0000002198 00000 n All GM Performance engines include a 24 Month 50,000 mile warranty. $5 Off Your $100 Mobile App Purchase . 0000006880 00000 n 0000015981 00000 n Here at GMPartsDirect.com we offer the entire line of Small Blocks, Big Blocks, engine components and upgrades including Camaro, Corvette, LS and LSX, Silverado, Sonic or other vehicle. We anticipated that we might see this because we were still using the stock valvesprings, which included those ugly exhaust rotators. This is the main reason why we chose to run the high-zinc oil from AMSOIL, to ensure that the cam (once it was properly broken in) continues to work without undue wear. Learn more about dyno specs, installation & more. Depress the bottom plunger and mix the paint and apply some really durable catalyzed paint. AN Hose End AT609034ERL, 19417790 - 5W20 Mobil Clean 5000 Oil - 1 Quart, FRA220110-BL - Fragola Series 2000 Pro Flow Hose End,Black,Straight -10, G45166 - Green G2 Engine Paint System Set. This results in a fuel hungry engine for the power it produces which is easily 50 horses and pound feet down from what this engine could and would do with a simple change to L31 Vortec heads or an inexpensive import head like the aluminum ProComp. Plus, our conservative motor still looks like a simple small-blockno blower, nitrous, or tunnel ramjust a simple small-block that really gets with the program. Valves: .194 Intake/ 1.50 Exhaust We decided to try the COMP cam first with the stock springs and rockers but we threw away those factory adjuster nuts because they rarely hold up under multiple installations. 1317 0 obj <> endobj But at peak horsepower, the horsepower above 5,500 rpm dropped. GM Chevy 350 Long Block Engine does NOT Include: 14. It was clear we needed a better set of cylinder heads. If you look at the accompanying second graph that illustrates the power difference from the cam swap, take notice of how the COMP cam added a full 30 lb-ft of torque way down at 2,800 rpm. GM ASEP technicians can earn their degree in as little as 2 years, kick-starting a fulfilling career in the automotive industry. At the time, the engine was nearly totally stock with just headers and a Holley carb as the two major changes. PARTS INTENDED FOR COMPETITION USE ONLY. The plan for this engine has always been to build an affordable small-block that will deliver excellent street manners while still delivering good power. While that does get the job done, there's a much simpler and far cleaner way to set lash or hydraulic preload on an engine. Chevy claims this is an 8.0:1 compression engine and our calculation was pretty close at 8.1:1. Is the entire Chevrolet Performance 350/290 crate engine considered a Generation 1 small block with Gen 1 style heads etc, or is it a mix of new and old? The 350/290 Deluxe combines Chevrolet Performance's most popular crate engine with an aluminum intake manifold (the Holley 670-cfm carburetor, P/N 19170092, is recommended) and chrome dress-up kit to create one of the most stylish and value-driven engines on the market. Click for more details. 0000079798 00000 n Of course, another avenue would be to jump to a hydraulic roller cam that would give us much more lift with the same durationand make more power. PROPOSITION 65 WARNING. But this caused a minor problem. We have a moral obligation to tweak this crate engine to see if we can make it sing. CHEVROLET PERFORMANCE TRANSMISSION (PART-ONLY), Designed, engineered, and tested to stringent Chevrolet specifications, Installation Kit included for ease of installation, Packaged solution with conveniently matched engine, transmission, torque converter, and transmission controller to fit your customized needs, Simplified part-sourcing process, eliminating the need to independently source compatible components, Factory tuned and calibrated to fit your unique application, Eligible for $500, $750, or $1,000 mail-inrebate See Rebate website for details. Everything related to the interior and exterior of your vehicle can be found here. But, just because . With our small-block now making respectable horsepower, the rocker ratio was still at 1.5:1 with a max valve lift of around 0.480-inch lift. Note how much closer the cup is to the rocker arm's fulcrum, which is also the rocker stud centerline. 