 550 hp on stock lq4/9. tried to post the link last month but wasnt working so ill just relay what i can from the second article. basically they took a bone stock lq4 installed a set of the new L92 heads from the new 6.2l engine and a comp XR281HR camshaft with a 228/230 duration and a 112 lsa and made 551 hp at ...

The LQ9 is a 6.0 liter, 32-valve engine that produces 361 horsepower. The LQ4 is a 6.0 liter, 24-valve engine that produces 325 horsepower. The LQ9 has a higher compression ratio, which allows it to produce more power.lq9 500 hp. i just picked up the engine n tranny last night, but as many others b4 me it seems to be a lq4. i pulled the spark plug to check if the piston top was dished or flat but as i ran a screw driver over the top it kinda felt dished but on another board somebody had posted some pics of their flat lq9 pistons vs the dished lq4's and the ...TSP 408 CID 580 HP LQ9 Turn-Key Package $ 17,910.99. TSP 408 CID 620 HP LQ9 Turn-Key Package $ 17,805.28. TSP 416 - 427 CID 4.00" Stroke Sleeved Gen 5 LT1/LT4 Long-Block ... GM Chevrolet Performance LS3 6.2L 376 C.I.D 430 HP Long Block Crate Engines $ 9,679.21. GM Chevrolet Performance LS376/480 495HP Hot Cammed LS3 Chevrolet Performance LS376 ...The LS6 cam seems to be a favorite among enthusiasts, with higher lift and duration on the exhaust side when in comparison to the LS2 or LS3 cams. For larger displacement engines, such as the iron 6.0L LQ9 truck engine, the LS7 cam is often the appropriate choice to make the most out of that engine's larger displacement.Jun 9, 2023 · The LY6 engine produces a maximum power output of 364 hp and 383 lb-ft of torque, whereas the LQ9 engine generates 345 hp and 380 lb-ft of torque. Although the differences in power and torque figures might seem small, they can make a noticeable difference in the overall driving experience, particularly when it comes to towing, hauling, or ... And though the majority of people might call them Vortec engines, GM's small-block 4.8L, 5.3L, 6.0L, and 6.2L truck engines from 1997 through Gen IV are still very much members of the LS engine family. The LS1 was the first mill from GM's Gen III small-block engine platform. Then, the 385-hp LS6 made its appearance in the 2001 Corvette Z06 ...OK.Sorry if I read it the wrong way.A complete LQ9 is the easiest way to go.The stock block and crank are good for 1000HP when prepped right.Buying a complete used motor will save you a lot of hassle in finding all the small parts.L92 heads are dead cheap from GM and they can flow big numbers.They just need a little work on the exhaust side for a FI application.Even though stock heads will ...

In '02, Cadillac wanted a piece of the action too, and added a bigger cam and more compression to boost output to 347 hp. Due to their rugged iron blocks, generous 4.000-inch bore diameters, and excellent cylinder heads, the LQ4 and LQ9 are among the most coveted Gen III/IV motors on the secondhand market.4,452. set pe enable to 0 and torque hyst also to 0. raise pe enable map to 80 kpa. set pe tps to 75%. set your engine over temp enrichment to match your pe eq ratio (gas) while tuning then change it to something richer once you get done tuning. Disable Cat Over Temp Protection or the extra fuel will cause tuning issues. This LY6 crate engine makes max power and torque with a hydraulic cam which is very street able but also gives you the sound you are looking for!! Peak Horsepower: 550bhp @ 6400 rpm. Peak Torque: 540lb/ft @ 4800 rpm. Compression Ratio: 11:1. Operating Range: 2300 – 6300rpm. The Chevy LQ9 6.0L engine is a high-performance V8 engine produced by General Motors. It was first introduced in 2002 and was primarily used in trucks, SUVs, and high-performance cars such as the Chevrolet Corvette and Pontiac GTO. ... Engine Type Horsepower Torque Transmission; Cadillac: Escalade: 2002-2006: 6.0L V8: 345 hp: 380 lb-ft: 4-speed ...The LQ9 engine forms part of the third generation of the LS family. It is a 6.0L iron-block truck engine. For its performance specifications, its compression ratio is 10.1:1. The LQ9 horsepower rating is 345 hp, and the torque rating is 380 ft/lb.$8,279.00. Core Charge: $575.00. Truck Freight: $203.99. Lowest Price Guarantee. High Performance Crate Engine. GM LS 6.0L. 550HP / 490TQ. New Gen IV Block. Base Engine. See more product details. Estimated to ship direct from manufacturer on 07/01/24 , pending manufacturer availability. Learn More. QTY. Add To Cart. Add to Wish List.Call for any questions: 972-853-2450. We are located at: 545 Justin Pl. Nevada, TX. 75173. ***dealer and wholesale accounts available, call for details***. **please call for rush orders**. We make every effort to keep these motors in stock, however build times can vary. So please call to verify the build time of your motor.

