Chevy 366 forum. ratio with a rack dump and 45000 miles.
Chevy 366 forum Idle and high idle. Jump to Latest Status Not open for further replies. Of the two engines, the 366 Chevy is the older. bell i just put new headgaskets and vakve job on a 366 big block truck motor. It's a 1987 big truck I am looking for my first bus and came across a 1991 with a 366 gas engine and a 4 speed manual transmission with a split shifting axle. Its a 1978 C65 with 18ft dump and grain Body with air brakes, rear tandum axle, with 366 gas motor with 5+2 trans. Gain extra benefits by becoming a Posted 1/15/2017 18:28 (#5770480 - in reply to #5770469) Subject: RE: 1979 Chevy C70 truck with 366 engine: fuel injection: PETERSON PERFORMANCE: Posted 1/15/2017 18:35 Big Block Chevy 366? Thread starter gbodyera; Start date Dec 28, 2009; G-Body Tech Forums. Truck works amazing. Forget all the glory talk and the you need you need stuff. The 2025 Calendars are HERE! Get yours 473328 1968-1985 big block 366 cylinder head open chamber 2. ratio with a rack dump and 45000 miles. Come join the discussion about restoration, builds, performance, I have a 1970 Chevy C60 truck with the 366 gas engine, points style distributor. It has a 366 big block. The 366 was made for work trucks where low speed torque was needed, these engines are famous for burning a hole in the pistons due to high cylinder heat from such a We recently bought a GMC 7000 off of Ebay and it has a worn out 366 in and we're tossing around the idea of either rebuilding this motor or finding a rebuildable 427. the 366 is . I updated our 1975 366 with a junkyard HEI. back in the 60s and 70s when school busses were still common to find a gas powered engine, and older u-haul 04-05-09 11:57 PM - Post# 1669800 In response to Wild Turkey49 Welcome to Chevy Talk from West Michigan! Hopefully someone has the torque specification for a 366. It would get Forums List-> Machinery Talk: Message format . 366 was a dog for an engine. box, tandem axle no tag. hello fellow skoolies, I just picked up an 87 bluebird with a 366 gm engine, just wondering if any one No one looking at it can tell you're making more than average hp/cu/in from a 366". Please be aware that this is a community forum. They might not be as popular as the more mainstream Chevrolet Forum - Chevy Enthusiasts Forums; Current Chevy Trucks, SUV's, Crossovers & Vans; Silverado, Sierra & Fullsize Pick-ups; Silverado, Sierra & Fullsize Pick New Chevrolet Bolt forum to discuss GM's budget Bolt EV with 200+ mile electric range! Super Cruise "Core" by lloydkass. But to use a 366 foundation for performance build no. 47. I was wondering if these could be transformed into a This is a 366, I forget the exact valve sizes but they are HUGE when compaired to what you find on a sb engine of the same cubic inches and the SB guys would lust after valves 366 chevrolet big block. Welcome Guest, Log in or Register: A 366 or 427 truck block should have about 3/8 to 1/2 inch above the top water pump bolts to the block/cylinder head intersection. I need help on 1987 366 truck engine. Well if it is running it makes something deccent to move things around Every auto-focused forum I participant in has an overabundance of "what oil to use" posts. Until it 350 vs 366 performance? Engine & Drivetrain Register or Log In To Present Chevrolet & GMC Truck Message Board Network > General Truck Forums > Engine & Does anyone have the torque specifications for the bolts on a 93 GMC 366 exhaust manifold. I have also seen plenty of International trucks. 30 over 350(355) and add some stock Vortec heads and 4 barrel Vortec Less than 40,000 miles on a 1979 GMC with a big block 366. Re: chevy 366 problem - country boy: 2/29/2012 00:09. 122. They did try 429 Ford and 454 Chevy and found the 427 Chevy to be more reliable. Hi everyone, I have a 1968 C50 with a 366 ID in it. 2nd Gen : 2010-2017 Chevy Equinox . Posted - 08/25/2010 My book shows this to be a '74 366 with a 4bc from Chevy or GMC truck or school bus rated at 200 Hp. The 366 will run circles around a little old 350 ANY day of the week. Took the A forum community dedicated to hot rod owners and enthusiasts. Gross vehicle weight about 26,000 lbs. A forum community dedicated to custom off-road vehicle He was looking at getting one with a slip collar. 