Chevy 366

The LC8 version of the Vortec 6.0 engine is designed to run on either gasoline, liquified petroleum gas (LPG), and compressed natural gas (CNG) fuels. Compared with gasoline, both the LPG and CNG versions make less horsepower and torque. The compression ratio is 9.7:1, and the LC8 uses an iron block and aluminum head.

Chevy 366. 1975 CHEVROLET MEDIUM DUTY TRUCK 6.0L 366cid V8 Oil Filter | RockAuto.

Find CHEVROLET 6.0L/366 Fuel Pumps & Regulators and get Free Shipping on Orders Over $109 at Summit Racing! $5 Off Your $100 Mobile App Purchase - Get the App.

The great American sports car is going electric. GM shared the news this morning, and released the first images of the upcoming electric Chevrolet Corvette. The great American spor...Find CHEVROLET 6.0L/366 Water Pumps and get Free Shipping on Orders Over $109 at Summit Racing! $5 Off Your $100 Mobile ... Smoothie, Black Chrome, Chevy, Big Block, Long Pump, Each. Part Number: TFF-1459NA7. Not Yet Reviewed. Estimated Ship Date: Aug 5, 2024 if ordered today. Drop Ship; Free Shipping; Special Order...Loading …2 Nov 2013 ... 366 big block Chevy. 15K views · 10 years ago ...more. RUMELYTRACTOR. 2.28K. Subscribe. 29. Share. Save. Report. Comments5.Chevy Studebaker GMC. Since 1952, Speedway Motors has been committed to providing a broad selection of high-quality, affordable Distributors for Big Block Chevy 366 - backed by our industry leading expert support and decades of experience. With 19 Big Block Chevy 366 Distributors for sale, and options to fit your needs including custom, direct ... ACDelco Conventional Resistor Spark Plugs 19354432. Spark Plug, Conventional Resistor, Nickel Alloy Tip, Tapered Seat, 14mm Thread, Each. Find CHEVROLET 6.0L/366 Parts and Accessories and get Free Shipping on Orders Over $109 at Summit Racing! A 366 big block Chevy usually had between 220 - 262 hp and the torque usually ran between 450-510 they were a very low end torque engine they were built for nothing else but pulling they were put ...

The 366 Chevy engine is an eight-cylinder, six-liter engine with a bore of 3.935 inches and a stroke of 3.76 inches. It has 300 horsepower at 4,400 revolutions per minute. It is a tall-deck engine with a 0.4-inch deck. The 366 Chevy engine features a cast-iron block with aluminium cylinder heads. It uses four rings on the piston, and Chevrolet ...If the headlights on your Chevy Trailblazer are out of alignment, you will find it difficult (or impossible, depending on how badly out of alignment they are) to see at night or wh...The 366 cu in (6.0 L) Big Block V-8 gasoline engine was used in Chevrolet medium duty trucks and school buses. It had a bore and a stroke of 3.935 in × 3.76 in (99.9 mm × 95.5 mm). This engine was made from the 1960s until 2004.The 366 used 4 rings on the pistons, as it was designed from the very … See moreFind CHEVROLET 6.0L/366 Chevy big block Mark IV Intake Manifolds and get Free Shipping on Orders Over $109 at Summit Racing! $5 Off Your $100 Mobile App Purchase - Get the App Vehicle/Engine Search Vehicle/Engine Search Make/Model SearchThis MABBCO® Master Engine Kit is for a GM Chevy 366 6.0 motor, model years 1991 through 1998. The late model 366 engine is identifiable by it's 1pc. rear main seal. Each kit is custom assembled using parts based on your engine’s requirements. Accordingly, we need to know the following: (1) model & year, (2) piston & ring size, and (3) rod ...The 366, 396, 402, 427, and 427 tall deck engines all used the 3.76-inch stroke crankshaft. The 454 and 502 use the 4.00-inch stroke crankshaft. The 496 Gen VII and the 572 Gen VI use a 4.375-inch stroke …ChevyGMCStudebaker. Trust Speedway Motors for best in class Fuel Injection Kits for Big Block Chevy 366 - delivered quickly, efficiently and without any hassles. With 5 Big Block Chevy 366 Fuel Injection Kits for sale, and a variety of options available, you're sure to find the ideal custom or universal Fuel Injection Kits for your application.

