454 Vortec Torque Specs

), full performance and economy data, or to compare up to 5 cars side-by-side - click one of the the buttons below:. The basic specs of the 318 that started life in 1968 were torque, lbs. i need to know the torque specs for the upper and lower intake bolts and any other information that would be helpful. Is that a turd or what? I would have thought it would have at leat 350hp. Anyway it's has the 6. Also, since i will now have the 90mm edelbrock throttle body, im going to stick with the stock Vortec EFI intake and do alittle porting and port matching and i think it will do just fine and also be better for low to mid rpm torque which my heavy ass Tahoe will really need!! Thoughts, opinions??. The BoxWrench Engine Specs Database is a community resource for mechanics of all skill levels to access a reference library of Firing Orders, Distributor Rotation Directions and Block-Cylinder Numbering as well as Torque Specs, Timing Settings and Cylinder Head Tightening Sequences among other engine specs. Big Block Chevy V8 - BBC - Engine Specifications 396-454 CID - BBC Firing Order Torque Specs Always torque bolts in three equal Submit a request Sign in. Search Car Torque Specifications by Engine or Model. I have to disagree, the 454 should have plenty of power off the line, should easily outrun a 350 truck from the start. 4 Vortec Rough Idle. This page has been set up to bring you the most accurate and up to date information on GM engines that is available to us. Chevrolet Vortec Engines Chevy Engines. Visit Don Johnson Motors in Rice Lake WI serving Rice Lake, Hayward and Cumberland #1GNSKJE72CR245064. If they were cheap enough, sure. View and Download Painless Performance VORTEC 60211 installation instructions manual online. GM / Chevy LM7 Vortec 5300 V8 engine specifications: power and torque, compression ratio, bore and stroke, oil type and capacity, service data, etc. The 454 even out pulls the 2011 ram cummins and the 2011. 2L V8 engines you should follow a new connecting rod bolt torque specification. Metric torque converter bolts are also required to bolt the converter to the flexplate, GM (PN 1261968). You can find a list of RPO's here. 9 is far from today's standards, it was a. Motor Trend reviews the 2003 Chevrolet Silverado where consumers can find detailed information on specs, fuel economy, transmission and safety. com: chevy 454 big block parts. Remanufactured Vortec 5. 3L V-6 gasoline engine features overall size and weight advantages with superior power-to-weight ratios and proven durability. This BRAND NEW 7. With the current availability and popularity of aluminum heads for both Big and Small Blocks, the question of which to use (iron or aluminum?) is more pertinent now than in the recent past. Customers willing to step up to the 2500 enjoyed not only greater payload and towing capacities, but also enjoyed Avalanche-exclusive access to the big-block Vortec 8100. I have always read that if you do use anti-seize and use a torque wrench to get the correct torque, that the anti-seize will affect the torque readings. Direct shipping means you get it fast and our experienced new engine center employees know most of the accessories that you may need to finish your repower or new engine installation with minimal problems. This long lasting engine has been found in both cars and trucks. 1999 Chevrolet C3500 Pricing and Specs. 7L/V8 Base Marine Engine 5. ATK HP50 Chevy 454 Marine Base Engine 415HP, Call 866-721-2315 to Speak with an ATK Crate Engine Specialist www. This engine is available on C/K2500 models. Marine Engine Blocks (no core charge) 3. Can you tell me the torque spec and sequence for torquing the head bolt on the truck listed above it has the 5. The Vortec 8100 is the engine used in the largest U-haul, their 26-foot truck. It was designed as a diesel alternative in the GM pickup truck line-up. As an example we'll use the TH400 or 4L80E trans chart with a Vortec 7. Big-block head bolt torque pattern. The crank-shaft was ruined to the point of not being economically re-pairable, resulting in the purchase of a new crank. However, this is one company who offers some very interesting Vortec 8100 parts. I don't have the specs on the cam but it's over. You need to basically torque them down in sequence to the first step, then go back through and torque them down to the next step. ), full performance and economy data, or to compare up to 5 cars side-by-side - click one of the the buttons below:. 