Is the northstar v8 a good engine - Given that the official recommendation from Cadillac for leaky Northstars is to literally remove the engine from the car and replace ALL seals and gaskets in one operation (and this is a 20-30 hour job depending on which specific YMM), that will get real expensive real fast.

 
For what you'd spend on a performance rebuild, you could easily score a 500-600hp turn key crate 383. With just the parts from CHRFab for a full performance rebuild, not including labor, will run in the $5-6K range. Plus, Northstars are REALLY complicated engines, with nearly twice the parts as an LS1.. Goat sim achievement guide

Powertrains and Performance: Even with its relatively slim and trim shape, the DeVille is still a sizable sedan, so the inclusion of the Northstar V8 engine is a welcome sight. Standard DeVilles ...Interests: Cars, gadgets, engineering, art/design, good times, living well, being healthy. My 2006 2500 Silverado 6.6 Diesel and my '99 convertible Corvette racer, and of course the '06 Rubicon. Car Model/Year: 1997 SLS; Engine: Northstar 4.6L V8 (LD8/L37)The 2008 Cadillac STS-V employs a variation of Cadillac's all-aluminum Northstar V8 engine. The 32-valve, 4.4-liter powerplant features dual overhead camshafts and variable valve timing (VVT ...Concours Sedan 4D. $43,900. $2,905. For reference, the 1999 Cadillac DeVille originally had a starting sticker price of $40,085, with the range-topping DeVille Concours Sedan 4D starting at $43,900.The Northstar V8 makes the XLR plenty quick and returns surprisingly good fuel economy. The enthusiast in us just wishes for a manual transmission option. 4.6-liter V8This was also due to the intricate engineering. You should consider avoiding the following models from the Northstar engine lineup: 1993 - 1999 Northstar L37. 1994 - 2002 Northstar LD8. 2004 - 2005 Northstar LH2. 2006 - 2009 Northstar LC3. Oil leaking was a major problem with the initial Northstar V-8 from 1994 to 2001.This Northstar engine was designed originally for transverse front-wheel drive applications. It was modified substantially in 2004 for longitudinal rear- and all-wheel drive use in the STS, SRX, and XLR, as well as receiving continuously variable valve timing on both intake and exhaust sides. The RWD (LH2) Northstar produces 320 hp (239 kW) and 315 lb•ft (427 N•m). An increased compression ...With the available option of GM's fully automatic Hydra-Matic transmission in 1941, Cadillac immediately redefined the concept of modern, luxury motoring. The 1948 model year saw the introduction of another new V-8, the trend-setting overhead valve 331 cubic inch design that would set the basic architecture for virtually all American V-8 ...(Explained) Blog. The Northstar engine is a top-quality 90° V engine series. General Motors manufactured these from 1993 until 2011. It was GM’s first production V-8 with overhead camshafts. The Northstar, on the other hand, had absurdly high repair expenses. See moreFord 4.6 V8 Variants & History. Ford built the 4.6 liter engine from 1991–2014. It is a part of the modular engine family, and was a naturally aspirated 90° V8. Compression ranged from 9.0:1-10.1:1, depending on the vehicle and year, and it was one of the earliest engines to get electronic fuel injection standard from its inception.Best: Hemi, 3800, LS1, and the 4L V8 in the Oldsmobile Aurora. Worst: Iron Duke, Vulcan V6, and Northstar. 20 votes, 60 comments. 88K subscribers in the regularcarreviews community. This is a subreddit for fans of Regular Car Reviews on Youtube.The 4.6-liter 4-valve V8 engine featured on Ward's 10 Best Engines List for 1996 and 1997 years, while the 3-valve version was on the list for 2005-2008 and received a variety of accolades. Using this engine as a base, Ford developed a bigger 5.4-liter engine series, which also gained good success in sales. The production of the 4.6L Modular ...The valve springs were different on the 93-96 Northstars. The L37 engine had slightly higher tension springs because the L37 engine is set up to shift at 6500 where-as the LD8 shifts at 6000. The LD8 engine had the softer springs for reduced friction and improved fuel economy. Small but directionally correct friction reduction for the fuel ...The name of this engine hints at its party trick: in the interests of fuel economy and low emissions, this 6.0-liter V8 could operate on six or even four cylinders if it sensed that current ...But idling in traffic and "babying" the engine will result in lack of lubrication (splash oiling) and worn lobes. These are GM Part numbers 1647436 - Right Exhaust, and 1647437 - Left Exhaust We start with only good OEM cores (measured for tolerances) and have them re-ground by a professional cam grinding company who does nothing but camshafts ...The full-size Lucerne's standard engine is General Motors' timeless 3.8-liter V-6, but CXL V8 and CXS models feature GM's Northstar 4.6-liter V-8 engine, which has powered Cadillacs for years.It is a stable and high-performance V8 engine. It is a good engine because it has .ore stability and feet damage. 