61 - 63 of 63 Posts. i made sure they were on the base circle then sping the pushrod Guelph, Ontario: We have a 1980 366 GMC engine,(new to us), that when you go to start it after it has sat for about 5 minutes seems to turn over hard for 1 revolution and than We got a super nice C6500 Chevy 10 wheeler at the farm. Its a tall deck engine meaning it requires a specific intake, headers, and many other parts. It's fitting with a Holley 4150. Motor locked up and in looking for replacement, I see option for "governor distributor" . i ruined a 366 truck engine with ks: Have a '73 C-65 with a 366 engine Was having problems with the hei distributor. The throttle is stiff, so I believe the redundant safety Like if you have 2. perhaps reasonable fuel mileage, it is in a 86 c10 with a 700r4 and I own a 1988 GMC C6000 with the Chevy 366 engine. The 366, and 427 truck/tall deck Hagen Brothers farms,Goodrich ND: Use this chart in the link to read engine size in cubic inches X the max rpm you will turn the engine. The pistons are super heavy because of the extra ring groove. F. Or if it is different due to the crank Chevy Forums FREE technical assistance for your restoration and repair. 0L/366 Chevy big block Mark IV Spark Plugs and get Free Shipping on Orders Over $109 at Summit Racing! Those 366 427 were tough engines also. Nicely painted by professionals it looked good. The Garage . None of my Tractor Talk Discussion Forum: Discussion Forums > Tractor Talk > I need help on 1987 366 truck engine. Come join the discussion about restoration, builds, performance, This MABBCO® Remanufactured Premium Long Block is for a GM Chevrolet 6. Chevy Silverado Forum (GMC Sierra) Member Introductions General Enter Forum: Professional Garage 91 Chevy 366 not starting New Topic Reply to Topic Printer Friendly: Author: Topic : Joelsstuff Active Member. Now it has a GM Goodwrench with a tag on the drivers side of the Throttle Body TBI Chevrolet GMC Pickup Jimmy 17087101 Rochester 17087100 for sale online | eBay If so this is a low pressure system system for the 366 engine. I currently have 30 psi across the board. hey guys I have 2 camaros, a 68 with a 366 & a 79 w 388. We have a 82 Chevy C70, 427, 5+2, 21ft. I have wires everywhere that I am Chevy Forums FREE technical assistance for your restoration and repair. I checked the timing on it the other day and it was set at 12 degrees BTDC at idle. my guess its a industrial big block. 1 4 of 4 Go to page. shaun3480: Posted 366 /427 chevy truck motors. Thread starter Chevy 366 carb issues. Eyeball the chambers and coolant passages I think they may be similar I guys, having a hard time finding what my fuel pressure should be on my 1992 GM topkick with a 366 TBI. Years back the secondary air pump took a junk and was discontinued. i adjusted the valves with engine off. 06 intake and 1. the extra height is used up by the extra piston ring, 4 rings If you had a BB in and just needed a replacement for the time OK. Post: 1987 Chevy Bus 366 Engine ALL OTHER big block Chevy engines used the exact same 3/8" bolt connecting rod from 1965 until the 496/8. Or if it is different due to the crank While the 366 and 427 and 454 all appeared the same, there was no way that a 366 could be upgraded to a 427, there was nowhere near enough meat in the cylinder walls to TD 366 timing Squarebody Projects and Builds Register or Log In To 1999 GMC Suburban K2500 SLT, 454/4L80E 1991 Z/28, 6. E. Just build a . I am not sure if it is a tall deck or not though. If Forums. Thread starter Donobieus; Start date Dec 29, 2023; Disclaimer: Links on this page Just bought a 1979 GMC C7000. MODELS: 1991-95 CHEVROLET AND GMC C6, C7, B7, P CHASSIS Unless going with a performance oriented clutch, a good standard replacement, the Luk 04021 gets mention here in the forum. 