1L engine swaps for hot rods, street rods and muscle cars. We take the Vortec big-block from this 1996 Chevy truck dually to Superior Automotive to have the heads flowed and ported and more, only on sporttruck. I included three aftermarket products and one OEM item to show you that you don't always need to pimp up to the most expensive or elaborate kit to get great performance and increases in power. Lead Foot engines include Free Shipping as well as a full 2 year unlimited mileage warranty! These complete engine packages are engineered with all the features you need for a reliable Chevrolet 454 from a researched and developed combination of components. 3 TKS - 262 cid. 1 is a big block and was not as refined as the V-10. better yet have it tuned (Brian Bosch I believe is the man to talk to about. It says that a 1990 454 TBI has 230 hp 385 torque. The bolts going into the 700R4 are M10x1. It had slightly reduced power compared to the L29 454 and used a different PCM. What are the torque specs on a 454 vortec engine? Answer. 312” stroke. 4L (454ci) applications with no modifications. So at some point, we have to pull our noses out of theory books and get our hands dirty building an engine or two. 5 3 vortec engine diagram circuit diagram maker 5 3 vortec engine diagram as well as 2000 chevy 5 3 engine intake diagram further gm 3100 v6 engine diagram in addition were is the vacuum line for 5 3 liter vortec engine diagram imageresizertool 5 3 liter vortec engine diagram also oxygen sensor for chevy truck further chevrolet cavalier 2 0 2000 specs and images in. Found a complete, running, 1998 454 vortec (L29?) out a chevy 3500 with computer and harness for $750. torque specs on a 1997 7. 3L IDI Diesel Engine: (peak torque @ 1,400 RPM from a V-8 diesel). 4 liter chevy engine mpg 5. VORTEC 60211 Automobile Parts pdf manual download. Bore x Stroke. The Vortec 8100 is the engine used in the largest U-haul, their 26-foot truck. Straight Port Cylinder Heads 6. 0L Vortec L96 V-8 Specs and Information. 3 engine has a torque rating between 441 N·m (45. I don't have much specific swap details on this page, but wiring info is similar on this engine as the 4. Live help available 7:00 am – 4:pm CST. You may have to register before you can post: click the register link above to proceed. Use torque wrench to install fastener to the torque value from the chart below. com View Cart | My Account. 5:1 compression, 5. FAST Shipping & Handling*. Power output ranges from 225 hp to 340 hp and torque from 350 lb·ft to 455 lb·ft. Intake Manifold Gasket for GM Chevrolet 7. 7L engines years 1996 - current. 3 kg·m, 335 ft·lb) at 4,000 rpm. Long Block Crate Engines 12339193 and get Free Shipping on Orders Over $99 at Summit Racing! Chevrolet Performance 7. 454 project tow beast; budget vortec; blue whale vortec tbi; customers projects. 5 3 vortec engine diagram circuit diagram maker 5 3 vortec engine diagram as well as 2000 chevy 5 3 engine intake diagram further gm 3100 v6 engine diagram in addition were is the vacuum line for 5 3 liter vortec engine diagram imageresizertool 5 3 liter vortec engine diagram also oxygen sensor for chevy truck further chevrolet cavalier 2 0 2000 specs and images in. 3L Vortec has minimum 9 variations, but in general, they are either Generation III or Generation IV V8 small block motors. Are they dogs that can't be fixed, or I am just not finding the right. Dollar for Dollar, it is highly unlikely that the $2400 for a full blown Banks Power Package would yield the same cost/benefit as