May 5, 2016 ... Dean, It would be a shame to abandon that project if you really want it. I think the extending of the frame would be very straight forward. It ...This is probably a stupid question, but is it possible to convert a 300 I6 from a carb to fuel injection (or is this possible in any car, for that matter)? To my knowledge, the simplest way to convert the 300 to EFI is to get a 4-barrel carb intake, and a Holley or jegs standalone EFI setup. you could likely convert a factory EFI system to work ...1973 - 1979 F-100 & Larger F-Series Trucks - HEI distributor for 300 - FYI Evalero1 on ebay sells a new HEI (GM style) distributor for the 240/300 six, I bought one and I can dump the Ford ignition. ... Ford Inline Six, 200, 250, 4.9L / 300; 335 Series- 5.8/351M, 6.6/400, 351 Cleveland; Y-Block V8 (239, 272, 292, 312, 317, 341, 368 ...Jul 13, 2012 · In my opinion the best sounding exhaust for an I6 is either stock or a really mild performance muffler like a Dynomax Superturbo that will keep it on the quiet side. It's not a 300 but still a straight 6, 200ci i think. I think I'll try a similar exhaust on my truck using a Hooker super comp header. Ford Inline Six, 200, 250, 4.9L / 300 - 300 I6 dimensions? - Looking for the length, width and height of the 300 I6 with and without accessories, carburetor/throttle body, air filter and oil pan (stock). Been browsing and gone through many pages and …Interference engines made by Ford include its 1.6-liter single overhead cam engine, 2.0-liter double overhead cam engine, 2.2-liter engine, 3.0-liter single overhead cam engine and...1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks - 300 inline 6 valve adjustment - i have an 82 f-100 with a 300 inline 6 it has a ticking noise that sounds like a lifter ticking.does any one know if adjusting the valves will cure the problem if so how do you adjust the valves?the engine has around 155,00...October 26, 2023 by bertolli. The Ford 300 Inline 6 engine is a legendary powerhouse that has captured the hearts of enthusiasts and mechanics alike. Its … Find FORD 4.9L/300 Ford inline 6-cylinder Crate Engines and get Free Shipping on Orders Over $109 at Summit Racing! Save up to 10% on the Powersports Parts you Need! Nov 21, 2010 ... Here is an article about building an I6 and it even states that Clifford offers a motor mount for the 300 that will give you hood clearence. The ...Ford truck 300 6 cylinder. 1-25 of 56 cars. See photo. 1978 Ford F-100. $35,999. Sherman, Grayson County, TX. 1978. 88,773 Miles. Explore a Slice of American …Jun 11, 2022 ... The 300 6 is one of the best "working" engines manufactured. The Slant 6... an equal for a 400k mile reliable engine. Compression: 8.8. Firing Order: 153624. Information, specs, engine parts for the 300 Inline Straight 6 Ford Engine. You can find horsepower ratings, parts and engine specs for the Ford 300 inline 6 cylinder. The Ford 300 was first used in 1965. Ford Inline Six, 200, 250, 4.9L / 300; 335 Series- 5.8/351M, 6.6/400, 351 Cleveland; Y-Block V8 (239, 272, 292, 312, 317, 341, 368) ... If you take into account what Ford Recommends, and do the math, then a F-150/300-6 with a GVWR of 6100, with the bed fully loaded, can only tow, aproximately 2975lbs with a class II trailer. ... Ford definately ...Howin. The water-cooled inline-six makes use of a relatively long stroke—a whole 17 millimeters—to produce more low-rpm torque with a 16.6-millimeter bore. It's a lot like the full-scale Ford ...Engine Power Turbocharged Ford 300 CID Inline Six Top End Parts Combos. According to Pat Topolinski and Frankie Forman of PowerNation TV's Engine Power, the Ford 300 cu. in. inline six is practically indestructible. To prove the point, they obtained an industrial-spec 300 that spent its life powering a truck-mounted sprayer, threw on some off ...Tiny Ford 300 Inline-Six Replica Runs and Sounds Like the Real Thing. This one’s probably more expensive than the real deal, though. by Caleb …Crafting LS Heads for a Ford 300 Inline 6 — Part 2. Ken again delves into the exciting world of custom engine modifications with his Ford 