The GMC 366 is a 6.0 liter, V8, long block engine. The bore is 4.0 mm and the stroke is 3.6 mm. The compression ration is 9.6:1. There are 16 valves with an OHV configuration and three compression rings on the pistons. There is a chain driven cam on this engine. The gas fuel delivery is sequential electronic fuel injection (SEFI). 2 Nov 2013 ... 366 big block Chevy. 15K views · 10 years ago ...more. RUMELYTRACTOR. 2.28K. Subscribe. 29. Share. Save. Report. Comments5.Posts: 213. Chevy 366 hop up. I have a Chevy 366 engine in my bus the power is ok at 0 to 2000' on flat land but when you get into hills and over 2500-3000' it falls on its face. Anybody ever tried to mod these engines I dont want a race engine just looking to pep it up a little, 50 more ft lbs torque would be nice..1977 chevy: starter solenoid..a R and a S terminal are..wiring diagram…. On a 1977 chevy C65 with 366 engine the starter solenoid has a R and a S terminal are both used. If possible wiring diagram. The s terminal is used for starter operation -purple wire,the other is for the ignition by pass to the distributor.The 366 cu in (6.0 L) Big Block V-8 gasoline engine was used in Chevrolet medium duty trucks and school buses. It had a bore and a stroke of 3.935 in × 3.76 in (99.9 mm × 95.5 mm). This engine was made from the 1960s until 2004.The 366 used 4 rings on the pistons, as it was designed from the very beginning as a truck engine.

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GM/Chev (HD) Engine Model. 366. MISSING CARB,DID NOT ROTATE ENGINE FOR THAT REASON ,83K,ALL PARTS WARRANTIED. 1-855-605-0110. Email Seller. More Details. Matlock's Used Parts. ** 6 Month Limited …8409 posts · Joined 2012. #5 · Mar 21, 2016. BBC heads come in rectangular port, oval port, and truck small 'peanut' oval ports... the 366 is a truck only engine, so surprised it would have heads with bigger ports than a 454 engine... sounds like some previous swapping of heads has occurred... even the peanut ports are big compared to SBC ...Core Return: Free core return freight within the lower 48 states. Applications. Chevrolet medium duty trucks and busses. OEM / Part Numbers.Shop 366 Chevy Big Block V8, Motor Mounts and get Free Shipping on orders over $149 at Speedway Motors. Talk to the experts. Call 800.979.0122, 7am-10pm, everyday.

Answered in 15 minutes by: Chevy Mechanic: Tim's Auto Repair. hi. the smart thing to do here is to remove the oil pan and change the oil pump rod.....also some of these 366 engines han a cog to cog timeing set with no chain..if this is the case the pluug wires will need to wire counter clock wise istead of clock wise...but this does work. thanks. Gm 366 Left/Driver Engine Exhaust Manifold - New | P/N 674162. NEW - Exhaust manifold. Item:DOR 674-162. Multiple Locations $190.49. Add To Cart. Feb 23, 2021 · Engine and Towing Capacity. The C60 was a work truck. This means that is was designed to do a hard day’s work without buckling and without balking. The C60 originally had a 366 V8 gasoline engine or a DH-478 diesel engine depending on which option you chose. Shop 366 Chevy Big Block V8, Motor Mounts and get Free Shipping on orders over $149 at Speedway Motors. Talk to the experts. Call 800.979.0122, 7am-10pm, everyday.Shop 366 Chevy Big Block V8 Parts and get Free Shipping on orders over $149 at Speedway Motors, the Racing and Rodding Specialists. 366 Chevy Big Block V8 Parts in-stock with same-day shipping. Talk to the experts. Call 800.979.0122, 7am-10pm, everyday. REWARDS. GIFT CARDS. DEALS. TRACK ORDER. HELP CENTER. Shop. Parts. …PerTronix D71071 Flame-Thrower Race Distributor HEI III Chevrolet Small Block/Big Block Red Cap with multiple. Part Number: PNX-D71071. Not Yet Reviewed. Estimated Ship Date: Today. Free Shipping. $404.95. Add To Cart. Compare. Wish List.General Specifications. The 366 BBC is a cast-iron block with aluminum cylinder heads. The engine has a maximum towing capacity of 10,500 pounds. The maximum GCWR, …I have a silver diamond truck head with big valves and roller rockers.I am looking for around 340 to 360 cubic inch motor that is on a budget.I was going to bore it to 3 15/16 and wondering what is a good reliable piston. I was told a chevy 366 piston works good ,but not sure.Valve Adjustment Procedure for Small and Big Block Chevy After the engine has been thoroughly warmed up the valves may be adjusted with the engine shut off as follows: With engine in position to fire Number 1 cylinder the following valves may be adjusted: Exhaust 1-3-4-8 Intake 1-2-5-7