0000044928 00000 n At this point, the exhaust lobe is on its base circle, so you can now set the exhaust valve preload. 11. Had we tested the heads firstwithout the benefit of a better cam and waited to add the cam lastthen the cam would have appeared to be worth a tremendous amount of power. 8. the 350 290 hp engine includes a 4 quart oil pan part number 10066039 which has the "double bump out" for both dipstick designs. That's an improvement of over 30 percentor 90 lb-ft of torque and 90 hp. Camshaft lift is .450" intake / .460" exhaust. The crate engine requires the starter, induction. Instead, we substituted these ARP poly locks. These parts are designed and intended for use in vehicles operated exclusively for competition: in racing or organized competition on courses separate from public streets or highways. $8,485.47 Quick View SP350/357 Base - IN STOCK ! We estimated the. 0000079214 00000 n Chevrolet Performance - 350/290 Base Crate Engine - Information & Specs 3,633 views Jul 20, 2018 31 Dislike Share Save Chevrolet Performance 20.7K subscribers Bill Martens,. Camshaft: Hydraulic Flat Tappet The graph for Part II starts with a baseline curve, which is the best power run from Part I listed as TQ5/HP5 with a peak torque of 370 lb-ft at 4,000 rpm and a best horsepower of 334 at 5,500 rpm. 8. This is the area where most street engines spend a majority of their time, so among all the improvements we've made this is where it all comes together. If you are setting clearance on a mechanical camshaft, the procedure is exactly the same except you will measure the lash between the rocker arm and the valve stem with a feeler gauge. Removing the plugs isn't completely necessary, but it makes it easier to turn the engine over by hand. But you will see why we like this intake in later tests when we really start moving some air through this engine. This pulled the pushrod closer to the fulcrum and near peak lift this change bottomed the pushrod into the pushrod guideplate. Looking at the dyno curve, notice how the torque below 3,700 jumped by nearly 30 lb-ft of torque. We got a pile of small parts from Summit, including a balancer and bolt, a fuel pump block-off plate, an oil filer adapter, dipstick, Autolite spark plugs, oil and filter, and new Fel-Pro valve cover gaskets to complete the engine and get it ready to fire. This relocates the pushrod more outboard, which is why the pushrod would bind against the cylinder head. 4. 0000119329 00000 n 350 HO Turn-Key Crate Engines | Chevy Performance Parts, Emissions Standards Compliance | Chevrolet Performance, Block (P/N 10105123): Cast-iron with four-bolt main caps, Connecting Rods (P/N 10108688): Powdered-metal steel, Camshaft Type (P/N 24502476): Hydraulic flat tappet, Camshaft Lift (in. We pulled the valve covers and realized that the increased rocker ratio places the pushrod cup closer to the rocker arm fulcrum. We did not degree the cam, but it will be within a degree or so of its intended position. Test 3: This test added the Edelbrock Performer RPM intake manifold. Except for that change, the procedure is the same. Be it by folks in their garages or prominent shops, The BLOCK shares interesting builds from all over the nation with the masses from a passionate and knowledgeable point-of-view. If nothing else, we were trimming a solid 40 pounds off the weight of the engine. Making 400 hp might have been a challenge, but solid 390-plus horsepower would certainly be achievable. We thought the peak horsepower would be closer to 6,000 rpm, but as it is the spread between peak torque at 4,300 and peak horsepower at 5,700 is a decent 1,400 rpm. At 5,800, the taller rocker ratio change made less power than the 1.5:1 rockers. Right away we kicked the iron manifolds to the curb and went with Westech's dyno headers and the power jumped 30 hp and 37 lb-ft of torque. If you're not sure which valve is the exhaust, just line up the valve with the exhaust port. -ft. of torque at 3750 rpm. Base Long Block Crate Engines 19432780 Crate Engine, 350 Base Long Block Crate Engine, 4 Bolt Main, External Balance, Cast Iron Block and Vortec Heads . The headers are an essential piece of the performance puzzle. We started testing with stock iron manifolds and the ZZ4 intake. the oil dipstick for the 350 290 hp engine . Moreover, these heads are not only large chambered (76 cc with them the real SCR is more like 7.9 than the advertised 8.5) but they are also the slow burn SMOG heads used from the early 1970's to mid 1980's. This is what Chevrolet Performance calls the 350/290, which stands for 350 ci and 290 hp. We bent the covers getting them off and carefully hammered them back into shape. 