lq9 500 hp. i just picked up the engine n tranny last night, but as many others b4 me it seems to be a lq4. i pulled the spark plug to check if the piston top was dished or flat but as i ran a screw driver over the top it kinda felt dished but on another board somebody had posted some pics of their flat lq9 pistons vs the dished lq4's and the ...Comp's fourth most popular cam, the 277LR HR-113, idled at only 10.75 inches in our 6.0L test engine. With the stock GM LQ9 truck short-block and stock cast pistons with shallow valve reliefs ...New GM L92 Heads And A Crane Cam Raise Our 6.0L Truck Engine's Output To 510 Hp Then We Bolt On A Carb And Gain 15 More. ... Compared to the stock LQ9 cam, it gained 20 lb-ft at the peak to pound ...No matter which vehicle you drop the LS364/450 into, its combination of horsepower and value will push your project vehicle to the next level of performance! TECH SPECS. Part Number: 19370163. Engine Type: Performance LQ9 long block. Displacement (cu in): 364 cu in (6.0L) Bore x Stroke (in): 4.000 x 3.622 in (101.6 x 92 mm)

Pimp c casket.

The LQ9 engine is an iron-cast built with aluminum cylinder heads: the iron-cast body is durable. A standout thing about this engine is its performance, with an output of 345 horsepower and torque of 380 ft./lbs.Comp's fourth most popular cam, the 277LR HR-113, idled at only 10.75 inches in our 6.0L test engine. With the stock GM LQ9 truck short-block and stock cast pistons with shallow valve reliefs ...408 LQ9 Budget Engine Build - Finance-Friendly 408, Part 2. Buttoning Up Our Garage-Built LS Stroker And Heading To The Dyno With Hopes Of Unleashing 600+ Horsepower. Chris Werner Writer Scott...Call for any questions: 972-853-2450. We are located at: 545 Justin Pl. Nevada, TX. 75173. ***dealer and wholesale accounts available, call for details***. **please call for rush orders**. We make every effort to keep these motors in stock, however build times can vary. So please call to verify the build time of your motor.