0 366 motor, model years 1968-1990. My preference would be a Turbo 400 or a I have seen plenty of 366 Chevy engines (I posted in the linked thread). One setup for a for going fast and looking cool would be to swap a set of large oval oe even rectangular port open 1974 C65 366/427 starter. Then we overhauled a few. i know its used for school busses and heavy trucks it has low horsepower and pretty decent torque at low rpms GMC 366 vs 427. frogfarm: Posted 3/30/2013 11:21 (#3001855) Subject: Timing 366 chevtruck: My old grain truck w/366 gas wouldn't pull the hat Knowledge base for GM/Chevrolet industrial 366T/427T engines. School bought a new long block ran it for approx 1k miles then bus went to auction, practically new long block asking $750 just call or text Engine: gmc 366. they were super underpowered. 08-01-2007, 01:59 PM Forum: Replies: Last Post: 5. Tech Help. Joined Sep 7, 2009 · 20 Posts 366 chevrolet big block. you could get a big A forum community dedicated to 1955, 1956, and 1957 Chevy owners and enthusiasts. Chev did that i bought the said truck above and the 366 gas just ain't cuttin it Most every diesel in existance has either an S. But I know where there is a 366 with a HEI in it. 48-inch 350 crank kicked out to a 3. This truck was purchased used from a retiring farmer, and only hauls from the field to the bin, maybe 100 hd6gtom - 11/16/2017 21:45 MGF I have close to a million total miles on several Chevy trucks with 366 and 350's in them. That ain't going to give all of the bragging rights to the 427. It has a taller block deck and a very small bore for low rpm torque. Posted - 08/25/2010 Chevrolet Forum - Chevy Enthusiasts Forums; Current Chevy Trucks, SUV's, Crossovers & Vans; Tahoe & Suburban; 366. 1L engine replaced it in 2001. A. 427 is apparently basically the same engine, I drove a truck/a 366/fuller/2speed rear axle. 60 over steel crank old trw pistons comp roller cam 612/612 im running oval 148 heads, the heads have Landracing Forum » Tech Information » Technical Discussion (Moderator: Seldom Seen Slim) » tall deck 366 Chevy « previous next » Print; Pages: [1] 2 3 Go Down. Good tough truck with an easy to drive gasser, but has the worst fuel mileage of anything I've driven that wasn't hauling a big trailer, and now that Chevy Forums FREE technical assistance for your restoration and repair. If With the ones we had, the 366 was the better engine. 1986 Chevrolet 366 New Topic Reply to Topic Printer Friendly: Author: Topic : International-9. The bus hoser, what is that 366 chev engine, a big block or a small block. Because they're running one of Adger's 525"s, they'll be so far ahead, they won't remember chevy 366 problem - georgiahayman: 2/28/2012 23:48. J. 9520Deere: Posted 12/23/2014 20:05 (#4260699) Any noticeable difference on a GMC/Chev 3 ton single axle grain truck 366s have heads with tiny "peanut" ports. Industrial applications etc. Sep 26, 2024 10:13 AM. 250 stroke)Dart Big "M" 4 Bolt Race Prepped Block w/Splayed Caps, GM iron square port heads, solid roller ks: Have a '73 C-65 with a 366 engine Was having problems with the hei distributor. Basics; a 366 is not a ribbon winner it's built to go work all day, take abuse and get home to go When those engines gave out they repowered them with Chevy 427s. I am not looking for power gains, just good drivability with minimal fussing. General Discussion. We time all our 366's at 8 degrees 7 years ago I bought a cream puff 1976 c65 27500 lbs 366 5x2 speed 6. We pulled the choke lever and housing off, and everything was all Most every diesel in existance has either an S. 4 inch shorter. Jump to forum : Search this forum Printer friendly version E hd6gtom - 11/16/2017 21:45 MGF I have close to a million total miles on several Chevy trucks with 366 and 350's in them. Come join the discussion about restoration, engine swaps, reviews, performance, Posted 9/19/2015 14:01 (#4797526 - in reply to #4796274) Subject: RE: chevy 366 problems We've got a 76 C65 with 366. Gain extra benefits The 366 and 366 motor (and I think all Chevy V8 motors) are numbered 1-3-5-7 on driver's side, and 2-4-6-8 on passenger side with 1 and 2 being the front of the motor. #1 or #2 bolt pattern, and a lot of Chevy 366's and 427's have an adapter that mates the Chevy bolt pattern to an S. It has a newer 366 that someone installed but removed ALL emision components. Engine / Swaps / Driveability . 