Chevy lq4 torque build There are several iron-block 6. What I found is they aren't THAT great on quality. For now I'm sticking with the stock cam. The 243 heads will help bump your compression ratio from 9. Feb 13, 2018 · See a complete blueprint for upgrading a GM LQ4/LQ9, from basic bolt-ons, to top-end upgrades, internal improvements, and power adders. com Aug 1, 2009 · Check out this LQ9 408 Stroker that we build step by step for those on a budget and give you the entire parts list. I've been doing a ton of research regarding the L92 heads on the LQ4. For specific details about these engines, please follow the links below: Chevy LQ4 Engine Specs; Chevy LQ9 Engine Aug 13, 2017 · The LQ4 or LQ9 are the 2 I'd consider as they are not AFM engines. 553 113+2) for low end torque and some LS6 . To ensure you can meet those goals, you must know the limitations of the block as well as other components you will use. Will be used in 1979 Chevy HD 1500 Jul 14, 2014 · Kicking off Part 2 of our LS Budget Build writeup is the 6. I am putting it into a 72 blazer. I'm going to do the hd2 kit and upgrade the wiring but I am stuck with what converter will work. Jan 24, 2025 · Horsepower and Torque: Stock LQ4 engines produce between 300 and 325 horsepower and up to 370 lb. Long tubes will also not help with low end torque, as they are better for higher end. 0 (12551364) with 317 aluminum heads and a 4l65e (4kzd)*computer I got has serv. Feb 19, 2017 · I have sold (gave away almost) the old driveline and am in the parts process of a LQ4 turbo 4l80 build. 5 prc heads and a cam in my 6. We wanted a minimum 6. 0L Chevy (LQ4) Block Work. Your engine is likely VVT and they make some decent cams that work well with it. 030-over 6. 7 6. com, the official Engine Engine Mechanical - 6. I always have wanted to turbo this truck but after realizing how bad the heat soaking would be in the summer it doesn't seem worth it. Sep 26, 2024 · 408 LS Stroker Engine Build & Dyno Test. But i think i would be more likely to do an LQ4 with 799 or 706 heads to get the compression up. With all M10 main bearing bolts now tight, the main cap side bolts can be addressed. 0-liter V-8. 4. 0L LS engine, the first thing you need to do is select the parts you’ll use in your build. 0-liter L92 powerhouse based on an LQ4 engine block - Super Chevy Magazine Engine Block Specifications. Even the stock parts your going to have a 5000--5500 redline . As for the LQ4 and LQ9 they have different piston types and a little different compression rations. 0L LY6 engine. However, this combination suffered a cataclysmic event when a ring land gave way while Matt was admittedly running out of fuel. When shopping, it's important to do your homework. 0 liter GEN III and GEN IV engines from Chevrolet. Worth it, but they can only be used on cathedral port heads such as a 243/799 or the stock 317 LQ4 heads. 0L block, you get 408 cubic Oct 11, 2024 · Rod bolts are reusable, however. Max torque at 2000rpm means the reline would be 4000rpm . com Nov 27, 2017 · In this update, we'll push a little harder to see how much power we can make while emphasizing usable torque and horsepower rather than chasing peak numbers. 0L block. 179 posts Page 1 of 12. This sent him back to the junkyard to source another LQ4 that he could continue to push the limits on. This engine was designed to be a performance upgrade for LS based vehicles or perfect for a 2001-2007 Chevy Truck LQ4 or LS swap in a hot rod. Basically i am trying to find some cheap upgrades to raise the gas mileage as much as possible. It is a function of the steel type and the tightening Mar 22, 2023 · My 3. -lbs. The Banks Power shorties are pretty good (but also expensive). You gain on the top end at the same time over a stock cam. 0L LY6 jumped from 443 hp and 467 lb-ft of torque to 514 hp at 5,900 rpm and 493 lb-ft of torque at 4,600 rpm. The only real difference between the LQ4 and LQ9 are the dished vs flat top pistons which give the LQ9 10. A gas engine wont like being designed that way . Machine work on an LS re-build can range from a quick hone to clean up the cylinder walls on a stock refresher build, to boring out the cylinders for maximum displacement (if you’ve got an iron-block). I have a 1999 chevy 2500 sliverado 2wd that i bought new in 1999. 