0000004498 00000 n Lobe Separation: 112 Degree More information on Chevrolet vehicles can be found at www.chevrolet.com.---- The L31 Vortec crate is a much better deal from GM because the Vortec heads are so much better than the older iron heads on the 290HP engine, and the L31 already has a roller cam. Its got four-bolt main caps and its filled with a tough rotating assembly, featuring aluminum pistons delivering an 8.0:1 compression ratio. $5,946.28 Quick View SP350/357 Deluxe Crate Engine - 1 IN STOCK !! Always wear the correct mask like this DeVilbiss from Eastwood since this 2K paint is an epoxy that you don't want to breathe. This is the new COMP 26981-16 beehive spring that drops right into the stock spring seat. Cam Duration @ .050: 222deg. That's a 1.4:1 increase in the static compression ratio. 5. GM even sells a 290hp variant of the engine for just under $2,400. But we knew the Edelbrock would be worth more once we added a cam. Got a tired, old Chevy that needs a lift? Crate Engines Instruction Sheet (35519421178), Engine comes with a 24 Month 50,000 mile warranty, Includes provisions for both RH and LH oil dipstick, Puts out 290 hp 5100 rpm and 326 lb.-ft. of torque at 3750 rpm, Contain a 2-piece rear main seal and has a 1.5:1 rocker arm ratio, It is loaded with a four-bolt main bearing block, aluminum pistons, and a hydraulic camshaft, Block: Cast-iron with four-bolt main caps, Camshaft Lift (in. We used AMSOIL's new Break-In Oil that contains ZDDP additive to ensure that the flat-tappet lobes on the cam and lifters have what they need to make happy. Replace the spark plugs and valve covers and you're ready to run. 0000000016 00000 n To bump the compression, we used a set of Fel-Pro steel shim head gaskets (PN 1094) that are only 0.015-inch thick, compared to composition gaskets that are 0.039 thick. Chevy Small Block Crate & Long Block Engines, Chevy Small Block Trans & Engine Packages, License Plate and License Plate Accessories, Computer Chip/Programmer/Performance Module, Crate Engines, Bare Blocks and Long Blocks, Exhaust/Exhaust Components/Heat Protection, LTx Performance (Gen V) Performance Parts. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. For the money, you can buy a 4bolt main vortec 350 for approx $2200 with free delivery. If you recall, the intake was the second component that we changed. The only giveaways would be the dipstick on the wrong side and the lack of a mechanical fuelpump. base long block crate engines are their most popular choicebecause no one else can deliver as much performance for this kind of value. 0000012536 00000 n Later we read the Edelbrock instruction sheet that comes with the heads and Edelbrock expressly mentions this as a possibility that should be checked when the heads are installed. Plus, later we added a second new COMP cam so the heavy additive package was necessary to make sure we had the lube we needed. High-flow aluminum heads are the keys to the ZZ4's robust 355 hp and 405 lb.-ft. of torque. With those kinds of numbers, it's the perfect replacement engine for the millions of GM vehicles that shipped with a small-block. Its durable rotating assembly has aluminum pistons delivering a 9.0:1 compression ratio. Terms of Use | Privacy and Security | Site Accessibility The beauty of this procedure is that it will work on any four-stroke internal combustion engine. All you have to remember is Exhaust Opening and Intake Closing or EO-IC intake preload. Shorter poly locks don't allow enough depth for the lock setscrew. If you choose to go this route, disable the ignition so the engine won't start. ): 222 intake / 222 exhaust, Valve Size (in. We bolted the heads on using a set of ARP head bolts and a three-sequence torque pattern starting at 40 lb-ft, increasing it to 50 then 65 lb-ft. We also used ARP's Ultra-Torque lubricant on the head bolt washer on both sides. We like to begin with front cylinder on the driver side and work our way down that side of the engine. But long duration cams also move the torque peak to higher engine speeds that this engine package isn't really designed to accommodate. 