300 inline 6-cylinder head. He showcases his unique creation built from two Chevrolet 5.3 LS heads in this work-in-progress video. Witness the final welding results that bring it all together as he reveals ...Sep 24, 2023 ... It sounds like you have a problem with the ignition module or the distributor. The coil control wire should have a pulsing negative signal when ...View Next Unread. Engine RPM. 1 1. Ford Inline Six, 200, 250, 4.9L / 300 - Headers for 300 Inline 6 - I have been reading threads where some advise not to put headers on a 300 six because it reduces tourque. I have a set of headers and a stock manifold. I want to get the most out of my 1982 rebuild to use on my ranch and max tourque for towing ...Get the Best Performance with ATK Engines DFF8 Remanufactured Crate Engine for 1987-1996 Ford F-Series Truck & E-Series Van with 300ci/4.9L L6 DFF8 parts at JEGS. Shop Now at the Guaranteed Lowest Price! Save $5 off $49+, $10 off $99+, ... Ford 240-300 Inline 6-Cylinder Intake (1) $629.99.Ford 300 Inline Six Gets Eye-Popping Off-The-Shelf Power Even after 45 years, our antique Ford engine still runs. Season 7, Episode 17 Full-Tilt Build On Our Ford 300 Inline 6 For Serious Power Gains The six-cylinder Ford’s numbers keep climbing as we give it major cam, piston, and cylinder head upgrades. ...Jul 8, 2008 ... V6/I6 Ford Gasoline Engines. powerband/shift points ford 300-6 ... 1993 F150 SuperCab 300-6 4x4 M5R2 ... straight 6 is. Click to expand... Compared ...© 2024 Google LLC. The six-cylinder Ford’s dyno numbers keep climbing as we give it major cam, piston, and cylinder head upgrades. #horsepower #ford …Originally Posted by Conanski. The whole air injection system can be deleted without any adverse engine effects or activating the check engine light, but the EGR cannot. If you want to fully delete the air injection system you can plug each of …Ford Inline Six, 200, 250, 4.9L / 300 - 300 I6 dimensions? - Looking for the length, width and height of the 300 I6 with and without accessories, carburetor/throttle body, air filter and oil pan (stock). Been browsing and gone through many pages and …Here's Why The Ford 300 Inline-Six Is One Of The Greatest Engines Ever - Jalopnik @ Here's Why The Ford 300 Inline-Six Is One Of The Greatest Engines Ever Many friends love the 4.9 in their Broncos. 1996 Bronco bought new; 5.0, E4OD, Manual 1356 Transfer Case, Manual Warn® Hubs.Howin. The water-cooled inline-six makes use of a relatively long stroke—a whole 17 millimeters—to produce more low-rpm torque with a 16.6-millimeter bore. It's a lot like the full-scale Ford ...49 posts · Joined 2012. #6 · May 8, 2012. 1 and a half inches that's how much longer a 4.9/300 inline six is and not much more power. the 300 inline six was put in one ton trucks because they made huge amounts of torque. now put a 4.0 in a in a one ton it's not going to budge. why put a v8 in a jeep when u can put a 300 inline six in and save ...As the engine warms up, the choke valve opens and allows the air/fuel mixture to lean out some. Lean means there is relatively more air in the mixture. For efficient combustion under normal driving conditions, the engine requires almost 15 parts of air to 1 part of fuel. This air/fuel ratio can be much richer during start-up.Dec 28, 2010 · Nope, it won't work without alot of modifications. The 300 in my F100 measures roughly 32" in length, not including the fan pulley. My Ranger engine bay measures roughly 33" from the firewall to the edge of the radiator support. Even with electric fans mounted in the bed, I don't see it happening. Find FORD 4.9L/300 Ford inline 6-cylinder Exhaust Systems and get Free Shipping on Orders Over $109 at Summit Racing! ... Passenger Side Exit, Steel, Aluminized, Ford, Pickup, 300, 302, 351, 400, 460. Part Number: SUM-684012. 