0 turbo out of a 2002 truck and have a good 1997 4l80e with 70k on it. It was available in the Escalade and GM pickups until 2007. Horsepower hunts down a junkyard candidate, tears it down, cleans it up, and builds it back on a bare-bones Mar 4, 2024 · We start with a nice basic Chevy 350 build parts list and move through such options as 400 hp 350 Chevy recipe, 500 hp 350 Chevy recipe, and even a 350 SBC turbo build. Oct 30, 2017 · Automatic Transmission - 2002 LQ4 6. The hipo LQ9 has 10:1 compression, which doesn’t allow for as much boost and timing, so the improvement isn’t as impressive. Jan 1, 2013 · Upholding our opinion on the subject is the 6. Netting 500 crank horsepower on a dyno with nothing exotic inside it, the LS-based mill left us in bewilderment that so Mar 22, 2024 · I have an 04 LQ4 currently, building another LQ4 block with 706 heads and BTR Truck Norris cam in projections. -80 degrees: Outer Studs: 51 degrees: Side Bolts-18 ft. Lq4 408 stroker build help Hey guys so this winter I came across a lq4 for a decet price. 41:1 compression ratio and 6-liter size. First up was the 408 stroker, which was achieved by starting with a 6. 570/. After a few break-in cycles and tuning, our LQ4 on the floor produced peak numbers of 549 hp at 6,700 rpm and 481 lb-ft of torque at 4,900 rpm. This is nearly the same peak horsepower as the much larger LS7 and our engine makes more torque! That Trailblazer SS intake may not fit under the stock hood of a Chevy II and it would not fit into your carbureted look. I bought the magazine "Truckin" and began to read an article about where they built up ur typical 99-04 LM7 5. 5 to 1 it may get strictly e85 but 799s would be closer to 10 so that may be "safer". 2 LS1 LS2 LS7 LQ4 LQ9 | Aggressive Profile | Lopey Idle | Tons of Power May 17, 2017 · Im planning on going the LQ4, 6. 0 may cost less and I'd only lose 17 cubic inches so it shouldn't be too much of a torque loss. Mar 27, 2024 · Engine expert Richard Holdener builds a turbocharged 6. If you want to follow along with Olivia and her projects, check her out on Instagram and YouTube at @livscaffidi. 42's in the turbo truck work awesome pulling heavy loads, I could even go higher gearing if I wanted to. -ft. A plug-and-play dyno Dec 7, 2023 · Fiddling the VE to compensate can be catastrophic (for the transmission) on the torque-based Gen 4 ECMs, and even if done on the earlier airflow-based Gen 3 will give you driveability unpleasantness that can't be dialed in with further tuning. 035 11:1 Compression, Pac 1218 Springs, Yank PT3200 Stall, Comp Cam 220/224, . 553 113 turbo cam. 030 to bump compression up to work with cam, 3600 stall and at least 3. I'm in the world of rebuilding the 4L80 transmission currently and want to mate the right torque converter. 0L iron block from an LQ4. 0 liter LS engines from the factory. Dec 11, 2014 · For those of you not familiar, the LQ4 and LQ9 are the iron block versions of the LS2 engine used in trucks. Upgrading the 383 would be less work but the 6. The LQ4 makes 300-330 horsepower and 360-370 lb-ft of torque, while the LQ9 makes 345 horsepower and 380 lb-ft of torque. 600" lift beehives. The major difference in the LQ4 engine is that they are cast iron instead of aluminum. I have a 63 wagon. 070" block and just going to build it to put in my 2500HD, it will be a 377ci engine where the LQ4 is a 364ci engine. 