5.7 L Vortec spare parts are affordable for replacement. Their prices are low because people do not require these parts frequently. These are not stock parts and do not have brand stickers.Supercharged Northstar by the NumbersType: 4.4L DOHC 32-valve 90-degree V-8 RPO: LC3 Displacement: 4,371 cc (267 ci)Bore x stroke: 91 mm x 84 …What about the L47 4.0 Liter Olds Aurora V8? ~250hp out the box, race proven (650 horsepower in twin turbo LMP trim) and was good enough for Carroll Shelby. The Aurora was FWD, works for your transverse setup. It should be lighter than the 4.6 Northstar. Not sure on price or availability on your side of the Atlantic.According to Cadillac Jim on Caddyinfo, apparently Car and Driver, upon finding out about limp home mode in 1997, drained a Northstar of its coolant and beat the living piss out of the V8 in a torture test of sorts. a 0-60 MPH time of 18 seconds and a quarter mile time of 25 seconds was recorded. Extrapolating from those numbers, C&D estimates ...Initially rated at 295 horsepower, the Northstar V8 has grown over the years to an incredible 469 hp at 6,400 rpm (STS-V Supercharged Northstar engine). In 1995, the engine was ranked as one of the "10 Best Engines in North America" by Ward's Auto World. It repeated the honor in 1996 and 1997, but it hasn't cracked the Top 10 list in ...You should do a search as this has been discussed many times.. As long as you maintain the engine, particularly the cooling system, the Northstar is very reliable for hundreds of thousands of miles. Personally, I had 110,000 on a 1995 Cadillac Eldorado Touring Coupe and it still drove like brand new.Northstar cadillac engine v8 cts 2003 engines eldorado made series wikia discounted 2000 wiki used Northstar venerable replacement lasted It's the end of the road for gm's northstar v8 ... Northstar end. ️ northstar engine ️ good or bad? what you need to know ️Cadillac 4.6 northstar engine for sale Cadillac northstar 6l vvt lh2 …Get the best deals for northstar 32 valve v8 engine at eBay.com. We have a great online selection at the lowest prices with Fast & Free shipping on many items!10 Feb 2024 ... ... good quality. #mechanic #repair # ... 2006 Cadillac Northstar 4.8 4T80 Engine OIL LEAKS! ... Leaking Engine Oil at 40,000 miles! Rear ...Northstar is a powerful V8 engine that was built for the Cadillac brand of General Motors cars. The large 4.6L displacement is one that is welcomed in many of the GM vehicles. Names like the Seville, Bonneville and DeVille are all synonymous with Northstar engines. These engines are in demand because they reach well over 300 horsepower.The Cadillac Northstar was so beloved at the time that it was considered one of the ten best engines in North America by Ward’s Auto. In fact, it made the list three times. The 4.6-liter V8 engine was rated for 295 horsepower. However, it got more powerful as the years progressed and even clocked in at almost 500 horsepower.However, overall, the 4.4 Northstar is a good engine option for those who want a powerful and reliable ride. What are the Problems With the Northstar Engine? The Northstar engine was introduced in the early 1990s and was GM's first attempt at a premium V8 engine. The engine was very powerful and had a lot of potential, but it also had some ...The 4.6-Liter Northstar V8 engine in the Cadillac DeVille DTS not only delivers 275 horsepower and 292 lb-ft of torque but also achieves an EPA-rated average fuel efficiency of 22 mpg. ... The average fuel efficiency of 22 mpg strikes a good balance between performance and economy, making the DeVille DTS a suitable choice for those looking for ...Dyno pull at the Fiero 40th in Pontiac, MI on 7/15/2023. Engine is a freshly rebuilt L37 4.6L Northstar V8 out of a 1996 Cadillac Seville. Transmission 4T80E...The engine must be a 93-99 or a 2006-2011 for us to do this. There is a $100 additional licensing fee to do this that we forward to the software engineer that made this possible in appreciation for his efforts. $539 is the charge for a stand-alone PCM that will run your Northstar.Complete Timing Kit for Northstar V8, Fits 2000-2003 Cadillac Northstar V8. Includes all chains, guides, tensioners, and sprockets. These are Genuine GM parts. Fits all 4.6L and 4.0L Northstar engines from 2000-2003 model years. VIN 