1. My hydraulic roller along with an aluminum intake and 4 barrel carb add's 100HP to the crate engine. The 350/290 is an answer to those car crafters who demand maximum return on their money. And sing it does. PARTS INTENDED FOR COMPETITION USE ONLY. The end result is a mixture of low compression, poor burning heads with a long duration cam with very long ramps that get the intake valve seated rather late in the compression cycle. This is important since most transmissions experience roughly a 30 percent drop in rpm, which would bring a 6,200-rpm shift down to 4,340. More Info MSRP $12,928.45 $10,956.86 Add to Cart Chevy Big-Block V-8 427 CID 7.0L Engine Part Number: 19331572 Other Names: ENGINE Replaces: 19166393 This is nowhere near an optimal piston design. Camshaft: The 350/290 HP engine uses an aggressive flat tappet camshaft to achieve the level of performance for its intended usage. There are zero pan baffles and no windage tray so 1 g turns are not recommended. Camshaft duration at 050 is 222 degrees intake and exhaust. Compression Ratio: 8.0:1 WikipediaReplacement Engine Assemblies for Cars & Trucks - CARiD.comGM Performance Engines | ZZ4 350 Base | Chevy Crate Engine Chevy 292 Crate Engine For Sale | Crate Engine Supplies383 Chevy: Beyond . There were no overt noises, but dyno operator Steve Brule suspected something in our swap wasn't quite right. This may sound a bit complicated but once you've run through this a couple of times it will become like second nature. Chevrolet Performance lists the original 290hp 350 crate engine as having an 8:1 compression ratio using dished, four-eyebrow pistons and 76cc combustion chambers. At that rpm the rocker swap made a decent 381 hp. (Editor's note: Read the instructions!). Warranty valid when all required components are installed on the same vehicle and purchased on one invoice. So this synergistic effect is something to think about whenever you read engine testing stories. This new spring requires matching retainers that are needed for the beehive configuration. If you look at the torque curve on the first graph, you'll see that the headers added power everywhere. That's when the car will run the best in a quarter-mile contest. This first bash was encouraging so we next swapped the intake for an Edelbrock Performer RPM. We are doing everything within our control to ship orders as soon as possible. Click Here to view or download warranty form. Engine: 5.7L V-8 Horsepower: 385HP Torque 405FT-LBS Purchase: $5,623+ Honda Civic Type R Crate Motor Chevrolet Performance lists the original 290hp 350 crate engine as having an 8:1 compression ratio using dished, four-eyebrow pistons and 76cc combustion chambers. https://www.summitracing.com/parts/NAL-93438648/, Chevrolet Performance Parts - 93438648 - F-HEAD, http://www.crateenginedepot.com/pdfs/350-290_HP_Engine_Base.pdf, https://www.summitracing.com/parts/nal-12530283/overview/, Tech: GM 1st Gen Heads vs. Vortec Heads Reader Guide - Chevy Hardcore, 350/290 HP Small Block Crate Engine | Chevrolet Performance. Here's our finished engine still with stock heads, a mild cam and headers and it makes 334 hp and 370 lb-ft of torque. Buy Factory Direct & Save Built & Warrantied In Canada If You're Looking for a Chevy 350 small block crate engine built in Canada using ONLY high-quality, North American parts (not inferior, off shore knock off crap) read on. Tahoe. Some think that the engine has to be running to perform this task, which ends up spraying oil all over the engine compartment. Then they're topped with cast iron cylinder heads designed to be extremely durable, while still providing good airflow through the engine. Up until now this had been an external bolt-on affair. This package includes all the same parts and features as our other Pace Pac 290HP packages but we've changed out the intake with a retro looking Edelbrock Performer EPS that we have also drilled and baffled for a rear . By the time we get to 5,300, the improvements are down to barely 10 hp. Got a tired, old Chevy that needs a lift? While some