1989 CHEVROLET MEDIUM DUTY TRUCK 6.0L 366cid V8 Tune-Up Kit | RockAuto.

3 Nov 2022 ... Runs slow. You cannot drive a 366 at more than its maximum RPM, or you will be putting more stress on its crankshafts and pistons. The 366 is ...GM may be replacing tens of thousands of Bolt EV batteries, but it won’t have to pick up the tab for most of them. The automaker has reached a deal that will have LG pay nearly all...Click image to zoom. $5,716.99. Lowest Price Guarantee. GM 6.0L 366 Truck Engine. 2009-10 Chevy/GMC Truck/SUV/Van. Variable Valve Timing (VVT) See more product details. Free Shipping - Availability Date Unknown. QTY.The 366 Big block V-8 (6.0 L) gasoline engine was used only in Chevrolet Medium duty trucks and in school buses. It had a bore of 3.935" and a stroke of 3.76...Oil Filter, Canister, 13/16-16 in. Thread Size, Buick, Cadillac, Chevy, GMC, Each. Estimated Ship Date: Jul 31, 2024 (if ordered today) Jumpstart Your Next Project! Find CHEVROLET 6.0L/366 Oil Filters and get Free Shipping on Orders Over $109 at Summit Racing!the legendary bb chevrolet / chevy came in 366-454 cubic inches called the mark IV series. and later in 496 or 8.1 . with two different deck height one for cars and light trucks and one of heavy duty use that was .400 taller the 366 only came as a tall deck but both 427 and 454 came both waysSubject: chevy 366 problems. ks. Have a '73 C-65 with a 366 engine. Was having problems with the hei distributor. Replaced it and was having it re-timed. Was driving it home and it run fine. Until it shut down like you turned the key off. Coasted into the driveway. Tried to start it, and it acted like the starter was locked up. Click image to zoom. $5,716.99. Lowest Price Guarantee. GM 6.0L 366 Truck Engine. 2009-10 Chevy/GMC Truck/SUV/Van. Variable Valve Timing (VVT) See more product details. Free Shipping - Availability Date Unknown. QTY. You may need to remove the starter motor from you Chevy pickup if it is grinding or dragging, in order to test it. The starter motor is located on the passenger side of the truck, ...The GMC 366 is a 6.0 liter, V8, long block engine. The bore is 4.0 mm and the stroke is 3.6 mm. The compression ration is 9.6:1. There are 16 valves with an OHV configuration and three compression rings on the pistons. There is a chain driven cam on this engine. The gas fuel delivery is sequential electronic fuel injection (SEFI).