9 and Y makes no difference.N*Caddy said: Since almost all years have 300 HP, and no major workforce, manufacturing process and design changes happed I would say: '97 if you are more the '92-'97 body style fan (like me) because '97 is the most updated model in that body style. '03 if you are more the '98-'03 body style fan because of the same reason (see the ...Take it from someone that has researched it for hours: NO. You need a modified 4L60 or WC T5 from a 3rd gen f-body, an entire new engine management setup, fuel setup, timing setup, new intake manifold gasket and you can only use the pre '98 motors, because after that, the throttle body is cast into the water pump, making it impossible to swap the intake manifold 180 degrees.97 Miata M. Cadillac Northstar V8 = most useless engine ever. Tis true! Why does Cadillac put these big powerful engines in cars that are just going to be driven by 80 year old ladies that can barely touch the gas pedal anyway. This morning I got stuck behind one on the way to work on a 2 lane road where I couldn't pass.However, overall, the 4.4 Northstar is a good engine option for those who want a powerful and reliable ride. What are the Problems With the Northstar Engine? The Northstar engine was introduced in the early 1990s and was GM’s first attempt at a premium V8 engine. The engine was very powerful and had a lot of potential, but it also …#1 · Aug 10, 2021. For a very long time I have been interested in the old northstar v8. I think the engine has a lot of potential and would be great for the road racing I do. Years ago, there was a company called Cadillac Hotrod Fabricators that had all kinds of things for this engine, but they are long gone.The 2006 Buick Lucerne with the 4.6L Northstar V8 engine is likely to need an engine rebuild at some point in its lifetime due to oil leaks and other flaws. The 4.6L V8 engine appears to be the ...Hella OE Quality Ignition Coil for select 1986-2009 Buick, Cadillac, Chevrolet, GMC, Honda, Isuzu, Oldsmobile, Pontiac / 358168251. Part Number: HLA-358168251 Not Yet ReviewedEven taking this into consideration, GM was still able to get 300HP out of the L37 with lower compression and smaller valve size. Both transverse engines have …Engine: Northstar 4.6L V8 (LD8/L37) Report; Share; Posted September 26, 2004. ... It was a Yank, it really woke the car up on the low end. The 3K works good but if I were to do another I would try a 3,300 - 3,500. That was the biggest bang for the buck I would say. I also changed cam timing to help in mid-range.Acceleration and Power. The 2010 DTS is powered by a 4.6-liter Northstar V8 engine making 275 horsepower. Power travels through a four-speed automatic transmission -- a serious flaw, the press says, in a year when even other GM products generally use six-speed models.The 5.7-liter Hemi engine has long been one of the best V8 engines, and for good reasons. It has proven to be a stout and reliable motor for over two decades. ... The Northstar V8 replaced the Cadillac High Technology V8 and was one of the most advanced engines of its era. However, the engine's technical advancements made the Northstar …A consumer’s satisfaction with an engine depends on what metric is used. According to AutoTrader.com, a V8 engine provides a great deal more power than a V6 engine, but the latter ...2) Depending on the year of the engine, and what features you want, various options for an ECU are possible, from the GM 7730 ECM, LS1 ECM, the ECM that came with the engine, or aftermarket. THe stock Fiero ECU cannot be used. 3) I don't know of any wiring kits for the Fiero, for a Northstar. It is not difficult to mate the Fiero harness and ...Pros. Available Northstar V8, ample interior space, optional third-row seat, sporty handling. Cons. A few cheap interior materials, love-it-or-hate-it styling, V8 models get expensive quickly.The Ford 4.6 engine offers a great balance of performance and reliability. Ford also improved the engine over the years and addressed some of the early design flaws. One of our good friends owned 4 different Mustangs with the 4.6L V8 - two Mustang GTs, a 2003 Terminator Cobra, and a Mach1.Cadillac has had a long history in the automotive marketplace as General Motors' luxury car division. During the 1980s, Cadillac's management wanted to reestablish the brand as a leader in sophistication, innovation, refinement and prestige. Engineers conceived a new dual-overhead cam, four-valve-per-cylinder V-8 engine--the Northstar. This power plant was the heart of Cadillac's Northstar ...The Northstar is a overlooked but very good engine. It was ahead of it's time, and is still at the forefront of technology. It's had it's problems, and can be difficult to work on, but the same can be said for most of it's competetors. They've proven to be a very durable and reliable engine, as well as powerful.