guys might opt for a monster set of intake ports to really flow some killer air, we wanted something that fit a more conservative and street-friendly agenda. We wanted to try a set of 1.6:1 roller rockers to help valve lift. Crankshaft: Nodular Iron If so, this is the crate engine for you. The only change for the second test (TQ6/HP6) was to the Edelbrock Performer RPM heads and a thinner Fel-Pro head gasket. The 350/290 HP base engine assembly does not include an oil filter adapter or oil filter element. But enough conjecture, we'll find the proof on the dyno so we trundled this small-block out to the Westech Performance Group where Steve Brule and his crew bolted our Great Crate up on the pump in short order had it fired and running. 0000043934 00000 n So as you will see, because we saved the heads for lastthey will appear to be worth an amazing amount of power. The 350/290 is an answer to those car crafters who demand maximum return on their money. Its a decent engine, but I would not buy one again. 0000002566 00000 n Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Notes: Contact Dealer For Vehicle Application. Power: 308 HP @5100 RPM, 347 ft. lbs. Find many great new & used options and get the best deals for Chevrolet Performance 350 / 290HP Crate Engine 19421178 at the best online prices at eBay! Go with the affordable performance of the classic V8 perfectly dressed Chevrolet Performance 350/290 hp deluxe engine assemblies. Find zero lash, set the preload, and you're ready to move onto the next cylinder. As you continue to look at the curve for Test 4 (see page 52) you'll also notice that the gains generated at lower engine speeds begin to diminish as the rpm increases. Plus, we wanted a street-friendly idle quality. This way, you don't get lost trying to remember the firing order. Our 350 HO is assembled with all-new parts and high-flow heads, giving you more power than just about any production-spec Small-Block ever installed at the factory. There are several ways to improve this situation. When you feel the pushrod tighten up, you have achieved zero lash. 0000005119 00000 n Chevrolet Performance 350 C.I.D. Pistons: Cast Aluminum Drop some performance into your Street Rod, Muscle Car or Truck with these genuine GM Performance engines! Block: Cast Iron, 2 piece rear seal, 4-bolt main caps If you got a friend at the gm dealer they can get the best price on them. Engines installed in vehicles registered and normally operated outside of the United States carry no warranty. Pace Performance (a GM dealer) used to sell the 260 and 290hp 350 crate heads as "take-offs" Meaning they used the brand new shortblock and put a better head on it. The first thing we did besides paint the engine orange is stick it on the dyno and add headers, an Edelbrock Performer RPM intake, and a COMP Cams flat-tappet hydraulic cam that combined to deliver 44 hp for a 334hp peak. 0000080588 00000 n That's something we can't evaluate on the dynobut it's still worthwhile in terms of acceleration. 0000122998 00000 n Today's Muscle Engines for Yesterday's Cars. Stamped steel Chrome valve covers An affordable icon The 350/290 Base is an economy-minded alternative to rebuilding Gen 0-type 265-400-cubic-inch Small-Block engines. These rockers come with pinch nuts, which tend to gall the rocker studs, so we used a set of ARP poly locks that are deeper to accommodate these rockers. Then, here is a picture of a 1970 small block - its hard to see, but it has small coolant passages between 1&2 and 3&4 - but no hole between 2&3 - and the vortec heads have a large hole there; reading sounds like a lot of guys just dont know this and are running the heads with a coolant hole blocked essentially. $7,198.36 Quick View 350 HO Turn-Key 330HP- 2 IN STOCK ! This is important, as we later discovered. The 350/290 is the most popular Chevrolet Performance Parts crate engine because no one can deliver such performance for this kind of value. 350 HO The Chevy 350 HO (333 hp) engine provides significant power and torque in a compact and affordable package. Check out the video embedded below to. The maximum recommended engine rev limit is set at 5,100 rpm. Everything from mechanical components to bolt on EFI conversions! 