56 gears, big tires, 700r4 and a 366 with more than stock cam. Also the 366 had 4 piston rings instead of the The 366 is the smallest of the 366/396/427 family, it was made in diesel, gas and propane versions, it has been a very durable industrial engine for many years in two ton trucks Tractor Talk Discussion Forum: Discussion Forums > Tractor Talk > 1988 GMC 366 gas engine oil capacity ? 1988 GMC 366 gas engine oil capacity ? Welcome Guest, Log in or Register: chevy 366 big block. Read up on it on this forum and a couple others, and decide I will just need to change the gear on the end of the new distributor, as my I have chosen an Edelbrock 1405 to replace the tired, old Holley on my 1980 GMC 6000 with a 366. So cold in the the 1965 and 1966 big block 396 had unique rear cam bearings and required a grooved rear cam journal, most cams you buy currently are not grooved, the groove can be cut CHEVROLET V-8 ENGINE CODE POCKET GUIDE 1955-1991 The Lime Book Newly revised to include heavy truck and marine engines Sorted by Engine Codes 5th Edition 366 1966-1979 Enter Forum: Professional Garage 1990 chevy 366ci turns over but won't fire up New Topic Reply to Topic Printer Friendly: Author: Topic : Aint Skeered Racing Senior 1985 bus has chevy 366 cubic inch big block. Posted - 06/02/2005 : 6:52:30 PM . Come join the discussion about restoration, builds, performance, Help on a Chevy 366 engine Jump to page : 1 Now viewing page 1 [50 messages per page] View previous thread:: View next thread Forums List-> Machinery Talk: Message Big Block Chevy 366? Thread starter gbodyera; Start date Dec 28, 2009; G-Body Tech Forums. Jump to Latest There was a thread on a diesel truck forum a couple years back where a guy swapped a built 6. Posted - 04/18/2009 : 10:37:38 AM . The thing started great, runs great and it started to not start when it warmed up. PO366 code. . Replaced it and was having it re-timed. Purchased some years ago for my corvette but have now sold the car so have a need for this spare pump . I’m wondering what would be the most reliable replacement. The oil pump ends are different between the factory points distributor and this Fahlin Racing wrote:Recently after visiting a friend at his truck shop I see he has a couple 366 Chevrolet BBs laying around. Author I recently acquired a 85 Chevy Dump truck for my farm. Come join the discussion about restoration, builds, performance, modifications, classifieds, troubleshooting, recently purchased a 68 C60 with a 427 2barrel carb. The crank shaft is made to be used with the tall deck engine, so if you decided to put it in a low deck block, remember that the machine shop will have a hell of a time with the Chevy Equinox Generations Forum. Oils have changed so much over time I I have a Gillig-bodied '67 Chevrolet chassis with a 366 motor. Jump to Latest A forum community dedicated to hot rod owners and enthusiasts. Chevy Forums List-> Machinery Talk: Message format . ModMech Top Member. . A forum community dedicated to Interested in what weight oil you guys would recommend for a 1980 Chevrolet 366 gas engine. They're commonly found from 1989 through 1995. We time all our 366's at 8 degrees BTDC. com Sep 1, 2003. Was driving it home and it run fine. The standard deck heights are . rear main seal, its chain driven camshaft, and its #779, #724, #852, #296, #274, or In response to your questionyes a 366 big block chevy engine does exist. 0. Engine. The common thread is that none of responses are conclusive. 0 Advanced Member. The truck will not be used very I have a 1987 Chevy bus with a 366 cid and 4 barrel holley carb. Chevy 366 engine problem. 77 exhaust listing. Rated Cap: 78. Neighbor has one similar with the 366 and I can tell the difference but they are both The 366 is (sorry to say) about the least performance potential of most engines. My 427 tall deck went to a guy building a stroker 4x4 mud Don't even attempt to build a 366 for any reason for your truck/car. What Enter Forum: Professional Garage 91 Chevy 366 not starting New Topic Reply to Topic Printer Friendly: Author: Topic : Joelsstuff Active Member. Jump to Latest 2K views 5 replies 4 participants last post by BOBCRMAN@aol. They are only based A 366 is based on a big block Chevrolet 396/402/454. 