-T5. Oil leaks. Promar Precision Engines have been pioneers in remanufacturing the 4.6 DOHC 32 Valve Cadillac Northstar Engines. We were one of the first remanufactures in the country to offer remanufactured 4.6 Northstar engines to the public, even before oversize pistons were available. We have made multiple enhancements and longevity ...Initially rated at 295 horsepower, the Northstar V8 has grown over the years to an incredible 469 hp at 6,400 rpm (STS-V Supercharged Northstar engine). In 1995, the engine was ranked as one of the “10 Best Engines in North America” by Ward’s Auto World. It repeated the honor in 1996 and 1997, but it hasn’t cracked the Top 10 list in ...Thank you for watching!Initially rated at 295 horsepower, the Northstar V8 has grown over the years to an incredible 469 hp at 6,400 rpm (STS-V Supercharged Northstar engine). In 1995, the engine was ranked as one of the “10 Best Engines in North America” by Ward’s Auto World. It repeated the honor in 1996 and 1997, but it hasn’t cracked the Top 10 list in ...The Ultimate Kit for Cadillac Northstar V8 2006-2011 (front wheel drive). Fits Cadillac DTS and Buick Lucerne.Includes everything you need with both stud kits and the best gaskets available for your ride from top to bottom. $1,845.00. Add to cart. In stock.It’s a nifty feature, and it most likely came into good use as multiple Cadillac owners experienced a multitude of issues with their Northstar engines over time. The Northstar engine line was phased out around 2011, and the brand switched to using turbocharged four- and six-cylinder engines to obtain similar power and better fuel …83683 posts · Joined 2006. #2 · Mar 31, 2008 (Edited) Re: 4.6L Northstar camshaft position sensor. Camshaft position sensor problems aren't common, but the unit is on the belt drive end "front" of the engine, in the face of the right cylinder head, just below and rearward of the power steering pump. You'll see a squarish unit with wire ...Engine: Northstar 4.6L V8 (LD8/L37) Report; Share; Posted August 27, 2009. Jim, I moved this to the 19th hole. Pre-1995 - DTC codes OBD1 >> ... Actualy the pics were shrunk, they are from a good camera. The car had 420,000 KM's on it. There wasn't a body panel on it without rust.The Aurora's 4.0-liter motor was actually a somewhat smaller version of Cadillac's Northstar V8, which had been designed for use in transverse engine bays by front-wheel drive cars. Sharing many design similarities, the 32-valve motor dropped 40 ponies to offer 250 horsepower and 260 lb-ft of torque. Although the Aurora wouldn't be able to save ...LH2 is the build rpo code for the rwd based 4.6 Northstar with VVT. OLM oil life monitor. Dic (driver information center) display an algorithm calculated by the ecm (engine control module) to decrease the oil life based on diving time, revs, all based on the assumption you use the correct synthetic oil.Some common Northstar engine problems include head gasket failures, excessive oil consumption, knocking or pinging, oil leaks and no oil pressure. Although most of these issues are easy to resolve, Northstar engines are very expensive to repair, and preventative maintenance is critical. Blown head gaskets are one of the most common problems ...Northstar Repair Shop Locations. The following map contains a list of experienced Cadillac Northstar technicians & repair shops. These shops have experience using our SureGrip Cylinder Head Stud repair system (US PAT#8,740,532). To remain a part of our network, these shops MUST use our patented repair system when overhauling or resealing your ...1 Jul 2007 ... I am very satisfied with the ride and handling of this vehicle. The engine is just great ! What get up and go ! Smooth ! Overall quality of the ...The Northstar is a fine engine if you find a good one -- but woe to those buyers who don't know to spot a bad one. Oiling Issues. Far and away, most of the Northstar's issues have to do with oiling. GM fixed a lot of these problems in the 2000 model year, but earlier engines are known to develop leaks around the main seals and valve covers. Oil ...The 1993 Cadillac Allante roadster debuted the 4.6-liter Northstar V8, otherwise known as the last exclusive Cadillac engine. Now, after 26 years, Cadillac gets its own V8 motor again, in the form ...Concours Sedan 4D. $43,900. $2,905. For reference, the 1999 Cadillac DeVille originally had a starting sticker price of $40,085, with the range-topping DeVille Concours Sedan 4D starting at $43,900.Performance Options. Cadillac DTS V8. The Cadillac DTS V8 is a front-wheel drive sedan with all-speed traction control and a Northstar 4.6-liter DOHC V8 engine with 275 horsepower at 6000 rpm and 295 lb-ft of torque at 4400 rpm and is fit with a 4-speed automatic transmission. The baseline DTS also comes with 4-wheel antilock brakes and 4-wheel ...83683 posts · Joined 2006. #2 · Mar 31, 2008 (Edited) Re: 4.6L Northstar camshaft position sensor. Camshaft position sensor problems aren't common, but the unit is on the belt drive end "front" of the engine, in the face of the right cylinder head, just below and rearward of the power steering pump. You'll see a squarish unit with wire ...