4.11 out of 5 stars. Estimated Ship Date: Tomorrow. Free Shipping...Loading Estimated Ship Date: Tomorrow. Free Shipping;Yeah, that neck snapping 222ft# can really be a handful. Attachments. Ford 300 specs.jpg. 82.2 KB Views: 9,108 ...Ford Inline Six, 200, 250, 4.9L / 300 - '81 Ford 300 Straight 6 build advice - Good morning gentlemen. I am in need of some advice from the pros in here. I have a stock 1981 Ford 300 straight 6 i am going to put in my '87 Ford f150 4x4 5 speed manual. I am currently in the process of rebuilding the '81 engine & I'm...1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks - 300 inline 6 valve adjustment - i have an 82 f-100 with a 300 inline 6 it has a ticking noise that sounds like a lifter ticking.does any one know if adjusting the valves will cure the problem if so how do you adjust the valves?the engine has around 155,00... 300 cid, 4.9L Straight 6 Engine Specs. Ford's 300 cid "Big Six" was introduced to the F-Series platform for the 1965 model year. Its architecture is based on the smaller 240 cid I-6, with the 300's cylinder stroke being longer while sharing the identical cylinder bore. The 300 and later 4.9L straight 6 (Ford converted to a metric measurement ... WTB Ford 300 Inline 6 Forged Crankshaft . Thread Tools Search this Thread #1 08-31-2014, 01:32 PM bigfootsurfin. Junior User. Thread Starter. Join Date: Mar 2004. Location: Long Beach, CA. Posts: 70 Likes: 0 Received 0 Likes on 0 Posts WTB Ford 300 Inline 6 Forged Crankshaft ...The Big Block of inline Ford sixes. Threads 11.7K Messages 142.7K. Sub-forums: links to sticky thread; Threads 11.7K Messages 142.7K. All Big Six 300 sniper swap. ... Wanted Looking for 300 STRAIGHT CUT gears. Wednesday at 4:27 PM; PSIG; Buy, Sell, or Trade - Small Six. Threads 57 Messages 326. Threads 57 Messages 326.FORD 4.9L/300 Ford inline 6-cylinder Parts and Accessories. Filter by Availability Filter Results Filter by Vehicle Individual Parts. Part Groups. Results 1 - 25 of 2000 + 25 Records Per Page Default Sort . Optima RedTop Starting 12-Volt Batteries 9004-003. Optima RedTop Starting 12-Volt Batteries 9004-003 ...300 Ford Inline Six Parts. In Stock & Ships Fast. Category. Part. Brand. One Wire Alternator. Alternator Amperage. Application. Department. Transmission Family. …May 5, 2016 ... Dean, It would be a shame to abandon that project if you really want it. I think the extending of the frame would be very straight forward. It ...The Big Block of inline Ford sixes. Home. Forums. New posts. What's new. New posts New articles Latest activity. FSP Vendors. Ambler Race Vintage Inlines Marshall Since ... All Big Six Ford 240/300 engine information. Read Here First. pmuller9; Jan 21, 2021; Replies 18 Views 12K. Nov 16, 2022. THE FRENCHTOWN FLYER. E. According to Pat Topolinski and Frankie Forman of PowerNation TV's Engine Power, the Ford 300 cu. in. inline six is practically indestructible. To prove the point, they obtained an industrial-spec 300 that spent its life powering a truck-mounted sprayer, threw on some off-the-shelf performance goodies, then bolted on a turbo and boosted the ... or $198 /mo. F150. 4.9L, 5 speed, great interior. We are proud to present this 1991 Ford F150 XL. The F-150 has become something of legend thanks to its adaptability, dependability and dynamic styling. T….Quotes. “ Ford inline 6: 300 cubic inches of raw, low-end torque.” –Coty M. “OK, I’m not a Ford guy, but I have to be …300 Ford Inline Six Parts. In Stock & Ships Fast. Category. Part. Brand. One Wire Alternator. Alternator Amperage. Application. Department. Transmission Family. …the 300 cubic inch inline was their fourth generation straight six. initially producing 170 horsepower and 283 foot pounds of torque. while it powered everything from dump trucks to tractors, in 1978 the 300 became the base fseries engine and quickly earned a reputation for reliability and endurance.Back to the 300 straight six - Fell in love with the power of it, in an Econoline van (I think). Guess I'd have to get one of those, could be a good camping vehicle. My 85 had lots of sorta minor electrical problems with the emissions system but it got straightened out. It had around 250k though.Ford Inline Six, 200, 250, 4.9L / 300. 4. 08-01-2004 10:24 PM. whats the average cost to rebuild 300. paintman. Performance & General Engine Building. 3. 06-12-2003 08:39 PM. Back to Subforum. 