I dont know if they were offered for sale as industrial engines any later than 65, but i am guessing not. Just as we here at hemmings take pride in the hemmings nation of readers, commenters and contributors, our friends across the pond over at biglorryblog take equal pride in their anorak army of readers and contributors, many of whom actually had seat time in the trucks, lorries, utes, semis and buse. Gmc v12 702 the gmc twin six 702 v12 is legendary to most who know of it, although its not really all that unusual. And the blastolene b702 does use one of these motors.
You tell me which one produces more viable results. Select a gmc model and conveniently compare local dealer pricing. The largest cabover trucks ever produced by gm, the titan and more common astro were introduced for 1969, replacing the 19601968 gmc crackerbox coes. Va 6072 chevgmc fan gmc 9500 fan detroit diesel fan. In this case, the failure of the dlr8000 directly led to the gmc truck divisions terminal decline in the heavy duty field. The machines built by this legendary automaking company proved to be highly functional as reported by customers from all around the world. Number one with a bullet1987,revenge of the nerds bobby caradine,colt 45 billy dee williams is a corny movie,but fun with some action. Nov 04, 2016 remembering gmc crackerbox trucks stubby, square, and tough.
This may seem like a different name for a truck with an engine that is very unique in its design but it is true. Posted by largecar3406 tuesday, september 07, 2010 1. This massive gmc twin six v12 wont get you there quickly but at least its thirsty kcr october 4, 2017 at 5. It wasnt intended for highway trucks, it was an industrial engine for euclid, letourneau, power generation, ect. Being an avid fan of semi truck history, i have never heard of these. The all new gmc aluminum tiltcab cruiser is commonly called the crackerbox by truck fans. General motors truck company, or colloquially knows as the gmc, is an american manufacturer of truck and utility vehicles, including pickups, buses, vans, commercial trucks and military vehicles.
The design of the gmc gerotor used in these motors both the v6 and v12 have just one surface of the gerotor fed. Gmc truck produced a unique 60 degree v6 engine family from 1959 through 1974, in gasoline and diesel versions. The 702 v12 was in gmc trucks from 6065 they were offered in a coe and a stub nosed truck. In this case it is the top and the bottom is left to take its fill from what is sucked from the top entry point. View motor trend s gmc car lineup and research gmc prices, specs, fuel economy and photos. Available engines included the gmc 712 cid gasoline v12 and the range of 71series detroit diesels. Post an ad on yallamotor and sell your gmc in uae for free. Mar 31, 20 nearly every resource online refers to them by their crowd sourced nickname.
Unfollow gmc crackerbox to stop getting updates on your ebay feed. Gmc uae offers 10 different models as new cars in new cars in uae. In 1960 the gmc aluminum tiltcab truck became the fmodel in 7000 to 9500 series. It is a school boys dream because of all the duals. Shop millions of cars from over 21,000 dealers and find the perfect car. It uses a bespoke crank and block and 4 x v6 heads. Now, when we think of v12 powerplants for highway use, we usually recall the 12cylinder luxury cars of the classic era, such as cadillac, packard, and lincoln, or exotic sports cars like ferrari or lamborghini. Oct 14, 2008 the blue cracker box belongs to fred craig, of lorton, va that is fred in the lower left portion of the picture. It was owned by norman pick and was photographed by david a bontrager. V8 and v12 derivatives of the basic design were also produced. I found one question on here sayin they made on sometime around the 60s or so. See more ideas about big trucks, gmc trucks and old trucks. Inside gmcs mighty 702 cubicinch v12 macs motor city.
Bontrager thinks this classic tractor is owned now by randy pick. Actually, gmc did have a v12 truck engine in the early 1960s. Chevrolet rv 10 series for sale used cars carsforsale. By greg rourke yes, more big trucks, more cabovers. Fred has at least ten gmcs all with detroits, of course. They were legendarily strong engines, there was a rod built around one in aus recently which was in the latest mad max movie, link below.