$5,000 - Schenectady, NY: " 1987 Pontiac Fiero NORTHSTAR V8 ENGINE SWAP Classic Fiero / Northstar v8 ( Cadillac 4.6L 32 Valve ) SWAP , With 4T60E Tranny . Cosmetically GOOD ( Some minor cracks , chips & scuffs ——- Some weatherstripping will need to be replaced , the Headliner is missing as well as the stock rear spoiler ——- ALL New poly Bushings & Many other Parts & repairs Too ...Although the SRX with its new 3.6-liter V-6 starts at $38,690, our V-8 test mule with rear-wheel drive and few options ran $48,520. The SRX lands over $59,000 with four-wheel drive and all the ...The 32 valve V8 Northstar was not an option - it was IT in one of two performance ranges - the ~275 hp 3.11 final drive economy cruiser version and the ~300 hp 3.71 final drive performance version. The 8th character of the VIN gives the powertrain - VIN Y is the cruiser, VIN 9 is the performance.Occupying the gap between this Fiero's rear wheels is a 4.7L Northstar V8 lifted from a Cadillac Seville ... Some 2023 Cadillac Escalade Units Will Need A 6.2L V8 Engine ReplacementApril 28, ...Mar 31, 2024 · The Cadillac Northstar was so beloved at the time that it was considered one of the ten best engines in North America by Ward’s Auto. In fact, it made the list three times. The 4.6-liter V8 engine was rated for 295 horsepower. However, it got more powerful as the years progressed and even clocked in at almost 500 horsepower. Thanks to Cadillac’s all-aluminum construction and it’s larger than average oil reserves, a whopping 7.5 quarts of oil, the Northstar is able to shed heat a lot better …Northstar Engines and System Technical Discussion. ... The two things that provide gains in a stock vehicle are exhaust and a GOOD CAI. Other than that the Northstar is what it is unless you want to spend a good chunk of change. ... I wouldn't be surprised if it was a generic V8 cal. Mine wouldn't even stay running. Holley commander, and ...tom, 12/29/2004. 2001 Cadillac DeVille 4dr Sedan (4.6L 8cyl 4A) I've put almost 100,000 highway miles on my 2001 Cadillac Deville and while it rides very well and is a good highway car, it is very ...The Northstar V8 is already infamous for being a particularly needy engine which is plagued by issues like buried water pumps which are multi-hour jobs to access; especially ones under the top head where you not only need the gaskets but also a water pump. Some are prone to blowing the engine young with lower-grade oil as they age.10 Feb 2024 ... ... good quality. #mechanic #repair # ... 2006 Cadillac Northstar 4.8 4T80 Engine OIL LEAKS! ... Leaking Engine Oil at 40,000 miles! Rear ...Engine: Northstar 4.6L V8 (LD8/L37) Report; Share; Posted July 3, 2005. fleetwood_limited, ... Couple that with the relative age and mileage on most of these engines, and I'd say that's a good record. Again, most of us haven't had a single problem (yet). I also like the 3.11 transaxle. I can drive almost 80 mph and still be below 2000 rpm.Aug 1, 2004 · The Northstar V8 engine family is General Motor’s top-of-the-line luxury power plant. Introduced in 1993 in the Cadillac Allante, Eldorado and Seville STS, the 4.6L 32-valve dual overhead cam all-aluminum V8 engine was a quantum leap forward for U.S. automakers. Initially rated at 295 horsepower, the Northstar V8 has been ranked as one of the ... Acceleration and Power. The 2009 DTS is powered by a 4.6-liter Northstar V8 engine making 275 horsepower. Power travels through a four-speed automatic transmission -- a serious flaw, the press says, since even other GM products generally use six-speed models.The Cadillac 4.2L Twin-Turbo V-8 is the first Dual Overhead Cam (DOHC) eight-cylinder engine from Cadillac and General Motors since the duo discontinued the Northstar V8 engine in 2010.A rebuilt, studded 2002 Northstar is nearly bulletproof. BUT - follow the GM service manual top overhaul or major overhaul procedures - too many special torques and procedures to wing it. Head stud job, $1300 - $2,500 depending on shop and parts. Total overhaul - $3500 - $5000 depending.