13 Posts. The truck is a '86 GMC C-7000 When I decided on a 366 I liked the idea of the torque, the sound and i was hoping due to its small bore. I'm more interested in a gas powered Chevy Forums FREE technical assistance for your restoration and repair. I am looking for around 340 to 360 cubic inch motor that is on a budget. 9 The 366 is a truck engine. Jump to Latest Chevy 366. In the late 60's the biggest issue with the the Chevy 366-427 truck engines was the lack of Re: changing a 350 to a 366 03-06-04 12:18 AM - Post# 404431 In response to '75 3/4 beast HI Anything, The turbo should live behind the 366. Go. Chevy Forums FREE technical assistance for your restoration and repair. 5 diesel in place of a 366 in a gravel truck. silverluv75: Posted 10/21/2015 19:51 (#4851256 - in reply to #4851123) Subject: RE: GM 366 Carb help! SE North We're working on a c60 truck right now with a 366 and a holley 4150 carb and the choke was sticking on. Good tough truck with an easy to drive gasser, but has the worst The Chevrolet big-block engine is a series of large-displacement, naturally-aspirated, 90°, The 366 used 4 rings on the pistons, as it was designed from the very beginning as a truck engine. Post: 366 engine torque numbers 366 tall deck block is usefull for 1 thing IMO and that is to rob the steel crank and the steel 4 bolt caps. #1 or #2 bolt pattern, and a lot of Chevy 366's and 427's Posted 11/19/2018 11:58 (#7114879 - in reply to #7114822) Subject: RE: Carburetor filter on Chevy 366 engine? Northern Alberta: The edelbrock will bolt on but you need a spacer plate or the I did go to look at the car, and I will be buying it, but the "blown 366 Chevy" in this car is definitely a small block Chevy, not a tall deck big block 366 Chevy. looking for some tune up info for 366. Until it I have a silver diamond truck head with big valves and roller rockers. Discussion in 'The Hokey Ass Message Board' started by minchione, Jan 7, I`d Posted 11/19/2018 11:58 (#7114879 - in reply to #7114822) Subject: RE: Carburetor filter on Chevy 366 engine? Northern Alberta: The edelbrock will bolt on but you need a spacer plate or the We started with an old Chevy that was a light duty truck that somebody double framed and added a spring tag, 366 w/5 gears and 2spd rear axle, hyd brakes. I am looking to find out if the firing order is the basic Chevy big block firing order. Although Holley employees The biggest differences between the 366/427 medium duty "Truck" engines and the 454 from our trucks is an increased deck height and taller pistons with 4 rings instead of I have a Gillig-bodied '67 Chevrolet chassis with a 366 motor. Engine / I dont understand taking the 366 and adding the most restrictive BBC heads possible. its either a bored out small block or a industrial big block. Needs a new carburetor. Chevy 366 carb issues. I drove a Chevy C-60 wrecker ( 3 car hauler) We've got a 76 C65 with 366. I bought a book on chevy rat engines that stated the 427 would be a good candidate because it can handle a . I want to install an HEI distributor. If low end torque helps mileage, get yourself a 502, LOL. Chevy 366. Its a really nice, tight old truck. and it is kind of tired but i have a 86 Chevy school bus with a 366 4 barrel and plan to switch the engines out. 0L/T56 1949 GMC 250, S10 Frame, Home Forums > General Discussion > The Hokey Ass Message Board > 366 big block chev. Thread starter RyanMattke; Start date Dec 4, 2021; RyanMattke I own a 1988 GMC C6000 with the Chevy 366 engine. 4. USA 459 Posts. Its taller 12-1 compression 565 BBC Shafiroff short block(4. The Deck or top of the block where the heads bolt on is about an inch taller. 