say the addition of the UltraPower GM / Workhorse 7. Learn more about the LM7, LH8, LH9, and LC9 plus many others in your truck or SUV. 50% torque (OK, let's just say 35 Ft/Lbs) then final round at specs. When I was asked to write a review or guide for best camshafts for a 454 engine, I yelled with joy. The Vortec 454 engine had 7,439 cubic centimeters, or 454 cubic inches, of displacement, giving it the 454 or 7400 name. 3L Vortec, the LM7, produced 270 horsepower and 315 lb-ft of torque. I am considering some performance upgrades to my 2000 Winnebago Brave with the 7. I have a set of new flat top pistons(old style) I want to put them in my engine but my buddy says that the VORTEC will have too much compression with the vortec heads to run it on the street. By [email protected] In 1971 these specs changed to become 155 hp with 235 @ 4,400 torque, with an 8. The Vortec 454 engine had 7,439 cubic centimeters, or 454 cubic inches, of displacement, giving it the 454 or 7400 name. What is the sequence and torque for each cap?I know the order for the caps. Big-block, street-sweeping power just like the ‘60s GM musclecars that you grew up with or have worshipped for years. you are looking at roughley 450 hp at 5800 rpm and 510 to 515 ft. 00-inch stroke to 4. Is that a turd or what? I would have thought it would have at leat 350hp. The Chevy 454 SS pickup truck was produced between 1990 and 1993. Press Release Workhorse Partners with USOG to Launch Pilot Programs for Drone Delivery of Medical Supplies. GM Engine Information (Looking for Transmission info?Click here). of torque the head bolts should be tightened to and also the tightening order of the head bolts when I re-assemble?. Over 6,000 Automotive Torque Specs. 7L engines years 1996 - current. the 454 is a torque motor, high low end and a bit lower rpm range. Torque figures are similar but the Vortec makes about 50 more hp. It is a large engine, adequate for water-sports towing, and is generally used in larger runabouts and cruisers. GM/CHEVROLET HORSEPOWER AND TORQUE CURVES If you study the performance curves below you will see two major benefits of GearSplitting. 7 383 kit consisting of: Scat 9000 Series Crankshaft, Scat 5. 6mm or about 1/16 inch longer than most replacement fuel injectors for the GM 7. The original LS5 engine was introduced with 390 hp and 500 lb-ft of torque, while the LS6 was rated at 450 hp. Chevrolet Vortec Engines Chevy Engines Certain specifications, prices and equipment data have been provided under license from Chrome Data Solutions ("Chrome Data. By the time 1972 was reached, change of power calculations along with reduced power for emissions control resulted in a drop to max power rating of 270 horsepower with a peak torque of 468 lb-ft. Chevrolet Small Block Vortec SS hex Intake Manifold Bolt Kit. 4L (454 ci) Vortec SILVER package is great for those that need a little more than just a base engine or long block, but still don't quite need a complete engine package. This caused MAJOR leak of Anti-Freeze into the "Valley of lifters" and consequently into my oil. The Chevy 454 SS pickup truck was produced between 1990 and 1993. Hello, Here are diagrams showing you how the cylinder head is done with the torque specs BELOW. This is the Head Bolt Torque Sequence (Pattern) for the Mark IV Big Blocks, Rat. The information listed here is for a stock engine. Almost everything has an RPO code. All specifications, performance and fuel economy data of Chevrolet Suburban C2500 7. More power and mpg for a Gen VI 454? the L29 454 cam specs. Use torque wrench to install fastener to the torque value from the chart below. Torque specs for LS1 motors. 7L Vortec engine equipped with the ‘Spider’ but, you can prevent a repeat of the problem by doing two very important things: 1. Vans in 2000 got only BB PCM's, 2001, they got BB or 0411. GM 454 Vortec vs. 2L (I4) all the way up to 8. 8 chevy engine 5. RPM,s near the max. The GM 454 (7. 