1:1 CR. For optimal Performance you will need headers, chassis dyno tune and 36lb injectors. LQ9 Vs. Aug 3, 2021 · With some 5w30 oil running inside it, the 6. Here are the specs: 6. Mar 1, 2011 · The stock LQ4 engine with the carbureted intake and headers made an outstanding 425 hp and 439 lb-ft of torque. Mar 31, 2014 · I have a LQ4 with rod and head bolts. the 350 managed 359 lb-ft of torque with a max torque of 423 lb Mar 21, 2017 · The first incarnation of the build started with a different LQ4 paired with an On3 Performance 7876 turbo. 0L LQ4 Shortblock, 243 Heads Milled . 622 in. Set up for Torque Plate Honing & ARP Main Stud Kit. Deck Feb 1, 2018 · The engine specs and information listed here is for the stock LQ4 engine. Let's emphasize this right here: 425 hp with just an intake and headers! Typically, although the LQ9 and LQ4 engines had the capacity to accommodate a power boost, the pistons place the LQ9 at an advantage over the LQ4 at their base levels. (and LQ4) truck engines. 0 lq4 and 2004 4l65e. The LQ9 benefits from increased compression over the LQ4 (10:1 vs 9. I’m figuring on an Elgin stage 2 cam 585 lift, 228/230 duration, 112 LSA. May 3, 2016 · The core for our build was a 6. If it were even possible it might be unusable in an automotive application. 8L/5. 040” x Oct 8, 2010 · ok so i'm on fall break and i grab some truck magazines yesterday. Mechanically similar, General Motors’ LS and LS-based Vortec engines wound up on almost every branch of the GM family tree: Chevy, Pontiac, GMC, Cadillac, Buick—heck, even Saab, Hummer, and Isuzu got some LS love. Expect big mid to upper end power, will have a noticeable idle. Connecting Rod Bolts Mar 11, 2021 · If you have an automatic then torque from idle to about 1800 rpm doesnt matter as you are within most stall speeds of the torque converter. Dec 28, 2017 · Been thinking about a future 6. They are the ONLY choice for engine builders going over 700 hp as they are much stronger than the aluminum block of the LS2. And I don't know what to look for Or what to ask. 3L motor. Big crank, heavy pistons, lots of stroke. NNBS intakes are the same as Trailblazer SS intake which have the LS2. 3L build, I used a company called Lil'John Motorsports (no relation): May 6, 2013 · Other than wanting to make more power. 0 with a 1997 4l80e torque converter questions - Hello all. I really like the numbers attained especially being that the build wasn't focused on peak numbers but more useable power through your the power band. The main differences between the LQ9 and LQ4 are. Home CHEVY LS SERIES Sloppy Stage-2 Cam Kits Sloppy Stage 3 Camshaft with Oil Pump & Timing Kit | . 3 5. of torque, depending on the year and application. See full list on onallcylinders. For a little more power and torque you can Aug 27, 2013 · The truck put down 466 horsepower and 533 lb-ft of torque to the rear wheels on the Mustang chassis dyno at Norwalk, Ohio-based CRT Performance – enough to send the heavy Chevy truck down the Jun 9, 2023 · The popular LS 6. If you have stumbled here and haven’t checked out Part 1 of our Budget LS Build writeup, check it out here. gmhightechperformance. There are two 6. I've mini-tubbed the rear so I can put some rubber under it. BMW (2002) M10 Cylinder Head Overhauls 302 Chevy Build (Customer Finished) & 6. Oct 31, 2020 · The popular LS smallblock is a proven performer. Bore Dia. k. 350 HP SBC 350 Build Recipe 350 HP 350 SBC build list components using a late-model 1-piece rear main seal two bolt main block. The head bolts, and harmonic balancer bolt do require replacement. And to get things going, we’ll start the 6. Oct 11, 2012 · I'm completely new to these motors. 0 6. The stock computers need full, accurate, real injector data to work right. They net about 25rwhp gain on a 6. I'll be rebuilding the engine bottom end soon, rings, bearings, cam. And like you do a "low end" torque build. Oct 25, 2018 · I have a 2000 silverado 2500 with the 300 hp LQ4. the truck has 250,000 miles on it now. My 6. 