I tear down the stock Lq9 6.0 out of my RCSB Silverado. do some at home machine work. and then build it out with forged rods and pistons, ported heads, big c...370 LQ9 Long Block Engine: L370-HR-LB4-1 . 370 LQ9 Long Block . $8,499 . This 370ci LQ9 Long Block utilizes LS3 cylinder heads to provide extra breathing capacity. The rectangular intake ports provide additional volume and flow in the mid and upper RPM ranges. ... Wheel horsepower is affected by a variety of vehicle-specific criteria including ...LQ9 LQ4 Forged rotating assembly kits for turbo, nitrous, or street. Balanced kits at CNC-Motorsports ... Engine Parts ; Rotating Assembly - Stroker Kits ... -17cc Dish Wiseco Pistons, HP Steel Piston Rings, HP Bearings Included, Balanced Assembly. Learn More. CS-6151-W PART NUMBER. LS 6.0L 392 Compstar Balanced Stroker Kit 10.6:1 Wiseco ...I pulled a 2002 Gen III LQ9 w/ P01 computer tune of the HP Repository. I then copied the idle tuning and few other items over into the 5.3L tune along with my VE and MAF tables. Otherwise the engine didn't idle well and wouldn't drive. I've got it running however, now my issue is spark timing. I copied the spark tables from the LQ9 tune into my ...This means more throttle response, quicker acceleration, more vacuum, better efficiency, combined with maximum horsepower and torque! Hydraulic roller. Great street performance choice. Very strong HP increase above 3500 RPM with proper computer tuning. Very drivable with excellent street manners. Works well with 5.3-6.6 liter engines.Object moved to here.The cam swap was combined with the low-profile LS3 intake. Once upgraded, the LS3-cammed LY6 produced peak numbers of 475 hp at 5,800 rpm and 469 lb-ft of torque at 4,600 rpm. Basically, the LS3 ...If you have any questions concerning your engine, please feel welcome to contact Indmar Customer Service at (901) 353-9930 or E-Mail us at [email protected]. You can write us at Indmar Products Company, Inc., 5400 Old Millington Road, Millington, Tennessee 38053. On the Web, go to our site at www.indmar.com.

May 3, 2016 · The core for our build was a 6.0L iron LQ4 engine out of a 2004 Silverado truck. When shopping, it's important to do your homework. There are two 6.0L iron-block engines out there, the LQ9 (345 hp ...

Jan 13, 2021 · Here is a common question among LS engine enthusiasts: My buddy, Joe, just bought a new cam for his 6.0L and wants to get rid of his factory LQ9 cam. ... (49 hp) 6,500 +73 lb-ft (91 hp) LQ9 vs ... The first generation of 6.0's had just two engine codes, the LQ4 and LQ9. The LQ4 came out first and lasted from 1999-2007, while the LQ9 came out second and was produced from 2002-2007. The LQ9 is a high performance version of the LQ4, with an extra 15-45 horsepower and 10-20 lb-ft of torque.Check out Proformance Unlimited's complete line of LQ9 turn-key crate engines! We offer 370, 408, and 420 CID LQ9 packages with power ranging from 520 HP all the way up to 625 HP. All of our hand built turn-key crate engines include a custom engine harness and ECM that can be built to run your electronic transmission for no additional charge ...Chevrolet Performance 12729604 LS3/L92 6.2L Aluminum Bare Engine Block. LS3/L92 6.2L Bare Block. Direct replacement for 2007-2008 L92, 2008-2015 LS3, 2009-2012 L9H and 2010-2015 L94/L99. Production aluminum block with iron sleeves. 4.065" finished bore (103.25mm) Tested to over 500 horsepower! View Details.First, the LS engine has multiple design features that help it achieve near-big-block levels of horsepower. With a 15-degree valve angle, intake ports that flow 300 cfm and a 55mm camshaft diameter, one can see what the engineers at GM were after when designing these engines - efficiency and performance. By Luke Siebert.Our GM LQ9 engine needs the right ingredients to turn it into a spicy hot rod street bullet.0:00 - Intro01:10 - Power Torque Remanufactured Engines05:46 - LQ...Budget-Friendly Horsepower - 6.0L Engine. Building a powerful engine has long been about metric dollars. As the horsepower numbers increased, the zeros before the decimal point seemed to keep ...6.0 Vortec Performance Specs. The Gen III LQ4 engine was capable of achieving 300 horsepower at 4400 RPM and 360 lb-ft at 4000 RPM, while the LQ9 was rated at 3 45 hp at 5200 RPM and 380 lb-ft of torque at 4000 RPM. The Gen IV model L76 had rated horsepower of 367 at 5400 RPM and peak torque of 375 lb-ft at 4400 RPM.

Jam at the dam monroe ct.