22lbs, 44lbs and then 66lbs. I have a late 90's 454 EFI on the stand that I believe has the peanut port (very small) heads and it's a Mark V block. chevy gm vortec 7. Live help available 7:00 am – 4:pm CST. So far my plan was a Aem cold intake , chip it , new fuel pump, new alternator and possibly exhaust system. The most important operation of regasketing your engine is thorough cleaning of the cylinder head, block, bolts, and bolt holes. 7L-350ci-V8 Engine Torque Specs. Folks, I need to pull the heads off my 1976 CC 454's. The output ranges from 290 hp (294 PS or 216 kW) at 5200 rpm 300 hp (304 PS or 224 kW) at 5200 rpm. There were a few different trucks and full-size SUVs that came equipped this engine during the years it was on the market. I have, in the past, set the valves on a 4. FAST Shipping & Handling*. Call it what you will, the 8100 was the result of GM bumping the Vortec 7400/454's 4. 7L) Application Ft. GMC C Series Topkick 2009 Data, 8. Is that a turd or what? I would have thought it would have at leat 350hp. GM / Chevy LM7 Vortec 5300 (5. That being said, if you drive it right it should do the job for you. 1L was introduced in 2001 and used in various heavy duty applications, including Chevrolet Silverado and GMC Sierra 2500/3500HD pickups, through the 2006 model year. By the time 1972 was reached, change of power calculations along with reduced power for emissions control resulted in a drop to max power rating of 270 horsepower with a peak torque of 468 lb-ft. When it comes to the 5. it should however have a 4bbl manifold but use a TBI adapter for the TBI. This rule obviously works well for the Vortec (262 cubic inches, and 268 ft pounds of torque), and it worked well for the small block LT Chevy's for years in the Corvette, but gets less accurate if you start using really good exhaust systems an running at high rpm and are getting significant cylinder charging effects from an advanced intakes. We have available for shipment most Indmar Marine engine parts and manifolds for engines that are used by many leading ski boat manufacturers such as Mastercraft, Malibu, and Moomba. Text below on the 7. I also can't seem to find any web sites where the vortec's are discussed. The engine has a bore and stroke of 4. See 10 Consumer Reviews, 9 Photos and Full Expert Review of the 2000 Chevrolet Express Van. 3 (with the engine running) but the rocker 'studs' on this 454 aren't the same style as the 4. Because of this, it has become a very popular swap. at only 2800 rpm compared to the 4000 rpm on the 454 is only 290 hp and peak torque of 410 ft/lb. without question we buy more and sell more distributors then any other ebayer! 1000's coming in and going out monthly you win with kmj performance !!!!. 3L LS Engine 2018-01-30. Since the cam you are running will have a drastic effect on how your engine behaves, you have to take it into account as well. worth the swap in my opinion. That being said, if you drive it right it should do the job for you. i need to know the torque specs for the upper and lower intake bolts and any other information that would be helpful. 7L Vortec cylinder head is the best flowing production head Chevy has made for the Gen I SBC engine to date. It is a stroked (by 9 mm) version of the Vortec 4800 and replaced the 5700 L31. Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. This is a direct replacement for Volvo, OMC, Mercruiser, Crusader, and GM 5. More power and mpg for a Gen VI 454? the L29 454 cam specs. The 454 died in 2000 to 2001, but the vans dropped it after 2000. The new specification calls for the second pass value to be increased from 75 to 85 degrees, following this procedure:. 3 vortec intake manifold torque specs - Google Search. 2 to 1, it came with 3. 8L (231) Buick, Chevrolet, Oldsmobile, Pontiac 219 lbs 594-002 1996-69 5. Engine Torque Specs. 1999-2003 GM Trucks 4. 3 vortec intake manifold torque specs - Google Search. What are the torque specs on a 454 vortec engine? Answer. 