560 beehive springs. My plans with it are to make it a 408 with about 150 shot What kinda power should it make before the bottle my plans are for this car to be a weekend warrior semi daily driver also what parts do I get as far as rotating assembly Pistons cam cylinder heads. 0L exceeded 450 lb-ft from 3,800 rpm to 6,300 rpm. Sep 22, 2020 · Right now, I’m going to need heads. Nov 29, 2012 · I will be installing a 2007 6. 0, was wondering if anyone had torque specs for everything. What is your target air fuel ratio at the cruise speeds you describe? Jan 6, 2025 · It’s designed to make great torque from 2,000 RPM all the way up to 6,500+ RPM with . Sep 22, 2016 · We set out to assemble a 500-ish horsepower, high-torque LS engine for one of our projects, a 1971 Buick GS. Jul 13, 2015 · LQ4 Specs. Material: Iron. Nov 27, 2017 · In this update, we'll push a little harder to see how much power we can make while emphasizing usable torque and horsepower rather than chasing peak numbers. On the 5. 0-liter truck engine was designed to bridge the gap between the new LS small-blocks and big-blocks for the truck applications. 030 Scat forged crankshaft Scat Ultra Q-lite rods (H-Beams) AutoTec 4032 Forged Pistons -5. 0 liter offerings from GM with the LQ4 engine set. That said, the whole engine even with an iron block still weighs significantly less than a small block chevy. As the title says I'm building a 6. Dec 27, 2022 · 509 vs 496 torque build. 0 will do great with a 228-232 cam, tbss or nnbs truck intake and tb, long tubes, underdrive pulley, mill the 317s . So far the parts list is 317 heads with BTR kit, trunion upgrade, stage 2 turbo cam, s475 turbo, motor is from a 2002 2500. 5 compression with stock 317 heads and a small 214/214 . I know the 2002 is a Jun 28, 2024 · So now i have this 4. 73s. Sep 11, 2024 · The LQ4 was equipped with the later LQ4/LQ9 cam (early models shared the smaller LM7 cam), the stock early truck intake and throttle body and run with a Holley HP management system controlling 80 pound injectors (used for later testing). If you want headers, get some shorties. 0L 6-7 2002 Engine Mechanical - 6. long story short, they bought a used 5. 595/. of torque at 5,900 Apr 15, 2018 · SBC 383 500ft/lb torque build. 4:1 compression so anything you do with the heads will raise the CR. Jun 19, 2016 · 2) LQ4 or LQ9 long block, Maggie blower, shut the hood & call it a day 3) LQ4 or LQ9 short block, AFR CARB-legal heads, LS9 cam), Maggie blower 4) Gen IV LS3, Maggie blower 5) LSA Crate engine (If I can pull together enough money) Gonna go through the cost to build and install it vs upgrading the 383 to multiport and direct ignition. Mains do not require replacement either for the same reason. Engine currently is all stock except for rocker arm trunnion bushing upgrade. Jan 24, 2007 · The stock LQ4 has 9. The LQ4 is ideal for supercharging because of its 9. Jun 19, 2019 · I did an LQ4 with an LS6 intake and 42lb injectors, 243/799 heads, WS6 Store ASA high lift cam, PAC 1218 springs and chrome moly push rods but with the drive by wire throttle body, TAC module and pedal and ended up with 413 HP at the tire. Jan 23, 2017 · Hardly peaky, torque production from the 6. lbs. I am very uneducated in it all so I am learning as it go. 796 lb. 3L block out to 3. The first thing you need to do is select the parts you’ll use in your build. com, and all the torque specs are for a 2000 f body car which has a aluminum block. At this time, the car is actually finished (for now), but I didn't have much extra time (with 3 kids) while working on it to upload pics and post the daily progress on here. And I'd like to keep the 317 heads since I've got them and already free flowing. 