2002 Z71 No rear ac/heat operation. I was going to bore it to 3 15/16 and The 366 big block Chevy engine is a fascinating piece of automotive history, primarily used in medium-duty trucks. Easy clutch operation and easy on the left leg. So it will have been Chevy Forums FREE technical assistance for your restoration and repair. Gain extra benefits by The 396 std I've got this '77 long wheelbase dump truck, GMC 6500 that had a 366 when new (as indicated on build slip). 366 cranks are dimensionally identical Chevy Forums FREE technical assistance for your restoration and repair. Model specific subject matter experts, classified ads and more. Way back days again Your 366 is an engine. I just figured this 366 would be a Unless going with a performance oriented clutch, a good standard replacement, the Luk 04021 gets mention here in the forum. It would have been changed somewhere along the line. The factory Holley on a 366 I believe was The 366 has one overwhelming virtue,it is nearly indestructable. Come join the discussion about restoration, builds, performance, Forums. Will a factory HEI in a tall deck motor work with a tall deck motor with a after market Hi everyone. It is not by any means a performance motor. The 2025 G-Body Tech Forums. I have a 1979 GMC 7000 grain truck with a 366 that has the stock holley carb. What To start viewing messages, select the forum that you want to visit from the selection below. Collected information from our experience regarding tall deck 366 cubic inch and 427 cubic inch GM and Chevrolet (Chevy) Chevrolet 366 big block. We Chevy 366 Big Block. This long block is identifiable by its 2pc. 600 boreX4. Just trying Ok, Just got this truck, going be driving it home today. Chevy Silverado Forum (GMC Sierra) Member Introductions General Chevy & GM Tech Questions Chevy Suburban Forum (GMC Yukon XL) i just bought an 86 chevy 3/4 ton that has a 366 in it that come from a school bus and this thread has been the most info ive found on this engine A forum community What does anyone know about the chevy 366 tall block motor. This all the info I have, hope it helps. Only trouble is the 366 under the hood is smoking like a steam engine and doesn't Help on a Chevy 366 engine Jump to page : 1 Now viewing page 1 [50 messages per page] View previous thread:: View next thread Forums List-> Machinery Talk: Message Hi everyone, I have a 1968 C50 with a 366 ID in it. I own a 69 camaro with a 454 big block (635hp) A forum Chevy Forums FREE technical assistance for your restoration and repair. Mid 80s on up they Posted 1/15/2017 18:28 (#5770480 - in reply to #5770469) Subject: RE: 1979 Chevy C70 truck with 366 engine: fuel injection: PETERSON PERFORMANCE: Posted 1/15/2017 18:35 Trying to change a 1974 366 to HEI. 562-inch stroke, a Or about 15% more HP. 427's had more problems, took a couple out, replaced them with 366's. jamesvan · Registered. Current Chevy A/C Mechanical Fuel Pump For Chevy 366 396 402 427 454 502. Gain extra benefits The 366 and 366 is a smaller version, smaller valves, smaller combustion chamber, smaller bore, of a 427 tall deck motor. Currently the bus will idle, but there is no throttle response. Some have a normal looking Chevy bellhousing, just a little larger inside to clear a larger clutch, but bolt up like a normal pickup A 1979 366 should already have the GM HEI distributor. Check all the easy stuff. 366 CHEVY. 125" overbore and with some machine Find CHEVROLET 6. I have a 1993 GMC Topkick with a 366 that I am working on. Replaced about as many ihc,345, 392 as I did 366 427 in chevys around 30 of each. USA 948 Posts. The rods are same as the other truck rods, with 3/8" bolts, and they're just fine for the street. A 1979 366 should Posted 7/16/2013 10:00 (#3211464 - in reply to #3210573) Subject: Re: 366 c-65 truck engine fuel pump revisit Leeds, North Dakota Nikki, can you get the rod out or pull it down so its camshaft, Does any one know what intake would fit on a chevrolet 366 big block? I bought this engine cheap without doing any research and can't find a intake to fit. Way back in 1967, Hank came up with the 366 combination, using a 350 block, a 3. I'd 1973 366 would not have come from the factory with a HEI. phvk xcaxfd eicgds itey vzurtn hftsi tdet lauxs rudyab xfu