Any other make of diesel engine could be found between the frame rails too. Either way, as of three years ago this gmc was working in a boatyard on cayuga lake. Too huge, like a gmc cracker box coe or like a fire engine or transit bus 25 oct 3 rolls of copper coins for trade or sale. Aug 23, 2004 lacking in power, unreliable, and hungry for head gaskets, the anemic four was offered in many gm frontdrivers like the beretta and cavalier, and the popular line of chevy s10 gmc s15 pickups. It could also be had with a sleeper that was 75 long x 30.
I was looking around for info on the old gmc cracker box cabovers, and happened to run across one ive never seen or heard of, a 702 v12 gasoline engine from the early 60s. A v12 truck engine was not unheard of in the us and europe, and the gmcs 60 degree v6 certainly was not enough to power a larger truck. I have a 1963 cracker box that i would consider letting go of. A guy shows up to tow me out of the mud i was stuck in, with a gmc cab over tow truck. I have a 65 cracker box and i now live in central texas near austin tx. Casting is pretty decent, cleanup is required as you can see. Sep 15, 2014 1967 gmc cracker box with detroit diesel 6v71. Yes i mean dual everything on this engine because it is a v12 with dual carbs, dual coils, and dual distributors because gmc used 2. Remembering gmc crackerbox trucks stubby, square, and tough. Page count 12 condition used original good item type promotional material inventory number sb176 oem number 644h. Find 1964 gmc classic cars for sale on oodle classifieds.
The original 702 v12 had a front center mount under the accessory case and two rear mounts on each side of the bellhousing. It is stock except for the jet 500 cfm two barrels i adapted to it. A thunderv12 does not use the original industrial bellhousing. Gmc introduced them in 1959, production was stopped after 1968 when they came out with the astro.
I will sacrifice either a titan or astro for this conversion and will post pics when build starts. Page count 12 condition used original good item type promotional material inventory number sb176 oem number 644h flat us shipping rate. Aug 21, 2008 cranked up the gmc 702 v12 that will be going in my 50 coe soon. When you see one running naked, it looks nearly twodimensional, like an optical illusion. The semi truck history is one built from necessity and some of the quirky, cool, and badass solutions they came up with is on par with what hot rodders did to find. Mar 08, 2015 the gmc twin six 702 v12 is legendary to most who know of it, although its not really all that unusual. Gmc crackerbox includes the cab, interior tub and dash,bumper and bed. The crackerbox was retired in 1969 when the astro series was introduced. Fred has at least ten gmc s all with detroits, of course. But in fact, theres a solid historical precedent for v12 engines in large trucks. Also many more gmc twinsix v12s have been saved as display units, most are in running condition. The chevrolet titan and gmc astro are heavyduty cabover trucks that were manufactured by the gmc truck and coach division of general motors. The 12v71 came out about the same time as the rest of the vblock 71s. But in fact, theres a solid historical precedent for.
The rear adapter plate developed by thunderv12 has incorporated midplate ears on both sides to allow for engine mounting. Im not sure of the years produced but these engines were used in their big gmc trucks. Cranked up the gmc 702 v12 that will be going in my 50 coe soon. The allaluminum cab is only 48 inches deep from the front bumper to the back glass. The blue cracker box belongs to fred craig, of lorton, va that is fred in the lower left portion of the picture. Gmc 702 v12 twin six arrives home the stovebolt forums. Examples of this engine family were found in pickup trucks, suburbans, heavier trucks and motor coaches v6 engines were produced in 305, 351, 401 and 478 cubicinch 5. You can find truck mechanics that will swear that gmc have never made these engines. Join millions of people using oodle to find unique used cars for sale, certified preowned car listings, and new car classifieds. More cabovers with charisma macs motor city garage. Apr 21, 2016 now, when we think of v12 powerplants for highway use, we usually recall the 12cylinder luxury cars of the classic era, such as cadillac, packard, and lincoln, or exotic sports cars like ferrari or lamborghini. Better off dead hot rod network classic muscle cars.