Kaiser vision center near me.

After installation of the LQ9 cam, the LY6 6.0L proved to be a decent performer, producing peak numbers of 443 hp and 467 lb-ft of torque. Torque production exceeded 450 lb-ft for a 1,000-rpm spread.The LQ4 is a 6.0L LS (Gen. 3) small block engine used in GM trucks between 1999 and 2007. For marketing purposes, it was also known as the Vortec 6000. The engine specs and information listed here is for the stock LQ4 engine. Mechanically similar, General Motors' LS and LS-based Vortec engines wound up on almost every branch of the GM family ...Owns:SS. Color:Victory Red. Year:2006. Drivetrain:2WD. Posted February 26, 2008. Silverad04 said: Hey I am new to the site, but not new to truck forums. I am trying to do some research on the best cam for a N/A LQ9. I currently have a 2004 RCSB that is that beautiful GM Victory Red with a 5.3L.custom built LS chevy engine 370ci, LQ4, LQ9, long block with aluminum heads - 450+hp . Account. Toggle navigation. Account (704) 782 7170; Custom Engines. Chevy Big Block Engines; Chevy Small Block Engines ... This 370ci LQ9 Long Block Engine pairs the old-school look with new-age performance. The reconditioned 6.0L iron block and forged crank ...Jan 16, 2024 · The LQ9 engine is an iron-cast built with aluminum cylinder heads: the iron-cast body is durable. A standout thing about this engine is its performance, with an output of 345 horsepower and torque of 380 ft./lbs. May 3, 2009 · This engine was introduced in other truck lines as VortecMAX for 2006. It features high-compression (10:1) flat-top pistons for an extra 10 hp (7.5 kW) and 10 ft·lbf (14 N·m), bringing output to 345 hp (257 kW) and 380 ft·lb (515 N·m). LQ9s are built only in Romulus, Michigan. GM also listed it as based on LS architecture.[1] LQ9 Applications: To scan a document using an HP printer, first ensure that the computer to which you are scanning is connected to the printer, either with a USB cable or wirelessly, and that the pr...Here at Powertrain Guys, you can order a used Chevy LQ9 engine on sale from this page. Specs of the 6.0 Liter V8. Getting the most power from a performance motor means tweaking the inside. The H.O. 6.0 liter gave consumer what they always wanted. The boost in horsepower is pretty noticeable when compared the regular Vortec 6000 series.May 3, 2016 · The core for our build was a 6.0L iron LQ4 engine out of a 2004 Silverado truck. When shopping, it's important to do your homework. There are two 6.0L iron-block engines out there, the LQ9 (345 hp ... If you have recently purchased an HP printer, the first thing you need to do is install the printer drivers. Without the proper drivers, your computer will not be able to communica... ….