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Shop 366 Chevy Big Block V8, Distributors and get Free Shipping on orders over $149 at Speedway Motors. Talk to the experts. Call 800.979.0122, 7am-10pm, everyday.Year: 1985. Coachwork: blue bird. Chassis: gm. Engine: 366. Rated Cap: 25. 1985 chevy 366 replaced with a 1984 454 out of an rv. so my 1985 chevy 366 does have a thrown rod. ive been looking for a replacement 366 but havent had much luck. ive thought about rebuilding the one i have. but today i came across a 1984 chevy 454 thats still in … CHEVROLET 6.0L/366 Valves. Part Type: Valves. Engine Size: 6.0L/366. Individual Parts. Part Groups. In-Store Pickup Location. Results 1 - 13 of 13. 25 Records Per Page Default Sort. 178. 34K views 9 years ago. The 366 Big block V-8 (6.0 L) gasoline engine was used only in Chevrolet Medium duty trucks and in school buses. It had a bore of 3.935" and a stroke of 3.760". This...What does anyone know about the chevy 366 tall block motor. i know its used for school busses and heavy trucks… it has low horsepower and pretty decent torque at low rpms . i know it a low revving engine around 4000 rpms is it on gasoline . hp is 230 at 4000 rpms and torque is 345 at 2600 rpms… it has a long stroke and small bore … my …Originally Posted By: Jason280 I recently picked up a 1984 medium duty GMC 70 Topkick/Kodiak truck, with a GM 366 gas engine and 5spd manual trans with 2-spd rear end. I need to change the oil in the truck, but I have had a little difficulty finding the recommended oil and actual capacity.The 366 truck crank is forged if its the original crank, and has really big counterweights. It will go right into any standard deck block with no modifications but has to be rebalanced for the much lighter passenger car pistons. Because there are large counterweights, its just metal removal. The crank flange is exactly the same as the passenger ...Find CHEVROLET 6.0L/366 Crate Engines and get Free Shipping on Orders Over $109 at Summit Racing! Use your Summit Racing SpeedCard today, and get up to 10% back - Get Details! Vehicle/Engine Search Vehicle/Engine Search Make/Model SearchCHEVROLET 6.0L/366 Chevy big block Mark IV Intake Manifolds, Carbureted. Filter by Availability Filter Results Filter by Vehicle Individual Parts. Part Groups. Results 1 - 15 of 15 25 Records Per Page Default Sort . Weiand Track Warrior Intake Manifolds 7622. Weiand Track Warrior Intake Manifolds 7622 ...Shop 366 Chevy Big Block V8, Engine Parts and get Free Shipping on orders over $149 at Speedway Motors. Talk to the experts. Call 800.979.0122, 7am-10pm, everyday. REWARDS. ... MSD 85561 Chevy Billet Distributor Ignition Kit, 6425/8202/31229. Cap Type: HEI / Male. Advance Type: Mechanical. $1,027.80 /kit. Add to Cart. ACDelco Conventional Resistor Spark Plugs 19354432. Spark Plug, Conventional Resistor, Nickel Alloy Tip, Tapered Seat, 14mm Thread, Each. Part Number: ADO-R44T. ( 20 ) In Stock (more than 16 available) Estimated Ship Date: Today. Mfr. Rebate. $3.79. ….