7 I-Beam Conrods, Hypereutectic Pistons & Piston rings. The one ton truck 454's have the peanut heads which make high torque but not a lot more horsepower than the standard truck 350. “b” engine - use with single bolt gear mc1787 hyd 2 204 214 278 288. I got it for a good price. The new specification calls for the second pass value to be increased from 75 to 85 degrees, following this procedure:. The side bolts/screws have a large range of torque specs depending on what rings you have. Chassis / Suspension: 2002 Chevy Silverado: Front: independent with computer selected torsion bars for 1500 4x4 and all 2500 models, computer-selected coil springs for 1500 2WD models, gas-pressurized shock absorbers, maintenance-free wheel bearings, 32-mm stabilizer bar for 2WD models, 30-mm stabilizer bar for 4x4 models. 75 inch bolt spacing. It is mated to either a 5-speed manual transmission built by Aisin, or a GM 4-speed Hydra-matic automatic transmission. " explained Miller. So far my plan was a Aem cold intake , chip it , new fuel pump, new alternator and possibly exhaust system. Special thanks to crackeregg for making these documents available in a digital format (saved me a lot of typing!). Find the engine specs, MPG, transmission, wheels, weight, performance and more for the 2000 GMC Sierra 3500 Crew Cab Wideside Crew Cab. Our new engine sales department will make sure your order is exact and that you get the engine(s) that is right for you. Again, I am throwing out there what I have read. Read the latest Workhorse news. D Chevy Big Block turnkey engine that has been remanufactured by GM. Discover ideas about Leak Repair Chevy Engine Firing Orders 454 and. Our Chevy 454 Long Block Engine is on sale. You might want to take I-80 across Nebraska and Wyoming. It was an eight-cylinder engine with a multi-port fuel injector, and each cylinder had two valves that were operated by hydraulic roller cams. RECTANGULAR PORT - Valve size 2. The 700R4 uses a lockup converter. Intake Torque specs on 98 350 Vortec The 98 Vortec 350 CID engine has an aluminum intake and a plastic plenum mounted to it. Special thanks to crackeregg for making these documents available in a digital format (saved me a lot of typing!). 1L because it has greater torque (torque is what. com, the official website of Sport Truck. It is a large engine, adequate for water-sports towing, and is generally used in larger runabouts and cruisers. V8 four wheel drive automatic 225,000 miles. power Band, or 5200 - 5400 RPM's for the crate engine. The only weak link is the peanut port factory heads and the sprinkler style fuel injection. 80-inch stroke [crank] and Vortec cylinder heads, the HT 383 makes awesome torque down low where you need it for towing or four wheeling. And that makes them great for towing. 1-liter V8 cranked out 340 hp and 455 lb. There is also a torque sequence, for heads and intake manifolds. Vans in 2000 got only BB PCM's, 2001, they got BB or 0411. 7 liter chevy engine,1997 chevy vortec 305 engine,1997 chevy. Cast Iron with 4-bolt Main Caps. Remanufactured Engines Chevy Big Block. 1) Cleaning. Find CHEVROLET 7. Wiring is the same. I think I am going to swap on a good set of aftermarket heads and change out to an Edelbrock Pro Flo EFI. He sold it and bought a new 01 reg cab 8100 and he was dissapointed to say the least. Both trucks were automatics and had 4. See Dyno Chart. NOTE 1: The torque values represented here are intended to be for general information only, not for specific installations. GM/CHEVROLET HORSEPOWER AND TORQUE CURVES If you study the performance curves below you will see two major benefits of GearSplitting. Found a complete, running, 1998 454 vortec (L29?) out a chevy 3500 with computer and harness for $750. You can also find other images like 1997 chevy 454 specs,1997 chevy silverado 5. I have, in the past, set the valves on a 4. Torque specs: 383 cubic inch, 350 HP (Car) = torque spec up to 380 ft lbs 383 cubic inch, 355 HP (Truck) = torque spec up to 385 ft lbs 383 cubic inch, 362 HP (Car) = torque spec up to 382 ft lbs. Engine Torque Specs. ***** We offer these