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GM Transmission

GM High Tech Performance Magazine’s GM Transmission section showcases technical advice about the General Motors transmissions including manual 4-speed and automatic transmission troubleshooting, GM turbo 400 transmissions, and more.

General Motors Transmissions

	Powerglide Transmission Build - Less Is More Century Transmission comes to the rescue with a two-speed powerglide good for 2,800 hp more


	1995 Pontiac Firebird Project - The Dirty Bird There she was, covered with leaves, dirt and grime, stuffed in the backyard of a friend’s house beside several bags of... more


	Circle D 6L80E Transmission Upgrades - Safe Six - Tech The row-your-own-gears crowd will always think that they're better drivers, but at least stab-and-steer boys needn't suffer... more


	Chevrolet Corvette C6 Driveline Enhancements - Smooth Yet Strong - Tech Having seen my fair share of fast Corvettes this year, temptation eventually became too great and I decided it was time to... more


	2005 Pontiac GTO Clutch Hydraulics - The Master Plan - Tech Tired Of Missing Shifts, We Get Serious About Clutch Hydraulics On An '05 GTO With The Help Of Corvette Masters And Tick... more


	PerformaBuilt 4L80E Transmission - Bang-Shift - Tech Open up any magazine or cruise the information super-highway and odds are the main topic of conversation is horsepower-and... more


	Buick Turbo 200-4R Transmission & Converter Upgrade - Turbo Buick Basics, Part 4 Performa Built 200-4R And Converter Put The Power To The Pavement To Drastically Lower E.T.'s more


	2010 Chevy Camaro Short Shifter Install - Short Shift Success MGW takes our 2010 Chevy Camaro shifter from vague and flimsy to perfect and positive more


	T56 Transmission Build - Transmission Critical - Tech We team up with D&D Performance to build a bulletproof T56 and prep our Chevy Camaro for tts new drivetrain more


	Percision Industries Torque Converter Swap On A 2010 Automatic Chevy Camaro - Get Converted OK, we get it. The fifth-generation Camaro is a fatty and it has big wheels. As much fun as it was (is) to whine about all... more


	700R4 To 4L60E Transmission Swap On A 1989 Pontiac Trans Am - Electronic Overload Okay, yes we were promised flying cars by now. And just one month in to 2010, the arrival of these computer-controlled flying... more


	1994 Pontiac Formula Circle D Specialties Converter Update - LT1 Formula Project Update Following some last minute changes at Tune Time Performance in Toms River, NJ (before its chariot ride down the coast to... more


	2001 Pontiac Firehawk ACT's Street Clutch Kit Install - From The Hip This is especially true when you purchase a modified car like the 2001 Firehawk Melvin Benzaquen recently acquired. more


	C5 Corvette With A 4L80E Transmission - First C5 4L80E Conversion Check out the first C5 Chevrolet Corvette with a 4L80E transmission swap. more


	Century Stage III 4L60E Automatic Transmission Rebuild - Forward Shifting Don't waste your time with a transmissions swap just because your 4L60E is driving you up the wall. Instead rebuild it with a... more


	2001 Chevy Camaro Z28 LS3 Dual Disc Clutch & Wiring Harness Install - Fourth-Gen Gen IV Now that our 2001 Chevy Camaro Z28 1SC-YA project car has a new LS3 installed; we move on with the upgrades. For this install... more


	TCI Transmission Upgrade - Putting Your Rear in Gear In the time spent trying to fix the LT1's misfire, we unfortunately missed our window to track test the new setup before... more


	2006 Chevy Corvette Clutch Kit - Preemptive Strike Check out this 2006 Chevy Corvette get a Specs Inc Clutch and a DTE Differential Strut Kit. more


	Transmission Swap - Trans-ition A 2001 Z28 with a wasted, swapped-in auto trans = Bad. LS1 engine just aching to rev to redline = One. Built 6-speed =... more


	2001 Chevy Camaro Z28 T56 Transmission Swap -Trans-Ition Read about what it takes to do a T56 transmission swap as well as the cost inside GM High-Tech Performance Magazine. more


	LS1 Camaro - Tech - Slippery Slope If you've done your share of burnouts and passes down the old 1320 in your T56-equipped Fourth Gen F-body, then chances are... more


	T56 Transmission Disassembly & Rebuild - Transmission: Not Impossible- Disassembly Read about the T56 Rebuild Company and it's owner who owns an LS1 Chevy Camaro inside GM High-Tech Performance Magazine. more