29 Oct 2019 ... PerTronix electronic ignition on a 1975 Chevy C60 with 366 gas. Distributor part number location, rotor placement, electronic ignition used ...Get ratings and reviews for the top 12 foundation companies in Chevy Chase, MD. Helping you find the best foundation companies for the job. Expert Advice On Improving Your Home All...Fahlin Racing wrote: Recently after visiting a friend at his truck shop I see he has a couple 366 Chevrolet BBs laying around. I was wondering if these could be transformed into a decent powerplant. Since most people have never heard of a BBC 366, that might suggest their potential. Please help make Speedtalk a Troll free zone. The GM 6.0L 366ci Engine was engineered for Chevy/GMC's sport cars, 3/4-ton and 1-ton trucks, SUVs, and vans with an L96/LY6 engine code. These engines feature a cast iron blocks with 9.6 to 1 compression ratios. Tested to withstand vigorous conditions and back by GM warranty. GM Warranty. 6.0L 366 Truck Engine. Gm 366 Left/Driver Engine Exhaust Manifold - New | P/N 674162. NEW - Exhaust manifold. Item:DOR 674-162. Multiple Locations $190.49. Add To Cart. novaderrik Dork. 6/10/11 3:23 p.m. a 366 was designed for heavy duty trucks and busses, so they are designed for making low end torque. really small bore, with the stroke of a 396/427. the crank is forged. 4 bolt mains- a lot of those engines had their main caps stolen to be put on a 2 bolt 454 block.Also dont forget the Stock tall deck heads are pretty lame. And the stock giant 4 ring pistons are very heavy. Also the 366 has a very small bore, those motors are universially considered junk and the only good part is the crank. The 427 is only good for the block and crank, and the forged crank is usually sold off and a big stroker crank is used.The 366 was the long-standing standard workhorse of the C5500 - C7500 GMCs. It is a reliable, torquey engine with a strong bottom end - runs happiest below ~4,200 RPM. It is by no means economical; in fact, somewhat fuel thirsty. Works well coupled through an Allison automatic or 6-speed manual with button clutch, but generally prefers …Chevrolet C60. Rotates? : YES. Ventilated: No. Jakes: No. ECM: Not Included. Turbo: Not included. Oil Pan: Included. Air Compressor: Not included or Damaged.The 366 is a tall deck block (10.200" deck height), the 454 is short deck (9.800"), a .400" difference. Sides of block, motor mount area, oil pan area are all the same but the taller block puts the heads higher and wider in the engine bay so it is no good for exhaust fabrication or intake manifold/valvecover clearances to surrounding objects. Chevy 366, The firing order works for the following Big Block Chevy Engines -. 366 Chevy. 396 Chevy. 402 Chevy (Sometimes referred to as a 396) 427 Chevy. 454 Chevy. 502 Chevy. Also remember that the position of the spark plug wires does not matter AS LONG AS THE ORDER IS MAINTAINED! If you need to rotate the cap for any reason don't worry about pulling ... , 8409 posts · Joined 2012. #5 · Mar 21, 2016. BBC heads come in rectangular port, oval port, and truck small 'peanut' oval ports... the 366 is a truck only engine, so surprised it would have heads with bigger ports than a 454 engine... sounds like some previous swapping of heads has occurred... even the peanut ports are big compared to SBC ..., The 366 Big block V-8 (6.0 L) gasoline engine was used only in Chevrolet Medium duty trucks and in school buses. It had a bore of 3.935" and a stroke of 3.76..., The 366 Big block V-8 (6.0 L) gasoline engine was used only in Chevrolet Medium duty trucks and in school buses. It had a bore of 3.935" and a stroke of 3.76..., When it comes to buying a new or used Chevy vehicle, finding a reliable and trustworthy dealership is key. With so many options available, it’s important to know what to look for i..., Fahlin Racing wrote: Recently after visiting a friend at his truck shop I see he has a couple 366 Chevrolet BBs laying around. I was wondering if these could be transformed into a decent powerplant. Since most people have never heard of a BBC 366, that might suggest their potential. Please help make Speedtalk a Troll free zone., I've got a 366 tall block sitting in my garage right now, if you're thinking of making a stroker motor. Reply reply More replies. lolo9078 ... This sub-reddit is dedicated to everything related to Chevy vehicles: driving, racing, collecting, and more. Members Online., 31 July 2015 ... I'm hoping to get some experienced opinions on what I might try next on a 1991 366 Chevy bus engine that's developed some issues., 1985 Chevy C-60. 25 posts · Joined 2015. #3 · Feb 27, 2015 (Edited) Hi,I got a 1985 Chevy Box truck with a 366 automatic that I have been rebuilding for the past 5 years. concerning the carb, the best thing to do is replace the carb with a rebuilt Holley,the same unit that came from the factory on the 366ci.there are rebuilt ones online ..., This MABBCO® Master Engine Kit is for a GM Chevy 366 6.0 motor, model years 1991 through 1998. The late model 366 engine is identifiable by it's 1pc. rear main seal. Each kit is custom assembled using parts based on your engine’s requirements. Accordingly, we need to know the following: (1) model & year, (2) piston & ring size, and (3) rod ... , The deck height is 10.2 inches instead of 9.8 to compensate for an extra piston ring, the crank and rods on the 427T are the same as a 427, the crank is the same stroke on a 427t as a 396 and 427 but the second counterweightis a little larger. The heads are interchangeable but the intakes on the 366T and 427T are wider to compensate for …, Find CHEVROLET 6.0L/366 Chevy big block Mark IV Spark Plugs and get Free Shipping on Orders Over $109 at Summit Racing! Use your Summit Racing SpeedCard today, and get up to 10% back - Get Details! Vehicle/Engine Search Vehicle/Engine Search Make/Model Search, CHEVROLET 6.0L/366 Valves. Filter by Availability Filter Results Filter by Vehicle Individual Parts. Part Groups. Results 1 - 13 of 13 25 Records Per Page Default Sort . Brodix Cylinder Heads Exhaust Valves BR 81138. Brodix Cylinder Heads Exhaust Valves BR 81138 Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .342 in. Stem, 5.494 in ..., 559 posts · Joined 2009. #9 · Dec 24, 2014. With the ones we had, the 366 was the better engine. 