1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks. View Next Unread. Vacuum System Diagram PleaseOriginally Posted by straightsixer. Dropped a newly rebuilt 6cyl in my truck a couple years ago and replaced the gasked on the side cover at same time. It started leaking slightly after about a week and has never stopped. Not a tremendous amount but enough to keep it alittle wet around the bottom of the cover.Ford tractors can be identified by the serial number that has either been stamped behind the oil filter on the engine block’s left side, on the left side of the transmission case, ...Ford Inline Six, 200, 250, 4.9L / 300 - 84 Ford Ranger 4x4 300 Inline 6 Swap Completed - 300 INLINE SIX could you ask for any thing more :-fire :-fire :-fire :-fire :-fire :-fire It has been 6 months since i have posted Well on my birthday 7-16-05 i got THE SIXER on the road or should i say off after a year of hell....Unless you use it for work and put a ton of miles on the van, it's not worth an engine swap just to save a few bucks a tank. let's say you get 10 mpg highway in the 351, and you would get 15 with a 300. if you drive 5000 miles a year, that would take 500 gallons of gas in the 351, @ $3.50 a gal thats $1,750.Ford Inline Six, 200, 250, 4.9L / 300 - 84 Ford Ranger 4x4 300 Inline 6 Swap Completed - 300 INLINE SIX could you ask for any thing more :-fire :-fire :-fire :-fire :-fire :-fire It has been 6 months since i have posted Well on my birthday 7-16-05 i got THE SIXER on the road or should i say off after a year of hell....Ford Inline Six, 200, 250, 4.9L / 300; 335 Series- 5.8/351M, 6.6/400, 351 Cleveland; Y-Block V8 (239, 272, 292, 312, 317, 341, 368) ... If you take into account what Ford Recommends, and do the math, then a F-150/300-6 with a GVWR of 6100, with the bed fully loaded, can only tow, aproximately 2975lbs with a class II trailer. ... Ford definately ... Compression: 8.8. Firing Order: 153624. Information, specs, engine parts for the 300 Inline Straight 6 Ford Engine. You can find horsepower ratings, parts and engine specs for the Ford 300 inline 6 cylinder. The Ford 300 was first used in 1965. Ford Inline Six, 200, 250, 4.9L / 300 - Supercharger on a 300-6 - I'm looking and doing some preliminary research on adding a blower to my 6. At the moment, I need some info on what I need to supercharge it. ... 95' F-150 EB 300/6 5 spd with 4" Superlift, MSD, Ram Air, Gibson Exhaust, 32" BFG Muds NEW PICS IN MY GALLERY!! …1973 - 1979 F-100 & Larger F-Series Trucks - HEI distributor for 300 - FYI Evalero1 on ebay sells a new HEI (GM style) distributor for the 240/300 six, I bought one and I can dump the Ford ignition. ... Ford Inline Six, 200, 250, 4.9L / 300; 335 Series- 5.8/351M, 6.6/400, 351 Cleveland; Y-Block V8 (239, 272, 292, 312, 317, 341, 368 ...REMAN FORD, 2011-2016 FORD 6.7L POWER STROKE Diesel Engine LONG Block. MEDIUM DUTY TRUCKS F250/F350, F450/ F550. Remanufactured: Ford. $7,950.65.Received 8 Likes on 7 Posts. I think Ford started installing AOD trans behind the 300 six in about 1983 or 1984. It would help you if you could see one of those trucks or pictures of the engine/carb. setup to give you some idea of how the factory did it. I do know that you have to get it just right or you will burn up the AOD.Back to the 300 straight six - Fell in love with the power of it, in an Econoline van (I think). Guess I'd have to get one of those, could be a good camping vehicle. My 85 had lots of sorta minor electrical problems with the emissions system but it got straightened out. It had around 250k though.FORD 4.9L/300 Ford inline 6-cylinder Parts and Accessories. Filter by Availability Filter Results Filter by Vehicle Individual Parts. Part Groups. Results 1 - 25 of 2000 + 25 Records Per Page Default Sort . Optima RedTop Starting 12-Volt Batteries 9004-003. Optima RedTop Starting 12-Volt Batteries 9004-003 ...As far as the bore and stroke of the 300, they are 4.000" X 3.980". Normally, you wouldn't bore any street motor block more than 0.060" and the norm would be 0.030", just enough to start with a round, parallel cylinder. Clifford Performance