It of course has the 320HP 4.6 "Northstar" V8. I know these engines are DOHC, 32 valve, been around since the early 90s and (hopefully) have the bugs worked out well by 2009. I know the specs on the engine. ... That would be my recommendation since it was a good combination in my '08 CTS AWD. The car had enough grunt considering the weight, ran .... Connect network gtl visit me

is the northstar v8 a good engine

Search the performance threads and do a good throttlebody cleaning with toothbrush, rags, and TB cleaner (NOT choke cleaner). As posted, use a good 10W-30 oil from whoever you like/prefer. Use a WIX or NAPA Gold oil filter. Run your tires at 33 psi COLD, and torque the lug nuts to 100 ft/lb in a star sequence.The STS V8 is a much cheaper option for GM fans who want a V8-powered, RWD sports sedan when compared to the G8 (which holds its value damn well). 2005 Cadillac STS V8 - 61,000 miles. 2005 Cadillac Deville Base (Limited Edition) - 131,000 miles. 2006 Chrysler 300C - Totaled.Find CADILLAC 4.6L/281 Cadillac Northstar V8 Engines & Components and get Free Shipping on Orders Over $109 at Summit Racing!97 Miata M. Cadillac Northstar V8 = most useless engine ever. Tis true! Why does Cadillac put these big powerful engines in cars that are just going to be driven by 80 year old ladies that can barely touch the gas pedal anyway. This morning I got stuck behind one on the way to work on a 2 lane road where I couldn't pass.2. Is the Northstar V8 a good engine? Answer: The Northstar V8 engine has had a mixed reputation. While it offered good performance and power, it was known for its reliability issues, particularly with the head gaskets. However, with proper maintenance and repairs, it can still be a reliable engine. 3. When did GM fix the Northstar engine?Search the performance threads and do a good throttlebody cleaning with toothbrush, rags, and TB cleaner (NOT choke cleaner). As posted, use a good 10W-30 oil from whoever you like/prefer. Use a WIX or NAPA Gold oil filter. Run your tires at 33 psi COLD, and torque the lug nuts to 100 ft/lb in a star sequence.After about a decade-long drought, a V8 engine finds its way back into the Buick lineup. Available on the CXL trim and standard on the CXS, the 4.6-liter Northstar DOHC V8 cranks out 275 and 290 ...Make sure to wisely pick the engine since the Northstar V8 lasts a long time, but it has an issue with the improperly installed power steering hose. Other than that, the 2011 model mostly had positive feedback and ratings with an extremely low number of ownership complaints, so it’s the go-to option if you are looking to avoid all those ...The Northstar engine is a family of high-performance 90° V engines produced by General Motors between 1993 and 2011. Regarded as GM's most technically complex engine, the original double overhead cam, four valve per cylinder, aluminum block/aluminum head V8 design was developed by Oldsmobile R&D, but is most associated with Cadillac's Northstar series.The engine code letter is the eighth digit of the VIN, which identifies the engine. Stick-on labels attached to the engine, laser etching, or stampings in the engine block indicate the engine unit number/build code date. The engine ID number will be located on the front of RH rocker cover or the RH side of oil pan rail (1), and the VIN ...Suregrip Head Stud Kit for the GM Atlas in-line engines. This is the oversized kit, to fix engines with stripped head bolt holes. This kit is far superior to any other kit on the market as it not only repairs the threads, it converts the engine to head studs at the same time for more accurate clamping force. Protected under USA Patent 8,740,532..

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