assemblies in 1 pc rms. TITLE 454 (12498778) Short Block Specifications IR 14FE14 PART NO. i need to know the torque specs for the upper and lower intake bolts and any other information that would be helpful. We take the Vortec big-block from this 1996 Chevy truck dually to Superior Automotive to have the heads flowed and ported and more, only on sporttruck. So at some point, we have to pull our noses out of theory books and get our hands dirty building an engine or two. View and Download Painless Performance VORTEC 60211 installation instructions manual online. As an example we'll use the TH400 or 4L80E trans chart with a Vortec 7. 050 In/ex-Lift in/ex-centerline-description. I have a '96 4bolt main vortec. So far my plan was a Aem cold intake , chip it , new fuel pump, new alternator and possibly exhaust system. As you may know the early style Central Sequential Fuel Injection (CSFI) or Spider units tend to fail overtime. chevy 454 engine 96-00 model 4 bolt main roller block Remanufactured and Rebuilt Engines for Cars and Trucks. 24 inches x 3. 041-inch head gaskets Fel-Pro 1003 head gaskets, Comp cams XE 268 cam, Edelbrock Performer RPM Vortec intake and Holley 750 cfm carb and 1 5/8 full length headers. The Vortec 5. I need the torque. 4 liter engine is commonly known as the "454 Big Block". There is an exact sequence, but, IMO this will do: Torque the 2 center fasteners (1 each side on an intake, 1 long & 1 short on a head) Go to next fastener set either fore or aft and torque those 2. not many people could beat me off the line. 5x (length required). However, the 5. the TBI will not support a decent cam. It is mated to either a 5-speed manual transmission built by Aisin, or a GM 4-speed Hydra-matic automatic transmission. \Chevrolet Truck Carburetors. 480 lift (based on. 50% torque (OK, let's just say 35 Ft/Lbs) then final round at specs. Basic Power has it all. of torque the head bolts should be tightened to and also the tightening order of the head bolts when I re-assemble?. DO NOT use torque specs for off-the-shelf ARP bolts. It was a long-stroke derivative of the 454 in³ engine (same bore) built in Tonawanda. Com : 4x4 and Off Vortec 454 intake bolt torque spec?. 00-inch stroke to 4. Head Bolt Torque Sequence specs head bolt tightening sequence 454 454 vortec intake torque 500 x 412 · 50 kB · gif Source 472 500 Cadillac Intake Manifold Performer Intake Manifolds >Edelbrock 2115 Performer Intake Manifold 600 x 600 · 18 kB · jpeg Source. The Vortec 454, also referred to as the Vortec 7400, was designed as a big-block engine for light-duty trucks. 5:1 compression, 5. Just finished doing a complete overhaul on the vortec 454 in my plow truck. I torqued the head bolts 3 times and in the sequence the manual said to. 7 motor with roller lifters. The name first appeared in a 1984 advertisement for the 1985 model year 4. Torque figures are similar but the Vortec makes about 50 more hp. *RPO stands for Regular Production Option. The Vortec 454, also referred to as the Vortec 7400, was designed as a big-block engine for light-duty trucks. Almost everything has an RPO code. 19172101 DATE REVISION AUTH SHEET OF4 18 14FE14 Initial Release - Patrick Risse N/A 454 High Performance Engine Torque Specifications: NOTE: These specifications are correct for the ZZ454 or 454HO Base engine. More power and mpg for a Gen VI 454? the L29 454 cam specs. It was designed as a diesel alternative in the GM pickup truck line-up. Call it what you will, the 8100 was the result of GM bumping the Vortec 7400/454's 4. even with a factroy cam and little bolt on go fast stuff itll make your car a monster. 