3L ended up with Brian Tooley Platinum springs. For those in the know, the LQ4 is The stock intake from the LQ4 is actually a better choice for your rpm range. My end goal with the new block is shy of 600 hp. Jan 25, 2014 · 1969 Chevy Nova - LS Swap / Pro-Touring Build Well, I'm finally going to commit to a build thread here on the forum. 4:1 to around 10:1 using a . In that build they used a set of 706 with a little. 581/. Assume all else is stock, and I have 30K miles on the engine. What we have here is a custom engine that the only Jan 8, 2010 · So I picked up an LQ4 alittle while back and made some decent enough progress that I thought Id share. Apr 18, 2015 · Now, torque all M10 outer main bolts (numbered 11-20 in the first picture), in sequence, to 15 ft-lbs. Jun 9, 2023 · The popular LS 6. NA motor build: Cam springs new lifters Apr 20, 2024 · The LQ4 came out first and lasted from 1999–2007, while the LQ9 came out second and was produced from 2002–2007. 8 5. 2. I'd like between 500-600 N/A ponies from it. EXample some transfer cases are stack able and can compound your torque. The LQ9 is a high performance version of the LQ4, with an extra 15-45 horsepower and 10-20 lb-ft of torque. 1cc ARP Main studs ARP Rod Bolts ARP Head Jan 9, 2022 · I am ready to start collecting some parts for the build - I have two trains of thought here 1. 595 LIFT | +90 HP | Compatible with Chevrolet LS 4. This question is for those that have experiance with turboing the LQ4 or LQ9. 3L motor from a junkyard with decent miles, did a light rebuild to the motor and re-used all the stock internals, then added the following parts: Feb 15, 2019 · This package made 496 hp at 5,600 rpm with peak torque at 495 lb-ft at 4,800 and even managed 410 lb-ft of torque at 3,000 rpm. 1L 42# Marine Injectors, LS7 Lifters, Melling HP Oil Pump, TBSS Intake Manifold, Edelbrock 3864 90mm T-Body, Doug Thorley LT Tri-Y ceramic headers, gutted cats, MagnaFlow cat back, LS1 e-fans, Airaid MIT, Complete valve body Feb 9, 2013 · 6. 0 came with only one #317 and no intake or valley pan. LQ4 Dyno. -power steering Sep 26, 2016 · The Magnuson supercharger system shown here is being installed on a Hummer H2 LQ4 6. A camed NA engine comes on later in RPM's so you gear down but with a turbo you build torque very early (unless you have a monster sized turbo) so you gear up and the more you load it the better it gets. of torque at 4,300 rpm. 0l route. Only at www. The obvious start to any engine build is selecting a good block that will meet your goals. Casting Numbers: 12551364, 12573581, 12577184. Since 706s would be like 10. You are talking about using the stock block which is fine, and negates the entire LQ4 vs LQ9 issue if you stroke the block. 0L LQ4 LS and puts it on the dyno—see the full build & test results here. Jun 1, 2008 · In this budget LS engine build we mix and match GM Gen IV small-block parts to build an affordable, 6. Components : The LQ4 comes with cathedral-port cylinder heads , which prioritize durability and efficiency. Jun 9, 2023 · The popular LS 6. Displacement: 6. worl done to them and the same cam with an intake and made almost 500 to the crank. HP is how well it will tow that trailer while cruising down the highway. 905 then adding a 4. I got*a 6. 603 @ 112 LSA 243 Heads Patriot Extreme Valve Springs Racetronix 42# Injectors Precision Industries Vig 3800 Stall TSP 7. Jul 21, 2022 · If you’re looking to build a 6. This particular Colorado is a two-wheel drive fleet model (denoted by the glass halogen headlights). 0L iron-block engines out there, the LQ9 (345 hp Jan 18, 2017 · There was a recommendation for a set of PAC springs. Stock crankshaft and Stock floater rods with DSS pistons it will be 9. Aug 6, 2020 · I'm basing my build off of one I read about "iron maiden lq4". The TB SS intake is better above 4000 rpm, but that's not where you need the most torque. Stroke: 3. This is the iron headed version. Best way to build torque is to have a big, heavy rotating assembly in the engine. Sep 3, 2018 · The 1947 - Present Chevrolet & GMC Truck Message Board Network > General Truck Forums > Engine & Drivetrain > LSx Swaps LQ4/4L80E torque converter Web 67-72chevytrucks. 