The two with the most potential though were the LQ9 and LY6 engines. The LQ9 was an improved version of the LQ4. The LQ9 ran higher compression and featured flat-top pistons. ... That said, it made the same amount of power and torque at 345 HP and 380 lb-ft. When you compare the LQ9 and the LY6 engine, it was the latter that has a …The standard 6.0L Vortec had LQ4 and LY6 engine codes, while the Vortec MAX used the LQ9 engine code. In late 2006 the LQ9 variant was replaced with the L76 engine code which had a slightly higher horsepower output. With respect to the standard Vortec 6000, the LQ9 MAX version produced 20-45hp and 10-20tq more than the …12,557. Originally Posted by Demon_Z28. the Lq9 is an iron block with aluminum heads, thats correct, ive heard of swaps and getting a camaro to run mid 12's. My bad I was thinking of the LQ4 with iron heads. My dads 2001 3/4 ton truck with the LQ4 has aluminum heads,,,,so not all the LQ4's were iron either.6.0 Vortec Performance Specs. The Gen III LQ4 engine was capable of achieving 300 horsepower at 4400 RPM and 360 lb-ft at 4000 RPM, while the LQ9 was rated at 3 45 hp at 5200 RPM and 380 lb-ft of torque at 4000 RPM. The Gen IV model L76 had rated horsepower of 367 at 5400 RPM and peak torque of 375 lb-ft at 4400 RPM.With a displacement of 6.0 liters (364 cubic inches), the LQ9 engine is capable of generating substantial power. It utilizes a bore and stroke of 4.00 x 3.62 …The LY6 engine produces a maximum power output of 364 hp and 383 lb-ft of torque, whereas the LQ9 engine generates 345 hp and 380 lb-ft of torque. Although the differences in power and torque figures might seem small, they can make a noticeable difference in the overall driving experience, particularly when it comes to towing, hauling, or ...3. Different EVAP lines. 4. Need a different water pump or change the neck on your stocker (cut and weld). 5. New belt. There is more to it however you get the idea. As stated above, the link in my signature has what I did for the FAST intake which is very similar physically to the LS6. Quote.LQ4 Cam vs Comp Cam. Run with a stock LQ4 cam, the 6.2L L92 produced 445 hp at 5,600 rpm and 460 lb-ft of torque at 4,600 rpm. After installation of the Comp cam, the power output jumped to 550.3 ...06. The TFS Gen X heads, Brian Tooley cam, and IR intake combined to exceed 600 hp with peak readings of 605 hp at 6,700 rpm and 533 lb-ft at 5,000 rpm. See All 15 Photos. 07. The stock 5.3L ... Lq9 engine hp, Change your exhaust to a high performance system, add headers in place of exhaust manifolds. Add a cold air intake with a good high flow air filter. Swap out the intake manifold to high performance manifold. Swap your camshaft with a bigger cam, but make sure it is computer and emissions friendly or you will have many other problems., The LQ4 engines are rated at 9.4:1 with a dished piston, while the LQ9 engines enjoy 10.0:1 compression using a flat-top piston, which means we actually had the better LQ9., Apr 6, 2022 ... ... engine eh!? I think next we will be getting the suspension dialed in # ... HP TUNERS https://amzn.to/3y80f2S AEM ... Budget LQ9 Escalade build ep., The engine impressed everyone by ripping out 707 horsepower at 7,100 rpm, and 578 lb.-ft. of torque at 5,500 rpm. This earned the 403ci LS the nickname "Little Beast.". With carefully chosen parts and exceptional attention to detail, what started out as a run of the mill stroker kit upgrade escalated to an extraordinary 700 horsepower pump ..., The LQ9 engine is a 6.0L Gen. III small block engine that was used in GM trucks and SUVs between 2002 and 2007. ... The LQ9 engine produces 345 horsepower and 380 lb ..., It is factory engineered for amazing boost abuse, possibly beyond what our bolt-on twin-screw and Roots toys can generate. The core of the engine is the iron LSX block with Siamesed 4.065 bores ..., The TSP 408 CID 620 HP LQ9 Turn-Key Package will have a lopey idle and will