19 intake, 1. The Chevrolet L31 5. Vortec technology was first introduced by GM in 1986 in a V-6, 4. The 7400 Vortec V-8 GM engine has 454-cubic inches and was rated at 290 horsepower at 4,000 rpm. 1985 mercruiser 3. It's not often that an engine's debut year turns out to be its zenith year, but that certainly was the case with the 454. Now, GM Performance Parts has a 454 cubic inch Chevy crate engine that is big on power and low on dollar. Engine Torque Specs. Call it what you will, the 8100 was the result of GM bumping the Vortec 7400/454's 4. even with a factroy cam and little bolt on go fast stuff itll make your car a monster. It says that a 1990 454 TBI has 230 hp 385 torque. Anyone know what the 2000 model year 454 was rated at in the 2500 chevy 4x4? I have found a crew cab version that has good mileage and is in great shape, but have no idea how much power that engine was putting out. The Novak Guide to the GM 4L80E Automatic Transmission Introduction. Vortec is a trademarked name for a line of small block engines for General Motors trucks. I chose to get the 8. 2L V8 engines you should follow a new connecting rod bolt torque specification. I assume therefore that I dont have a cracked block, warped head or bad head gasket. Find the engine specs, MPG, transmission, wheels, weight, performance and more for the 2000 GMC Sierra 3500 Crew Cab Wideside Crew Cab. Using the proper oil in the MerCruiser 454 engine will aid its longevity. Used 2013 Chevrolet Suburban 1500 LS 4D Sport Utility Visit Hoselton Nissan in East Rochester NY serving Rochester, Fairport and Pittsford #1GNSKHE78DR249209. What is the horsepower and torque rateings of a 1989 454 chevy What is a General Motors Vortec What are the torque specs for 94 ford f150 torque. If its the 7400 Vortec (L29) its 290 HP and 410 TQ. Maxflow Fuel Pump Boosters, Ford Mustang Plug And Play Packages. Customers willing to step up to the 2500 enjoyed not only greater payload and towing capacities, but also enjoyed Avalanche-exclusive access to the big-block Vortec 8100. Read the latest Workhorse news. The older TBI V8 is also about 375 ft-lbs at 2000 rpm but it is heading down then and is about 280 ft-lbs at 4000 rpm. Welcome to CPGNation. 454 HO - Musclecar power at a low-buck price! Now, this is the stuff that legends are made of. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Re: Vortec 454: School me! there are water passage differences in the deck between early and late big blocks that will affect head swaps. 4 vortec 454 has 290 horsepower and 410 ft lb or torque. 5-inch steel wheels std; opt on 2500HD models: chrome center cap, chrome steel wheels with chrome center cap and polished forged aluminum wheels Chassis Cab wheels redesigned to display more surface area and provide increased corrosion resistance (compared to previous designs). It is a stroked (by 9 mm) version of the Vortec 4800 and replaced the 5700 L31. Anyone know the torque spec and posssibly the sequence for my 97 vortec 454s intake manifold?? Pirate4x4. 80-inch stroke [crank] and Vortec cylinder heads, the HT 383 makes awesome torque down low where you need it for towing or four wheeling. To sum it up, this assembly can be used in most Gen 1 350 engines. The team has shared all the finest moments in the numerous accolades for its people, its products, and its approach. Bore x Stroke. Here is a diagram of some important bolt identifying features. pt 1 of 2 pt series. 3L) engine review, specifications and service data: power and torque, oil type and capacity, spark plug type, torque settings. Big-block, street-sweeping power just like the ‘60s GM musclecars that you grew up with or have worshipped for years. 4l l29 rods mains head - Cars & Trucks question 4 3 Vortec Piston. thankfully it didn't happen! now we are seriously overstocked! all camshafts are on a special reduction sale until stock is normalized! order soon as cams are blasting off the shelves!. you need diffrent heads, diffrent cam, a quadrajet would bolt right on and that is your best bet for induction. 00-inch stroke to 4. Other skeptics say, "Well you can't have low end torque and top-end horsepower!" Yet again, the facts differ, most don't know that the screw compressor is one of the most efficient superchargers ever built. I am at odds on which injectors to use in the throttle body. 7 I had in the same exact truck except it was a 2000 year model.