Very Faint Engine Whine Noise Reported on Some GM 3.6L Engines
Models affected: 2004-2007 Buick Rendezvous 2005-2007 Buick Allure (Canada Only), Lacrosse 2004-2007 Cadillac CTS, SRX 2005-2007 Cadillac STS with 3.6L V6 Engine (VIN 7 – RPO LY7) A very faint engine whine-type noise heard at speeds of 0-30 mph (0-48 km/h) at 1,000-2,500 rpm may be caused by the primary camshaft drive chain. This type
Chevy LT1 Engine and Reverse-Flow Technology
The Chevrolet LT1 5.7L V8 engine that was produced from 1992 to 1997 has some significant differences compared to the previous small block Chevy it replaced, and the third generation LS1 small block that later replaced it. The most obvious difference that distinguishes the LT1 from these other engines is the front-mounted Opti-Spark ignition system.
Show Your Muscle
Since the dawn of time (well, since the invention of the SECOND automobile), man has been on a quest. A quest to be faster. A quest to be more powerful. A quest to be the best. The true hotrodder uses talent and skill to design, fabricate, analyze and invent in the hopes of rising above
Flat or Tapered Cams and Flat or Crowned Lifters
It never occurred to me to even ASK whether the cam I recently had re-ground for a Buick Nailhead engine was ground with flat or tapered lobes. Like a great many others, I’d forgotten that some vintage engines had flat lobe surfaces because I’d gotten so used to everything having tapered lobes. This, unfortunately, can
Variable Valve Timing
With all the scientific technology computing power out there in the world today I have yet to hear an answer to the age old question: What came first, the chicken or the egg? Well the automotive industry has a similar dilemma that continues to plague its existence. Which is more desirable, large displacement and horsepower
Camaro Named Official Vehicle of 2008 SEMA Show
The 2010 Chevrolet Camaro has been selected as the official vehicle of the 2008 SEMA Show. Slated for Nov. 4-7, in Las Vegas, the SEMA Show is the world’s leading automotive accessories trade show. “The influence that the Camaro has had on the automotive industryand vehicle personalization is undeniable,” said Peter MacGillivray,SEMA VP of events
Federal-Mogul Announces Organizational Appointments
Federal-Mogul has announcedsenior leadership changes within its finance, global purchasing,corporate communications and investor relations staffs. Jeff Kaminski has been appointed senior vice president and chieffinancial officer. He will continue to serve as a corporate officer andmember of the Federal-Mogul Strategy Board (FMSB). Markus Wermers has been appointed senior vice president, globalpurchasing. He will also serve
Race Engine Pistons and Rings
Cubic inches is the name of the game today. The performance piston market is being driven by bigger bore blocks and stroker crankshafts. A few years ago, a 540 cubic inch motor was a monster motor. Nowadays, some professional drag racers are running engines as large as 850 cubic inches, and 600-plus cubic inch big
Coolant Loss on 2002-2006 Toyota 2.4L, 2AZFE engines
The following information concerns the loss of coolant on some 2002-2006 Toyota 2.4L, 2AZFE engines. The location of this condition has been noted at the rear of the engine where the cylinder head bolts to the cylinder block. It has been reported that stripped head bolt threads have been found on some of these engines
Car-Building Legend Boyd Coddington Dies
JEFF WILSON The Associated Press LOSANGELES – Car-building legend Boyd Coddington, whosetestosterone-injected cable TV reality show "American Hot Rod"introduced the nation to the West Coast hot rod guru, has died. He was63. Coddington died at Presbyterian Intercommunity Hospital insuburban Whittier at 6:20 a.m. Wednesday. His La Habra officespokeswoman Amanda Curry wouldn’t disclose the cause of
GM To Sell Used Cars On eBay Motors
General Motors has decided to sell its used vehicles on eBay Morts, a move that could significantly change the used-car business. According to a recent Automotive News report, 3,900 auto dealers who sell GM’s Certified Used Cars will list their entire inventories on eBay Motors. The GM Certified brand includes certified used Buick, Chevrolet,
GM Scraps Plans To Build New DOHC V8 Engines For Luxury Cars
General Motors has canceled plans to build a new advanced double overhead-cam V8 engines for its luxury cars.The move means the future for Cadillac’s V8 engines is unclear. In January 2007, GM said it would invest $300 million in its Tonawanda, NY, engine plant for the new V8 engine, which was scheduled to start production
Growing Your Grassroots Engine Business
Webster’s Dictionary defines "grassroots" in several ways, including two that are particularly appropriate for this month’s article on racing engines. These two definitions are: 1) "Ordinary citizens, especially as contrasted with the leadership or elite." 2) "The origin or basis of something." The first definition could easily be interpreted as the local racers compared to
Engintel: Learning Not To Feel Like A Sucker
I recently encountered an interesting situation that initially had me wondering if all hope for installation and general repair technicians was gone; and that perhaps some of the bum rap that they seem to get may be justified. Instead, I got a healthy meal of "crow" wrapped in a tortilla of humility. Imagine getting a
Old Iron, Times (and Technology) Change!
For the past 15 years or so I’ve abused the automotive media and the English language with series after series of vintage engine build-ups. These are opus-length ordeals that consume somewhere between 150 and 250 pages and a lot of photos aimed at doing what I can to re-discover and re-invent various vintage engines for
Core Corner: Finding Your Direction With The Northstar
I’ll be honest, it’s had me baffled. Even I’ve struggled to understand why I would put much research effort into the casting proliferation of this engine. My perception was, "Who in his right mind would spend the money to put a reman engine into a car that is so old?" Yet, jump up onto AutoTrader.com
Coretalk: R&R Engine & Machine Named 2006 ‘Machine Shop Of The Year’
“The Machine Shop of the Year Award is always presented to a shop that represents this industry with integrity and professionalism,” explained Kaufman. “For its innovation, its attention to customer satisfaction and nearly 40 years of businees in Akron, we’re pleased to present this award to Bryan and all the employees at R&R.” This is
Performance Notes: Stud Vs. Shaft Rockers: Why You Should Make the Switch
When the Chevrolet small-block V8 was introduced in 1955, one of its most highly touted features was its lightweight, high-revving ball and stud stamped steel rocker design. Around 1962, several of my buddies proved that claim to be true, time and again, when they twisted their Duntov-cammed 283s to 7,200 rpm. In fact, this same
Custom Rod and Bike Market Reality:Is There a Place in for Custom Engines?
Have you ever dreamed of starring In your own reality television show? Is the human drama and bickering in your shop great enough to hold America’s attention week after week? Well, you may not impress the Nielsen families, but you could guest star as a custom rod or bike engine builder in your own local
Coretalk: National Crankshaft Co. Becomes Newest EPWI Branch Warehouse
NCC joins other EPWI warehouses located in Denver, Phoenix, Albuquerque, Dallas, Oakland, Oklahoma City, Houston, San Antonio, Portland (OR), Tacoma and Anchorage. “EPWI is making enhancements to the programs and product lines currently offered, as well as adding many new product lines” according to Paul Van Woensel, president of EPWI. “NCC’s customer support programs are