4. I finally switched to a lower performance cam (similar to the one on the 260hp engine) that was much better matched to this engine. Then we added the Edelbrock Performer RPM intake and the power jumped only slightly. 0000006233 00000 n But we'll dangle the hook for those numbers and save them for the next story, so stay tuned. But, just because its affordable, dont think that its a stone. GM Performance Parts believes that everyone should be able to afford a high quality GM V-8 without going broke. Cam Lift: .450 Intake / .460 exhaust It's our bad for not reading the instructions! Mind you, this is not a race engine. Talk to the experts. ): 212 intake / 222 exhaust, Cylinder Heads (P/N 12558060): Vortec iron; 64-cc chambers, Valve Size (in. -ft. of torque at 3900 rpm. The 350/290 delivers 308 hp @ 5100 rpm and a solid 347 lb.-ft. of torque at 3900 rpm. Instagram @bruisedbanana79 C ck80 Comic Book Super Hero Feb 18, 2014 Connect with us via email and social media today. View All Reviews, Instruction Sheets for Part Number NAL-19355658, Some parts are not legal for use in California or other states with similar laws / regulations. 0000009313 00000 n If you're considering rebuilding I've seen a few sets of camel humps on craigslist between $75 & $200. Chevrolet Performance 350 base long block engine assemblies start with a 4-bolt main bearing block, aluminum pistons, and a hydraulic camshaft. The engine employs the classic two-piece rear main seal iron block with iron heads, 8:1 compression ratio, a mild flat-tappet hydraulic camshaft, cast aluminum pistons, and a cast crank. This is as good a place as any to point out something that is rarely mentioned in the midst of multiple-component dyno testing. So we then yanked the valve covers and removed the stock springs in favor of a set of COMP Cams beehive springs and new retainers. 4.5 out of 5 stars So we installed a set of COMP's 1.6:1 roller-tipped Magnum rockers and pulled the dyno handle. 0000044817 00000 n 0000118696 00000 n With the engine on the dyno and the stock cam properly broken in, we had problems with our previously owned 650-cfm Holley so we decided to use a larger 750-cfm Holley because that's all we had. But for the street set, simple crate engines have become the quickest and easiest path to movin' down the highway. $250 rebate on the purchase of a Chevrolet Performance Transmission within 180 days of the purchase of any Chevrolet Performance Crate Engine . The Fora platform includes forum software by XenForo. hb```b``a`c` B@163`K/ :lcm`!AA This is a custom order part. 0000011696 00000 n This is a critical factor with engines because even though the parts we chose came from different manufacturers, it was their combined effort that we were looking to create. That package without mufflers (all testing would be with open exhaust) made exactly what Chevy claimed at 290 hp. 0000014361 00000 n The GM Performance 350/290 is an answer to those car crafters who demand maximum return on their money. For a better experience, please enable JavaScript in your browser before proceeding. 15. Shop all Chevrolet Performance Crate Engines, 350, Long Block Crate Engine Type, 326 ft./lbs. ): 1.94 intake / 1.50 exhaust. This engine cannot be used in vehicles with a GVW over 6,000 lbs. 3. Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions. Camaro. Specifications: Allow 6 to 8 weeks for delivery of debit card. Cam fans may have already noticed that we didn't really make that much of a changethe 290hp crate engine's intake duration is only 2 degrees less222 degrees at 0.050 versus 224 degrees for the XE cam. Copyright 2023 Pace Performance. Visit TheBLOCK.com for a behind-the-scenes look at the world of Chevrolet Performance from an enthusiast's point of view. Car is mostly used on the street 95% of the time with the once a year trip to the drag strip just for fun. Now that you've set the intake preload, turn the engine over until the intake rocker runs past full lift and is about halfway on its closing side (Intake Closing, IC). Summit Racing will BEAT any competitor's advertised price! It's important to remember that we started with 290 hp and 311 lb-ft of torque and now this same small-block is making 381 hp and 403 lb-ft of torque. One of the reasons many buy a crate motor is the ease and supposed reliability/warranty.