used …Nov 21, 2010 ... Here is an article about building an I6 and it even states that Clifford offers a motor mount for the 300 that will give you hood clearence. The ...FORD 4.9L/300 Ford inline 6-cylinder Intake Manifolds. Filter by Availability Filter Results Filter by Vehicle Individual Parts. Part Groups. Results 1 - 25 of 34 25 Records Per Page Default Sort . Offenhauser C Series Intake Manifolds 6227C. Offenhauser C Series Intake Manifolds 6227C ...Ford Inline Six, 200, 250, 4.9L / 300 - perfect carb for 300-6 - alright i think i have found the perfect carb for my 300-6. Holley makes a 390cfm 4bbl, will this work well it will be going on an offy 4bbl intake. Find FORD 4.9L/300 Ford inline 6-cylinder Parts and Accessories and get Free Shipping on Orders Over $109 at Summit Racing! Jan 8, 2010 · Ford Inline Six, 200, 250, 4.9L / 300 - 300-6 towing - Hi I'm a doing a little research on towing with a 300.I have diesel I normaly use but out with problems at the moment.I have a 84 two wheel drive crew cab that needs a motor but have two good 300's here with a\t.If I install one of these will they pull a 7000lb... Offenhauser 6019-DPK Ford 240-300 Inline 6-Cylinder Intake Kit Includes: Offenhauser Intake - 6019-DP Hedman Headers - 89300 Holley 390CFM Carb - 0-8007 Holley Secondary Spring Kit - 20-13 Spectra Fuel Filter - 2369 JEGS Carburetor Stud Kit - 555-15840 Mr. Gasket Intake Gasket - 260 JEGS 4BBL Carburetor Base Gasket - 555-16100 … The six-cylinder Ford’s dyno numbers keep climbing as we give it major cam, piston, and cylinder head upgrades. #horsepower #ford #enginesPart 1: Will The Fo... Jul 1, 2009 · Check for bad U joints, tie rods, and the like. Abandoned is got a good add on too. Hope she treats you well. abelmoreno's list of quality tune-up parts. Plugs, wires, rotor, cap, fuel filter. Add to that a coolant, trany, and gear lube change and you sould be in fair shape. 300 cid, 4.9L Straight 6 Engine Specs. Ford's 300 cid "Big Six" was introduced to the F-Series platform for the 1965 model year. Its architecture is based on the smaller 240 cid I-6, with the 300's cylinder stroke being longer while sharing the identical cylinder bore. The 300 and later 4.9L straight 6 (Ford converted to a metric measurement ... 8/10/14 9:59 p.m.. Some good info and a link or two here: http://grassrootsmotorsports.com/forum/grm/ford-300- ...Ford Inline Six, 200, 250, 4.9L / 300 - '81 Ford 300 Straight 6 build advice - Good morning gentlemen. I am in need of some advice from the pros in here. I have a stock 1981 Ford 300 straight 6 i am going to put in my '87 Ford f150 4x4 5 speed manual. I am currently in the process of rebuilding the '81 engine & I'm...Dec 31, 2012 · There should be two screws. The first screw is in the carb body and adjusts the mixture at idle. The other screw should be on the linkage attached to th carb and adjusts the idle speed. Before doing any carb adjustment make sure the ignition system is good and timing is set. The engine should also be at operating temperature. 50 CID per cylinder, which is the equivalent of a 400 CID v8. Re: 300 I-6 ford performance builds? I ran the numbers on wallace and the cross sections good for 5500 rpm so that's perfect for this setup. If it makes 260 NA it better make more than 400hp with 15psi, it should make 520 in perfect conditions.Quotes. “ Ford inline 6: 300 cubic inches of raw, low-end torque.” –Coty M. “OK, I’m not a Ford guy, but I have to be …Jan 29, 2017 · Ford Inline Six, 200, 250, 4.9L / 300; 335 Series- 5.8/351M, 6.6/400, 351 Cleveland ... Truck is a 93 300 6 efi, 5sp, 4x4, SWB, 200k miles on all original parts ... Sep 13, 2018 ... Big inline 6s are just TOUGH and I'd imagine what makes them awesome truck/work motors would likewise make them tough marine engines. IPA1 , 09- ...REMAN FORD, 2011-2016 FORD 6.7L POWER STROKE Diesel Engine LONG Block. MEDIUM DUTY TRUCKS F250/F350, F450/ F550. Remanufactured: Ford. $7,950.65.
Oct 21, 2005 ... how much can a inline 6 be bored out got a stupid but pretty cool ideah today i want to take a fuel injected inline six, bore it out.. Where to watch will and grace