	T56 Transmission Rebuild - Transmission: Not Impossible Within the wide world of performance car enthusiasts, there exists an unwritten fraternity of brothers and sisters. This... more


	Transmission Mod And A Torqe Converter - Power Trip Part III - Tech Last time out, my big-horse LC2 build had progressed to the point where I could ship it from Florida to Ron's Custom Auto... more


	LS2 Ram Powergrip Clutch Kit Install - Go Goat Go Since our project LS2 GTO currently sports Nitrous Express nitrous oxide injection, a whole bunch of bolt-ons, and sticky... more

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GM Drivetrain

• Transmission

• Rear End

	2006 Pontiac GTO Drift Car - U Mad Bro? "The drive is rough. Loud, hard, and uncomfortable. An overall terrible car to drive…" Meet Shane Whalley, the owner, builder, and driver of the rough and tumble ’06 GTO drift car you see before you.... more
	2008 Chevrolet Corvette Z06 - Bolted It seems there are a lot of records posted on the internet, many of which can even be a bit absurd. But fastest bolt-on C6 Z06 seems to have some merit, especially when the e.t. dips below 10-seconds.... more
	GM LT1 Engine Details - Gen 5 Unleashed In terms of output, the LT1 will make somewhere in the neighborhood of 450 horsepower (the final figure will likely be released about the time you read this).... more
	1991 Pontiac Firebird - True Street Terror Yeah, like that’s all there is to this 8-second True Street 1991 Pontiac Firebird; just get in and run 8s like it’s no big deal.... more
	2012 LSX Shootout At Lucas Oil Raceway And rain it did, for the better part of an hour, right in the middle of Saturday’s qualifying session at the 6th Annual LSX Shootout held at Lucas Oil Raceway in Indianapolis, Indiana.... more
	AEM Electronics’ AQ-1 Data Logger and Failsafe Wideband System This month, we’re going to tackle the installation of AEM’s AQ-1 Data Logger (PN 30-2500) and the company’s impressive Wideband Failsafe Air/Fuel gauge (PN 30-4900).... more
	2002 Pontiac Firebird Trans Am Collector Edition - Street Heat Kris Collins planned to keep his ’02 Collector Edition Trans Am stock, but we’re betting you already know how well that worked out.... more
	1986 Buick Grand National - Street Heat Barron Magee of West Monroe, Louisiana may not own a real GNX, but when he lays into the throttle of his nasty ’86 Grand National, it doesn’t bother him one bit.... more
	2000 Chevrolet Camaro SS - Street Heat They never made a fourth-gen Camaro in this color, but looking at it on Brian Wilhelm’s SLP-built ’00 SS really makes you wonder why not.... more
	1999 Pontiac Firebird Trans Am - Street Heat Almost no other GM model pulls off the aggressive look quite like the fourth-gen Trans Am, and when you modify one like Nathan Turjillo from Las Vegas has, well; you end up with a real showstopper.... more

	Show your Collector Car Appreciation Day Support Don’t miss your chance to be included in this year’s national Collector Car Appreciation Day... more
	2014 Corvette & 2014 Camaro Here are a few of cool videos on GM's new blog... more
	Want Your Ride Featured in Street Heat? We’re always interested in seeing what awesome GM performers our readers own! After all that work... more
	Dubai Police Add Chevy Camaro SS to Force The Dubai Police force has just added a new 2013 Chevrolet Camaro SS to its fleet of vehicles,... more
	GM Says New 4.3L V6 is best in Torque, Towing for Full-Size Trucks This summer, General Motors is set to unveil its new 4.3L EcoTec3 V6 powerplant for its full-size... more

	Third gen camaro with the comp cams 280xfi Just wondering...what's the latest and greatest concerning the third gen project that you guys,... more
	Tire and rim setup I just read a copy of Camaro Now summer edition title of article is "Pursuit Of Perfection A... more
	93 2wd chevy c1500 4l60e to 4l80e swap ok my truck has puked 2 4l60e's in les than 60 miles first one the truck lost all gears but reverse... more
	LT1 questions I have a built LT1 motor, and i was just wondering what the difference are from just a regular 350... more
	TBI to carb swap on an 89 camaro NEED HELP!! car has major wiring issures and someone messed with the VAST system so i am changing the dash and... more