require a minimum of 2,800 RPM stall speed torque converter for automatic-equipped vehicles. This package will include the following items: GM LQ9 Cast-Iron Engine Block Texas Speed & Performance Forged 4340 4.00" Stroke Crankshaft, 6000. HO 6000 engine in a 2003 Cadillac Escalade EXTThe Vortec 6000, or LQ4, is a V8 truck engine. It is a bored version of the Vortec 5300. Displacement is 6.0 L (5967 cc) from 101.6 mm bore and 92 mm stroke. It is an iron/aluminum design and produces 300-325 hp (224-242 kW) and 360-370 ft·lbf (488-502 N·m)., Benefits. Both these engines are strong and durable. Many people use them with boost or nitrous. With upgraded internals, the block can handle over 1,000 hp. The down side is the weight. At 216 lbs., the block is about 100 lbs. heavier than the aluminum LS1 block. What’s the Difference?, 6.0 LQ9 Master Engine Rebuild Kit | Flat Top Pistons | OEM style 3-bolt Cam | Fits 2002-2003 Chevrolet Cadillac 6.0L VORTEC LQ9 LS Escalade Silverado Suburban (0 review) $ 799.00, The LS6 cam seems to be a favorite among enthusiasts, with higher lift and duration on the exhaust side when in comparison to the LS2 or LS3 cams. For larger displacement engines, such as the iron 6.0L LQ9 truck engine, the LS7 cam is often the appropriate choice to make the most out of that engine's larger displacement., The TSP 408 CID 580 HP LQ9 Turn-Key Package will have a smooth idle and work with a factory torque converter. This package will include the following items: GM 6.0 Cast-Iron Engine Block. Texas Speed & Performance Forged 4340 4.00" Stroke Crankshaft. Texas Speed & Performance Forged 6.125" Connecting Rods. , We were eventually rewarded with peak numbers of 508.6 hp at 6,700 rpm and 435.7 lb.-ft. of torque at 5,700 rpm. Knowing the tune was a critical element in our quest for 500 horsepower, we dialed in our SP 5.3L combo a Holley HP management system. (Image/Richard Holdener) The specific (peak hp) output of 1.568 hp per inch was impressive, but so ..., 6.0 Vortec Performance Specs. The Gen III LQ4 engine was capable of achieving 300 horsepower at 4400 RPM and 360 lb-ft at 4000 RPM, while the LQ9 was rated at 3 45 hp at 5200 RPM and 380 lb-ft of torque at 4000 RPM. The Gen IV model L76 had rated horsepower of 367 at 5400 RPM and peak torque of 375 lb-ft at 4400 RPM., Designed for: 4.8, 5.3, LS2, LQ4 & LQ9 Engines with Cathedral Port Heads Basic Operating RPM Range: 1000-5800 Expected Horsepower Gains: 30-40RWHP over the stock camshaft in a well-optimized setup, Cost: $545 ("Buy It Now" price) Engine: 4.8L, RPO: LR4. Shipping: free within the contiguous United States. Core charge: n/a. Warranty: n/a. At the low end of any LS engine search is the junkyard ..., The LQ4 engine displaces 6.0 liters (364 cubic inches), while the LQ9 engine has a displacement of 6.2 liters (376 cubic inches). What is the difference between the LQ4 and LQ9 engines when it comes In Horsepower And Torque? The LQ9 engine produces more horsepower and torque than the LQ4 engine., Posted 05/31/18 by OnAllCylinders Staff. Last updated on 12/29/2021. The L92 is a 6.2L, Gen. 4, small block engine used in GM luxury trucks and SUVs between 2007 and 2008. For marketing purposes, it was also known as the Vortec 6200. The information listed here is for a stock L92 engine. Mechanically similar, General Motors' LS and LS-based ..., With the added ARP 2000 rod bolts this kit will support up to 1000 horsepower making this kit reliable and affordable.. All our pro street kits come fully balanced and ready for you to assemble. Kit fits GEN III 6.0L Vortec 6000, LQ4 LQ9, GEN IV 6.0L LS2 L76 L98 L77 LY6 L96. This will support up to 250 shot of nitrous, and up to 15 pounds of ..., Oct 20, 2004 ... they tested stock, vs. LS6, Holley, BBK, ect... do you know who the winner was?? the stock truck intake made more HP on a stock LS1 engine., The engine had an aluminum block and heads, sequential fuel injection, and a high-performance camshaft. It was paired with a heavy-duty 4-speed automatic transmission. 