The Ford 300 engine in your tug has a fresh cylinder head. It is a 240 head because the maintenance guys at SFO couldn’t find a 300 head core. Right away and unwittingly they’ve raised the compression ratio by half a point. Now, this 240 cylinder head over the course of its 40 years has been resurfaced at least a couple of times.Switched from carburetd to electronic fuel injection. Compression ratio was 8.8:1. Brake Horsepower: 145 @ 3400 rpm. Torque: 265 lbs.-ft. @ 2000 rpm. 1994-1996. Brake Horsepower: 150 @ 3400 rpm. Torque: 260 lbs.-ft. …Dec 14, 2009 · The Ford Inline Six 300 in reality was just a 240 cubic inch Ford engine with a longer stroke””the main difference being the dimensions of the block and the rotating assembly. It has seven main saddles and timing gears instead of a chain or belt. The Inline Six 300 was first offered in the 1965 production year for full-sized cars, F-series ... Yeah, that neck snapping 222ft# can really be a handful. Attachments. Ford 300 specs.jpg. 82.2 KB Views: 9,108 ...Ford Inline Six, 200, 250, 4.9L / 300 - Inline 6 towing capacity? - I recently bought an 88 F-150 with an inline 6 -- it's to tow my horse around. ... (UPS used the 300 in their big brown trucks up untill Ford stopped production of the 300 in 1996), but it does so in a deliberate, methodical way, not alot of speed involved here. If you want to ... The six-cylinder Ford’s dyno numbers keep climbing as we give it major cam, piston, and cylinder head upgrades. #horsepower #ford #enginesPart 1: Will The Fo... To find out which type of engine your Ford Taurus has, you can pop the hood and search for a label on the engine. You can also identify the engine type with the 17-digit vehicle id...I am having similar situation. Maintenance Shop - 1995 300 wont start no spark - I have a 1995 300 inline 6, OBD 1, and it has no spark at the plug. The distributer, plugs, and wires were replaced two years ago with roughly 200 miles put on the truck. Just replaced the coil tonight and still no spark. Over the weekend it started and ran just ...REMAN FORD, 2011-2016 FORD 6.7L POWER STROKE Diesel Engine LONG Block. MEDIUM DUTY TRUCKS F250/F350, F450/ F550. Remanufactured: Ford. $7,950.65.Dec 20, 2011 ... I was thinking of putting a 300 Straight 6 with a 4 speed transmission in my 1998 Ranger Ext. I know it will take more time and money then a ...includes: 3" inlet and outlet 225 mixer, model e regulator and everything required for a straight propane conversion. (for dual fuel you will need to supply your own components to shut off power to fuel pump and injectors) kit will support …Jun 27, 2020 · The 300 cubic inch straight-six made around 100 horsepower when it first went on sale, and peaked at 150 ponies, but the low-range torque (roughly 240-260 lb-ft, depending on the model year) was what made this motor a favorite among fleets and frugal truck buyers alike. That, and the fact that the 300 CID was virtually a bulletproof engine. Jul 8, 2008 ... V6/I6 Ford Gasoline Engines. powerband/shift points ford 300-6 ... 1993 F150 SuperCab 300-6 4x4 M5R2 ... straight 6 is. Click to expand... Compared ...13K. 858K views 2 years ago #asmr #timelapse #enginerestoration. POWERNATION stumbled upon this rusty old Ford 300 Inline Six that started life …For starters, the 300 inline-six is cheaper. At around $1,500 for a remanufactured crate motor, it’s a fraction of the cost of the other motors. Plus it’s cheaper to run. …Jan 29, 2017 · Ford Inline Six, 200, 250, 4.9L / 300; 335 Series- 5.8/351M, 6.6/400, 351 Cleveland ... Truck is a 93 300 6 efi, 5sp, 4x4, SWB, 200k miles on all original parts ... And you DO lose more then just a few lb feet. 3" Single exhaust is perfect for the 300/302 engines, and 2.25" duals are about right for the 300/302. 2.5" Duals/3.5" Single is great for 351W, 3" duals/4-4.5" Single exhaust for a 460. You could try a DI/DO Magnaflow muffler and do duals, that should sound nice.Sep 28, 2009 ... Six cylinder supercharged and turbocharged motors have powered cross country trucks durably, cheaply, for the past 70+ years, :cool:..