It wasnt intended for highway trucks, it was an industrial engine for euclid, letourneau, power generation, ect. The largest cabover trucks ever produced by gm, the titan and more common astro were introduced for 1969, replacing the 19601968 gmc crackerbox coes. Nov 04, 2016 remembering gmc crackerbox trucks stubby, square, and tough. 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. The chevrolet titan and gmc astro are heavyduty cabover trucks that were manufactured by the gmc truck and coach division of general motors. More cabovers with charisma macs motor city garage. V8 and v12 derivatives of the basic design were also produced. Cranked up the gmc 702 v12 that will be going in my 50 coe soon.
And the blastolene b702 does use one of these motors. This massive gmc twin six v12 wont get you there quickly but at least its thirsty kcr october 4, 2017 at 5. 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. Bontrager thinks this classic tractor is owned now by randy pick. Better off dead hot rod network classic muscle cars. Join millions of people using oodle to find unique used cars for sale, certified preowned car listings, and new car classifieds. The crackerbox was retired in 1969 when the astro series was introduced. In the past 9 years after i started this website, the popularity of the gmc twinsix v12 has growen.
It is a school boys dream because of all the duals. The 702 v12 was in gmc trucks from 6065 they were offered in a coe and a stub nosed truck. 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. I dont know if they were offered for sale as industrial engines any later than 65, but i am guessing not. But in fact, theres a solid historical precedent for.
Gmc v12 702 the gmc twin six 702 v12 is legendary to most who know of it, although its not really all that unusual. In 1960 the gmc aluminum tiltcab truck became the fmodel in 7000 to 9500 series. Select a gmc model and conveniently compare local dealer pricing. You tell me which one produces more viable results. Mar 08, 2015 the gmc twin six 702 v12 is legendary to most who know of it, although its not really all that unusual.
Va 6072 chevgmc fan gmc 9500 fan detroit diesel fan. 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. 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. This may seem like a different name for a truck with an engine that is very unique in its design but it is true. See more ideas about big trucks, gmc trucks and old trucks. Remembering gmc crackerbox trucks stubby, square, and tough.
The original 702 v12 had a front center mount under the accessory case and two rear mounts on each side of the bellhousing. Chevrolet rv 10 series for sale used cars carsforsale. Posted by largecar3406 tuesday, september 07, 2010 1. The design of the gmc gerotor used in these motors both the v6 and v12 have just one surface of the gerotor fed. Gmc 702 v12 twin six arrives home the stovebolt forums. The blue cracker box belongs to fred craig, of lorton, va that is fred in the lower left portion of the picture. You can find truck mechanics that will swear that gmc have never made these engines. Post an ad on yallamotor and sell your gmc in uae for free. Many of them were used on irrigation pumps in the midwest.
Any other make of diesel engine could be found between the frame rails too. When you see one running naked, it looks nearly twodimensional, like an optical illusion. I will sacrifice either a titan or astro for this conversion and will post pics when build starts. I found one question on here sayin they made on sometime around the 60s or so. Casting is pretty decent, cleanup is required as you can see. Fred has at least ten gmc s all with detroits, of course. They could be ordered with gmc s gas twinsix v12 engine, or detroit diesel 71 series diesel engines. 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. Sep 15, 2014 1967 gmc cracker box with detroit diesel 6v71. 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. I have a 1963 cracker box that i would consider letting go of. Find 1964 gmc classic cars for sale on oodle classifieds. The all new gmc aluminum tiltcab cruiser is commonly called the crackerbox by truck fans.
Mar 31, 20 nearly every resource online refers to them by their crowd sourced nickname. By greg rourke yes, more big trucks, more cabovers. Either way, as of three years ago this gmc was working in a boatyard on cayuga lake. Gmc truck produced a unique 60 degree v6 engine family from 1959 through 1974, in gasoline and diesel versions. 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. Inside gmcs mighty 702 cubicinch v12 macs motor city. 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 s10gmc s15 pickups.
A guy shows up to tow me out of the mud i was stuck in, with a gmc cab over tow truck. 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. Also many more gmc twinsix v12s have been saved as display units, most are in running condition. 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. It uses a bespoke crank and block and 4 x v6 heads. It could also be had with a sleeper that was 75 long x 30.
Gmc introduced them in 1959, production was stopped after 1968 when they came out with the astro. A thunderv12 does not use the original industrial bellhousing. 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. Gmc uae offers 10 different models as new cars in new cars in uae.
Unfollow gmc crackerbox to stop getting updates on your ebay feed. 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. Page count 12 condition used original good item type promotional material inventory number sb176 oem number 644h. Actually, gmc did have a v12 truck engine in the early 1960s. Available engines included the gmc 712 cid gasoline v12 and the range of 71series detroit diesels. View motor trend s gmc car lineup and research gmc prices, specs, fuel economy and photos. The 12v71 came out about the same time as the rest of the vblock 71s. Gmc called their all new, aluminum tilt cab trucks the f model, but truckers called them the crackerbox. Gmc crackerbox includes the cab, interior tub and dash,bumper and bed. Learn more before you buy, or discover other cool products in vehicles. Aug 21, 2008 cranked up the gmc 702 v12 that will be going in my 50 coe soon. Page count 12 condition used original good item type promotional material inventory number sb176 oem number 644h flat us shipping rate. 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.
It is stock except for the jet 500 cfm two barrels i adapted to it. Im not sure of the years produced but these engines were used in their big gmc trucks. The gmc crackerbox coe did survive longer, until 1969, but only because a very conventional dumbeddown version was rushed into production to replace the dlr8000, not unlike the 1962 chevy ii and 1964 tempest. But in fact, theres a solid historical precedent for v12 engines in large trucks. The machines built by this legendary automaking company proved to be highly functional as reported by customers from all around the world. Being an avid fan of semi truck history, i have never heard of these. In this case, the failure of the dlr8000 directly led to the gmc truck divisions terminal decline in the heavy duty field. 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.
The rear adapter plate developed by thunderv12 has incorporated midplate ears on both sides to allow for engine mounting. It was owned by norman pick and was photographed by david a bontrager. Shop millions of cars from over 21,000 dealers and find the perfect car. The allaluminum cab is only 48 inches deep from the front bumper to the back glass. Does gmcchevy still make v12 engines yahoo answers. I have a 65 cracker box and i now live in central texas near austin tx. Fred has at least ten gmcs all with detroits, of course. 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.