6.0 Vortec Max Specs. Engine Type: 6.0-liter V8; Horsepower: 367-403 hp, depending on the year and model; Torque: 375-417 lb-ft, depending on the year and model, Shop LQ9 Chevy LS V8, Engine Dress Up Kits and get Free Shipping on orders over $149 at Speedway Motors. Talk to the experts. Call 800.979.0122, 7am-10pm, everyday. REWARDS. GIFT CARDS. ... Chevy Ls V8 Lq9 Chevy Ls V8 Valve Cover Fasteners Chevy Ls V8 Lq9 Chevy Ls V8 Valve Cover Block Off Plates Chevy Ls V8 Lq9 Chevy Ls V8 Valve Covers., 06. The TFS Gen X heads, Brian Tooley cam, and IR intake combined to exceed 600 hp with peak readings of 605 hp at 6,700 rpm and 533 lb-ft at 5,000 rpm. See All 15 Photos. 07. The stock 5.3L ..., The LY6 engine is a Gen 4 LS. It’s a 6.0-liter unit that was offered in the GM’s trucks and SUVs between 2007 and 2010. As we mentioned earlier, the engine was also called the Vortec 6000 but had the same specifications. The different name was purely a marketing thing. Since the LY6 was used in heavy-duty applications like on trucks and ..., The LQ4 engine displaces 6.0 liters (364 cubic inches), while the LQ9 engine has a displacement of 6.2 liters (376 cubic inches). What is the difference between the LQ4 and LQ9 engines when it comes In Horsepower And Torque? The LQ9 engine produces more horsepower and torque than the LQ4 engine., Sep 25, 2016 · The Gen III engine many automotive enthusiasts desire is the 6.0-liter and it comes in two varieties. The GM names for these two engines are the LQ4 and LQ9. The LQ9 engine is the high-performance 345-hp version that was first available only in the Cadillac Escalade. The 300-hp LQ4 is available in many full-size Chevy and GMC trucks and SUVs. , Re: 600 hp LS recipe. by Frankshaft » Sun Jul 17, 2016 5:11 pm. 6.0 base, get some forged pistons, and decent rods, balance stock crank to it. Get .005 over pistons, have the block tq plate honed. Use a set of ls3 or l92 heads. Mild porting and a valve job, cam in the upper 230's to low 240's at .050 with an 6-8 degrees more on ex., Save on Spartan Engine Short Block; Chev LQ9 6.0 HP Short Bock SP19-F at Advance Auto Parts. Buy online, pick up in-store in 30 minutes. ... Your engine may not necessarily come with all components listed, but they are listed as our recommendations of parts to run for optimal performance. Specifications. Engine Type: 6.0 V8 OHV 16v., The LQ4 is a lower-output engine with dished pistons, and the LQ9 has a higher output with flat-top pistons. The LQ9 has a 10:1 compression ratio and increased horsepower output to 345. You can check the vehicle’s VIN to tell which engine it has. 'U' as the 8th digit means you have an LQ4, and an 'N' means you have an LQ9., $8,279.00. Core Charge: $575.00. Truck Freight: $203.99. Lowest Price Guarantee. High Performance Crate Engine. GM LS 6.0L. 550HP / 490TQ. New Gen IV Block. Base Engine. See more product details. Estimated to ship direct from manufacturer on 07/01/24 , pending manufacturer availability. Learn More. QTY. Add To Cart. Add to Wish List., Sometimes referred to as the Horsepower King," the LQ9 6.0L Gen. 3 small block engine is a powerhouse of an engine found in General Motors trucks between 2002 and 2007. Boasting an impressive 345 horsepower , this Vortec-based powerplant was capable of putting out some serious torque at 379 ft/lbs with plenty of potential for more., The LQ4 (4.8 liter, 293ci) is the smallest LS ever produced. It shares its iron block with the 5.3-liter engine and even has the same 3.78-inch bore size. The drop in displacement comes from a ..., The 01-up LQ4 6.0L used the 12561721. The 02-up LQ9 6.0L also used the 12561721. Factory Camshaft specs are: 12560967 191/190 duration at .050 0.457/0.466 lift on a 114 Lobe center. 12561721 196/207 duration at .050 0.467/0.479 lift on a 116 Lobe center. Now to adress the 5.3/4.8 Since it was mentioned also...