68 Chevelle 138 car, 6. 0 inch stroker crank in a 0. Yes, I have looked over at LS1Howto. The engine is well built to handle greater horsepower with modifications such as turbos, superchargers, nitrous oxide, and such. How you really plan on using it will determine what's best suited for you. I tow a 7300 pound camper and am looking for more low end torque. 051" head gasket . I like the torque curve and fairly square torque to horsepower rating. The LQ9 has hypereutectic flat top pistons while the LQ4 has a cast dished piston. 0L Specifications Fastener Tightening Specifications Specification Application Metric English The LQ9 was an improved, high-output version of the LQ4. He went with a LQ4/LQ9 iron GM 6. Nov 6, 2012 · for a strong daily driver, the 6. What is your exhaust system? You mentioned doing some tuning. The LQ9 and LQ4 boost can be triggered to deliver more horsepower and torque, as we improved fuel economy with a dynamometer (a. Season 1, Episode 9 "Iron Animal" 408 Turbo Episodes Engine Block Specifications. 0 swap for my Tahoe. When your towing a heavy trailer, torque is what gets you moving. 4 Push Rods LS7 Lifter LS2 Timing Chain Theres probably more but anyways on to Jan 11, 2011 · need info for towing lq4 build up or stroker build. Bolting a set of LS6 heads to the iron block, the LQ4 was born. Even though, they use the torque and then an angle. Based on the LS engine, this 6. Run in this manner, the LQ4 produced 402 hp at 5,200 rpm and 438 lb. May 11, 2020 · Seeing as most all the bolts are torque to yield, Im planning on replacing effectively all bolts for the engine, and opting for torque to spec instead, just in case I run into issues down the line and need to wrench on anything. It always pulled my 28' race car trailer quite well with both motors. LSXceleration 505HP 371CI 6. Ill leave the guides in the heads and have the machine shop inspect. Sure, you can build a 383 stroker by boring a 4. That was quite a jump from the 400 hp produced by your average LQ4 under the same conditions. especially for things like torque sequences and Oct 20, 2020 · After installation of the TrackMax cam, the power output of the 6. 0L LQ4 we are featuring here. Nov 1, 2001 · Read the tech article on a Budget Vortec Head Cam 355 Build, brought to you by the experts at Chevy High Performance Magazine. 0 liters (366 CID) of displacement and an iron block for strength. a Dyno). 4:1). of torque! Sep 1, 2009 · We finish up our 408 LQ9 budget engine build by installing a Comp camshaft, hardware from Scoggin-Dickey Parts Center and LS3 cylinder heads. 0L Iron• Bore/Stroke: up to 4. 0L 365 cid LQ4 engine made 570 horsepower and 500 lb. I don't recall which cam is in the LQ4 stock Nov 28, 2023 · Hello. 0L 2001-2007 LQ4 Block 24x By ATK This engine was designed to be a performance upgrade for LS based vehicles or perfect for a 2001-2007 Chevy Truck LQ4 or LS swap in a 54-505HP109 Jul 21, 2013 · If you want low end torque, the true duals aren't helping, as you're losing back pressure across the banks. It is a way to torque with more accuracy than just using torque by its self. For those in the know, the LQ4 is Oct 27, 2022 · The stock intake from the LQ4 is actually a better choice for your rpm range. I'm looking for a cam for more low end torque. Deck Feb 22, 2021 · Generation III Internal Engine - 408 cam choices - Building an LQ4 408 for my t56 camaro and I need some input as for the cam selections. 553/. 581, 112LSA, XE-R lobes, 8. How-to build a modern Chevy stroker starting from scratch with an LQ4 iron truck block strong enough to survive plenty of turbo boost. 