427's had more problems, took a couple out, replaced them with 366's. 427 is apparently basically the same engine, just bored out. The thinner cylinder walls had cracking issues at times., CARTER Mechanical; Chevrolet Trk. 50 Series 366/6.0L, 427/7.0L 1985; Chevrolet Trk. 60, 70 Series 366/6.0L, 427/7.0L 1985-90; Chevrolet Trk. Med. Duty 366/6.0L, 427/7.0L 1985-87; Chevrolet Trk. P60/6500 Series 366/6.0L, 427/7.0L 1985-90; (More) with 3 Line Pump; Long Pump Housing. CARTER . $15.96: $0.00 ..., Gm 366 Engine Assembly - Rebuilt | P/N 4073. REBUILT - Lb gm 6.0 (366 cid) vin b (68 - 90) V8 ohv gm med duty, Gen iv, 2 pc r. Seal must verify with or wit... Warranty: Vendor. Item:TR 4073. Please Call. Shop our inventory of rebuilt GM 366 Engine Assemblies at unbeatable prices. Enjoy our hassle-free online checkout or call to speak to an expert., Get ratings and reviews for the top 11 gutter guard companies in Chevy Chase, MD. Helping you find the best gutter guard companies for the job. Expert Advice On Improving Your Home..., The block casting number is stamped on the left front of the engine block, usually above the vibration damper. It consists of 3-8 numbers or letters that indicate the manufacturer, displacement, and date. Common GM block prefixes include: V codes (e.g. VIN code) for small block V8s. Y codes for small straight-6 and inline engines., Gm 366 Engine Assembly - Rebuilt | P/N 4073. REBUILT - Lb gm 6.0 (366 cid) vin b (68 - 90) V8 ohv gm med duty, Gen iv, 2 pc r. Seal must verify with or wit... Warranty: Vendor. Item:TR 4073. Please Call. Shop our inventory of rebuilt GM 366 Engine Assemblies at unbeatable prices. Enjoy our hassle-free online checkout or call to speak to an expert., Since 1952, Speedway Motors has been committed to providing a broad selection of high-quality, affordable Starters for Big Block Chevy 366 - in stock and ready to ship to your doorstep. With 4 Big Block Chevy 366 Starters for sale, and a variety of options available, you're sure to find the ideal custom or universal Starters for your application., Basically, the main reasons for the 366 versions of these two popular powerplants are (1) availability of super-strong four-bolt-main blocks, (2) ideal torque …, There can be any number of reasons why you may need to remove the inner door trim panel on your Chevy Tahoe. You'll need to remove it if you have to work on components like the win..., 1985 Chevy C-60. 25 posts · Joined 2015. #3 · Feb 27, 2015 (Edited) Hi,I got a 1985 Chevy Box truck with a 366 automatic that I have been rebuilding for the past 5 years. concerning the carb, the best thing to do is replace the carb with a rebuilt Holley,the same unit that came from the factory on the 366ci.there are rebuilt ones online ..., Find CHEVROLET 6.0L/366 Fuel Pumps & Regulators and get Free Shipping on Orders Over $109 at Summit Racing! $5 Off Your $100 Mobile App Purchase - Get the App. , The 2020 Chevrolet Silverado is a fabulous choice if you’re searching for a reliable full-size pickup truck. Why? Because the Silverado is ranked in third place on the US News site..., A 383 is a 4" bore 350 block, with a 3.75" 400 crank. The 366 already has a 3.75" stroke, and the bore only needs .065" taken out to make an even 4". A cheap …, Find CHEVROLET 6.0L/366 Camshaft Kits and get Free Shipping on Orders Over $109 at Summit Racing! ... Hydraulic Flat Tappet, Adv. Duration 288/304, Lift .570/.575 in ..., The ignition cylinder on a Chevy Truck allows the ignition switch to activate and send an electrical signal to the starter motor. The motor then starts the engine. However, when th..., We need more information about your vehicle to confirm fit. Year Make Model Trim Engine. Finish adding vehicle. CHEVY LS 6.2L 510-625hp COMPLETE CRATE ENGINE PRO-BUILT 366 370 LQ LS2 LS6 Ls3. New (Other) $10,200.00. hrc2002 (926) 100%. Buy It Now. Freight., 31 Aug 2019 ... My problem is my 1984 366 is really down on power. The truck is a1984 GMC C-7000 with 98648 miles on it. It has 366 cid or 6.0 Letter gas ..., The BoxWrench Engine Specs Database is a community resource for mechanics of all skill levels to access a reference library of Firing Orders, Distributor Rotation Directions and Block-Cylinder Numbering as well as Torque Specs, Timing Settings and Cylinder Head Tightening Sequences among other engine specs., Before you is Chevrolet’s Mark IV big block, which was introduced in 1965 with 396 cubic inches. There was also the lesser-known 366 back in the day, which was …, Chevrolet's big block family of engines has some famous powerplants, but there's a lot of history to miss if you only pay attention to the 396 and 454. ... The 366 was designed to provide generous ...