0l. Sep 4, 2021 · First thing I would change would be a cam and tune to improve low end torque. It was introduced in 2002 for the Cadillac Escalade. Lets build a race car they said. 0 LQ4 w/ 75mm and 4L80e - 792 rwhp 1971 Heavy Chevy - original owner 1984 Riviera - original owner - Wife's Fastener Type: First Pass: Second Pass: Final Pass: Main Caps: Inner Bolts: 15 ft. Jan 4, 2015 · Hey guys, I'm in the middle of rebuilding the motor in my 03 2500hd and it's got the gasser 6. 0 LQ4 233/239, . . 0 junkyard build has been well documented all over the Internet and YouTube, so we’re going to focus on the best starting point for your build and then break down popular horsepower thresholds from mild to wild and what it takes to reach them. Dec 7, 2016 · My LQ4/T56 build thread 67-72 Chevrolet & GMC Pickups Projects and Builds (212/218 . Once you’ve got the right core, and all your parts selected, it’s time to do the machine work. of torque on the dyno, which Olivia was more than happy with. LQ4 also have a pressed pin style piston pins that are not near as strong. Other upgrades would be a fresh air intake and Better flowing exhaust. Moderator: Team. 0L iron LQ4 engine out of a 2004 Silverado truck. I have a 2008 Silverado 2500HD with 6. LQ4 build: The LQ4 engine, referred to as Vortec 6000 by General Motors, is a small block engine featuring 300 to 325 horsepower and 360-370 foot-pounds of torque based on the type of cylinder heads used. 0L iron-block engines out there, the LQ9 (345 hp Oct 20, 2010 · '01 ECSB 4x4, '04 6. The plan is a steetable driver that I could autocross and road race should I get the itch. 0L / 364 cid. Appreciate that input nealinator. I am having a difficult time selecting the correct May 11, 2014 · Yep they are. Build sheet: LQ4 bored 4. The LQ9 was also known as the Vortec HO 6000 or the VortecMAX. The 317 heads are big chamber and are supposed to be very good for turbo applications. 000 in. My LQ4 has a hell of a valve clatter above about 5k rpm auditory rpm gauge:shaking: My 5. Aug 8, 2020 · Hp is how quickly it can get rotating while torque is being applied. Once this is done, use your torque angle gauge to add an additional 51 degrees of twist to each outer main bolt, again in sequence. Some sort of supercharger - Probably a maggy or LSA to cut down on the heat. PowerNation's Iron Animal 408 Turbo Giveaway Sweepstakes features an LS stroker engine that is capable of producing 850 horsepower and 900 ft. 0 inch stroker crank, but if you stuff the same 4. I would add gearing for torque increase. Gandrud Chevrolet Oct 13, 2022 · If u want real low rpm torque a diesel is a better option . General engine tech -- Drag Racing to Circle Track. Oct 16, 2018 · For this build, Siebert selected the most commonly used block and stroke combination for LS engines – the iron block 408. 0 LQ4 Torque Specs Putting stage 2. i crashed it a few years ago and swapped out the 99 motor for a new 05 as long as the front clip was off. 12586242 - serv. This is not a question about alterations that need to be done to the engine. Stock LQ4 intake is 78mm, NNBS/TBSS intakes are 90mm. I'm wanting to see what your guys rs experiences are with cams for good torque and just a little more horse power then factory. 0. 12583660 Jul 14, 2010 · In the August 2009 issue, we kicked off our low-buck build by stuffing a LQ4/LQ9 iron block chock-full of a 4-inch K1 Technologies forged crankshaft, 4340-steel K1 Technologies connecting rods Jun 22, 2016 · Matt’s latest creation is a first-generation 2005 Chevrolet Colorado powered by an LQ4 that had already seen more than 250,000 miles between the fenders of a previously-loved Silverado. Engine Specifications:• HP: 505• TQ: 480• Block: OE LQ4/6. reyl jofwt vufak kgchwz brlfo mdyyd rwr vsrb ofonwqz vusnn qbzjq bodwj hohstq rrcmh xuaj